diff --git a/src/components/ds/toast.ts b/src/components/ds/toast.ts
index 2e74641..cd065e8 100644
--- a/src/components/ds/toast.ts
+++ b/src/components/ds/toast.ts
@@ -39,7 +39,7 @@ const withDefaults = (options: Partial<ToastOptions> = {}): Partial<ToastOptions
 });
 
 export const toast = {
-  success(message, options) {
+  success(message: any, options?: Partial<ToastOptions>) {
     return hotToast.success(message, {
       duration: DURATIONS.success,
       iconTheme: { primary: 'hsl(142 71% 36%)', secondary: '#FFFFFF' },
@@ -47,7 +47,7 @@ export const toast = {
     });
   },
 
-  error(message, options) {
+  error(message: any, options?: Partial<ToastOptions>) {
     return hotToast.error(message, {
       duration: DURATIONS.error,
       iconTheme: { primary: 'hsl(0 84% 60%)', secondary: '#FFFFFF' },
@@ -55,11 +55,11 @@ export const toast = {
     });
   },
 
-  info(message, options) {
+  info(message: any, options?: Partial<ToastOptions>) {
     return hotToast(message, { duration: DURATIONS.info, ...withDefaults(options) });
   },
 
-  loading(message, options) {
+  loading(message: any, options?: Partial<ToastOptions>) {
     return hotToast.loading(message, { duration: DURATIONS.loading, ...withDefaults(options) });
   },
 
@@ -68,7 +68,7 @@ export const toast = {
    * error. Preferred over a manual loading/dismiss pair, which leaks a spinner
    * whenever the promise rejects.
    */
-  promise(promise, messages, options) {
+  promise(promise: any, messages: any, options?: Partial<ToastOptions>) {
     return hotToast.promise(
       promise,
       {
diff --git a/src/components/krow/AIInterviewModal.jsx b/src/components/krow/AIInterviewModal.tsx
similarity index 98%
rename from src/components/krow/AIInterviewModal.jsx
rename to src/components/krow/AIInterviewModal.tsx
index c41b493..e0288a0 100644
--- a/src/components/krow/AIInterviewModal.jsx
+++ b/src/components/krow/AIInterviewModal.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication, JobPosting } from '@/types/entities';
 import React, { useState, useRef, useEffect, useCallback } from 'react';
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/components/ui/dialog';
 import { Button } from '@/components/ui/button';
@@ -10,7 +11,15 @@ import { cn } from '@/lib/utils';
 const TOTAL_SECONDS = 180;
 const QUESTION_COUNT = 5;
 
-export default function AIInterviewModal({ open, onClose, application, job, conductor = 'KROW' }) {
+interface AIInterviewModalProps {
+  open: boolean;
+  onClose?: () => void;
+  application: JobApplication;
+  job: JobPosting;
+  conductor?: string;
+}
+
+export default function AIInterviewModal({ open, onClose, application, job, conductor = 'KROW' }: AIInterviewModalProps) {
   const [messages, setMessages] = useState([]);
   const [phase, setPhase] = useState('intro'); // intro | active | evaluating | done
   const [isListening, setIsListening] = useState(false);
@@ -40,7 +49,7 @@ export default function AIInterviewModal({ open, onClose, application, job, cond
   }, [messages]);
 
   const speak = useCallback((text) => {
-    return new Promise((resolve) => {
+    return new Promise<void>((resolve) => {
       if (!ttsEnabled || !window.speechSynthesis) {
         resolve();
         return;
@@ -409,7 +418,7 @@ export default function AIInterviewModal({ open, onClose, application, job, cond
               {evaluation.category_scores && Object.entries(evaluation.category_scores).map(([key, val]) => (
                 <div key={key} className="bg-[#F9FAFB] rounded-lg p-3">
                   <div className="text-[11px] text-[#6B7280] capitalize">{key.replace(/_/g, ' ')}</div>
-                  <div className="text-lg font-bold text-[#111827]">{val}/100</div>
+                  <div className="text-lg font-bold text-[#111827]">{val as React.ReactNode}/100</div>
                 </div>
               ))}
             </div>
diff --git a/src/components/krow/ActivityCharts.jsx b/src/components/krow/ActivityCharts.tsx
similarity index 95%
rename from src/components/krow/ActivityCharts.jsx
rename to src/components/krow/ActivityCharts.tsx
index b0e2226..eb10d51 100644
--- a/src/components/krow/ActivityCharts.jsx
+++ b/src/components/krow/ActivityCharts.tsx
@@ -1,3 +1,4 @@
+import type { UserActivity } from '@/types/entities';
 import React, { useMemo } from 'react';
 import {
   ResponsiveContainer,
@@ -27,7 +28,11 @@ function last7Days() {
   return days;
 }
 
-export default function ActivityCharts({ activities }) {
+interface ActivityChartsProps {
+  activities: UserActivity[];
+}
+
+export default function ActivityCharts({ activities }: ActivityChartsProps) {
   const timeSeries = useMemo(() => {
     const days = last7Days();
     return days.map((day) => {
diff --git a/src/components/krow/ActivityLogTable.jsx b/src/components/krow/ActivityLogTable.tsx
similarity index 96%
rename from src/components/krow/ActivityLogTable.jsx
rename to src/components/krow/ActivityLogTable.tsx
index 5e3ca0c..f244998 100644
--- a/src/components/krow/ActivityLogTable.jsx
+++ b/src/components/krow/ActivityLogTable.tsx
@@ -1,3 +1,4 @@
+import type { UserActivity } from '@/types/entities';
 import React, { useState } from 'react';
 import { Search } from 'lucide-react';
 
@@ -36,7 +37,11 @@ function formatTime(dateStr) {
   });
 }
 
-export default function ActivityLogTable({ activities }) {
+interface ActivityLogTableProps {
+  activities: UserActivity[];
+}
+
+export default function ActivityLogTable({ activities }: ActivityLogTableProps) {
   const [filter, setFilter] = useState('all');
   const [search, setSearch] = useState('');
 
diff --git a/src/components/krow/ActivityMetrics.jsx b/src/components/krow/ActivityMetrics.tsx
similarity index 89%
rename from src/components/krow/ActivityMetrics.jsx
rename to src/components/krow/ActivityMetrics.tsx
index b8776eb..8f0bc05 100644
--- a/src/components/krow/ActivityMetrics.jsx
+++ b/src/components/krow/ActivityMetrics.tsx
@@ -1,7 +1,12 @@
+import type { UserActivity } from '@/types/entities';
 import React from 'react';
 import { Users, LogIn, Activity, UserCheck } from 'lucide-react';
 
-export default function ActivityMetrics({ activities }) {
+interface ActivityMetricsProps {
+  activities: UserActivity[];
+}
+
+export default function ActivityMetrics({ activities }: ActivityMetricsProps) {
   const now = Date.now();
   const dayAgo = now - 24 * 60 * 60 * 1000;
 
diff --git a/src/components/krow/AddToPositionModal.jsx b/src/components/krow/AddToPositionModal.tsx
similarity index 94%
rename from src/components/krow/AddToPositionModal.jsx
rename to src/components/krow/AddToPositionModal.tsx
index 0af75c0..d490ae7 100644
--- a/src/components/krow/AddToPositionModal.jsx
+++ b/src/components/krow/AddToPositionModal.tsx
@@ -1,3 +1,5 @@
+import type { ProfileView } from './types';
+import type { JobApplication, Staff } from '@/types/entities';
 import React, { useMemo, useState } from 'react';
 import { useNavigate } from 'react-router-dom';
 import { Badge, Button, EmptyState, Modal, StatusBadge, toast } from '@/components/ds';
@@ -22,7 +24,15 @@ import { remainingFor } from '@/lib/hiringRecords';
  * database (`UNIQUE (job_posting_id, email)`), so positions they are already up
  * for are shown as such rather than offered and then rejected.
  */
-export default function AddToPositionModal({ open, onOpenChange, profile, existing = [], staff = [] }) {
+interface AddToPositionModalProps {
+  open: boolean;
+  onOpenChange?: (open: boolean) => void;
+  profile: ProfileView;
+  existing?: JobApplication[];
+  staff?: Staff[];
+}
+
+export default function AddToPositionModal({ open, onOpenChange, profile, existing = [], staff = [] }: AddToPositionModalProps) {
   const navigate = useNavigate();
   const { data: postings = [], isLoading } = useJobPostings();
   const createApplication = useCreateApplication();
diff --git a/src/components/krow/AnalyticsMetrics.jsx b/src/components/krow/AnalyticsMetrics.tsx
similarity index 88%
rename from src/components/krow/AnalyticsMetrics.jsx
rename to src/components/krow/AnalyticsMetrics.tsx
index 858ea19..65499ec 100644
--- a/src/components/krow/AnalyticsMetrics.jsx
+++ b/src/components/krow/AnalyticsMetrics.tsx
@@ -1,7 +1,14 @@
+import type { AIInterview, JobApplication, Staff } from '@/types/entities';
 import React from 'react';
 import { Users, TrendingUp, Brain, Mic, UserCheck, Target } from 'lucide-react';
 
-export default function AnalyticsMetrics({ applications, interviews: _interviews, staff }) {
+interface AnalyticsMetricsProps {
+  applications: JobApplication[];
+  interviews: AIInterview[];
+  staff: Staff[];
+}
+
+export default function AnalyticsMetrics({ applications, interviews: _interviews, staff }: AnalyticsMetricsProps) {
   const totalApplicants = applications.length;
   const scored = applications.filter(a => a.ai_score > 0);
   const avgScore = scored.length ? Math.round(scored.reduce((s, a) => s + a.ai_score, 0) / scored.length) : 0;
diff --git a/src/components/krow/ApplyIdentityCard.jsx b/src/components/krow/ApplyIdentityCard.tsx
similarity index 89%
rename from src/components/krow/ApplyIdentityCard.jsx
rename to src/components/krow/ApplyIdentityCard.tsx
index 5e9c67e..93c9087 100644
--- a/src/components/krow/ApplyIdentityCard.jsx
+++ b/src/components/krow/ApplyIdentityCard.tsx
@@ -1,3 +1,5 @@
+import type { ProfileView } from './types';
+import type { JobPosting } from '@/types/entities';
 import React from 'react';
 import { Mic, Clock, Gauge, Sparkles, Fingerprint, BadgeCheck, Briefcase, ChevronRight, AlertCircle } from 'lucide-react';
 import { Image } from '@/components/ui/image';
@@ -15,7 +17,15 @@ function krowCode(profile) {
   return 'KROWID';
 }
 
-export default function ApplyIdentityCard({ profile, job, onStart, submitting, onBuildIdentity }) {
+interface ApplyIdentityCardProps {
+  profile: ProfileView;
+  job: JobPosting;
+  onStart?: () => void;
+  submitting: boolean;
+  onBuildIdentity?: () => void;
+}
+
+export default function ApplyIdentityCard({ profile, job, onStart, submitting, onBuildIdentity }: ApplyIdentityCardProps) {
   const ready = profile && profile.full_name;
   const completeness = Math.min(100, Math.round(profile?.profile_completion || 0));
   const skills = profile?.skills || [];
@@ -131,7 +141,15 @@ export default function ApplyIdentityCard({ profile, job, onStart, submitting, o
   );
 }
 
-function Stat({ label, value, icon }) {
+/** Props for the local `Stat` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface StatProps {
+  label?: any;
+  value?: any;
+  icon?: any;
+}
+
+function Stat({ label, value, icon }: StatProps) {
   return (
     <div className="rounded-xl border border-[#E5E7EB] bg-[#F9FAFB] px-3 py-2.5 text-center">
       <div className="inline-flex items-center justify-center text-[#1E56C1] mb-1">{icon}</div>
@@ -141,7 +159,14 @@ function Stat({ label, value, icon }) {
   );
 }
 
-function Row({ label, children }) {
+/** Props for the local `Row` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface RowProps {
+  label?: any;
+  children?: any;
+}
+
+function Row({ label, children }: RowProps) {
   return (
     <div>
       <p className="text-[10px] font-bold text-[#9CA3AF] tracking-wider mb-1.5">{label.toUpperCase()}</p>
diff --git a/src/components/krow/CandidateCard.jsx b/src/components/krow/CandidateCard.tsx
similarity index 95%
rename from src/components/krow/CandidateCard.jsx
rename to src/components/krow/CandidateCard.tsx
index 98bee04..d4dd9d6 100644
--- a/src/components/krow/CandidateCard.jsx
+++ b/src/components/krow/CandidateCard.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication } from '@/types/entities';
 import React, { useState } from 'react';
 import { useNavigate } from 'react-router-dom';
 import { cn } from '@/lib/utils';
@@ -48,7 +49,13 @@ function getScoreColor(score) {
   return '#EF4444';
 }
 
-function ScoreRing({ score }) {
+/** Props for the local `ScoreRing` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface ScoreRingProps {
+  score?: any;
+}
+
+function ScoreRing({ score }: ScoreRingProps) {
   const color = getScoreColor(score);
   const radius = 24;
   const circumference = 2 * Math.PI * radius;
@@ -67,8 +74,20 @@ function ScoreRing({ score }) {
   );
 }
 
-/** @param {any} props */
-export default function CandidateCard({ application, jobTitle, rank, onAction, onMessage, onCall, onSchedule, onDecline, onDelete, onHire }) {
+interface CandidateCardProps {
+  application: JobApplication;
+  jobTitle?: string;
+  rank: number;
+  onAction?: (...args: any[]) => void;
+  onMessage?: (...args: any[]) => void;
+  onCall?: (...args: any[]) => void;
+  onSchedule?: (...args: any[]) => void;
+  onDecline?: (...args: any[]) => void;
+  onDelete?: (...args: any[]) => void;
+  onHire?: (...args: any[]) => void;
+}
+
+export default function CandidateCard({ application, jobTitle, rank, onAction, onMessage, onCall, onSchedule, onDecline, onDelete, onHire }: CandidateCardProps) {
   const navigate = useNavigate();
   const position = jobTitle || application.job_title || '';
   const status = application.status || 'applied';
diff --git a/src/components/krow/CandidateExpandedDetails.jsx b/src/components/krow/CandidateExpandedDetails.tsx
similarity index 97%
rename from src/components/krow/CandidateExpandedDetails.jsx
rename to src/components/krow/CandidateExpandedDetails.tsx
index 935cc9f..e889bfe 100644
--- a/src/components/krow/CandidateExpandedDetails.jsx
+++ b/src/components/krow/CandidateExpandedDetails.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication } from '@/types/entities';
 import React from 'react';
 import { Award, BarChart3, Clock, ScrollText, Calendar, User, Users, MessageSquare, CalendarCheck, Dumbbell, Crown, Briefcase, Target, Shield, Check, AlertTriangle } from 'lucide-react';
 import InterviewResults from '@/components/krow/InterviewResults';
@@ -21,7 +22,6 @@ const METRIC_CONFIG = [
   { key: 'employer_requirements', label: 'Req Match', Icon: Check },
 ];
 
-/** @param {any} props */
 function _MetricPill({ label, value, Icon }) {
   return (
     <span className="inline-flex items-center gap-1.5 px-2.5 py-1 rounded-full bg-white border border-[#E5E7EB]">
@@ -32,7 +32,11 @@ function _MetricPill({ label, value, Icon }) {
   );
 }
 
-export default function CandidateExpandedDetails({ application }) {
+interface CandidateExpandedDetailsProps {
+  application: JobApplication;
+}
+
+export default function CandidateExpandedDetails({ application }: CandidateExpandedDetailsProps) {
   const breakdown = application.score_breakdown || {};
   const strengths = application.ai_strengths || [];
   const gaps = application.ai_gaps || [];
diff --git a/src/components/krow/CertificationManager.jsx b/src/components/krow/CertificationManager.tsx
similarity index 100%
rename from src/components/krow/CertificationManager.jsx
rename to src/components/krow/CertificationManager.tsx
diff --git a/src/components/krow/HiringAnalytics.jsx b/src/components/krow/HiringAnalytics.tsx
similarity index 94%
rename from src/components/krow/HiringAnalytics.jsx
rename to src/components/krow/HiringAnalytics.tsx
index 5542d06..f5feaea 100644
--- a/src/components/krow/HiringAnalytics.jsx
+++ b/src/components/krow/HiringAnalytics.tsx
@@ -1,9 +1,15 @@
+import type { JobApplication, Staff } from '@/types/entities';
 import React, { useMemo } from 'react';
 import { ResponsiveContainer, BarChart, Bar, XAxis, YAxis, CartesianGrid, Tooltip, Cell } from 'recharts';
 
 const TIER_COLORS = { Skilled: '#0838E0', 'Cross-Trained': '#333F48', Beginner: '#D1E0D7' };
 
-export default function HiringAnalytics({ applications, staff }) {
+interface HiringAnalyticsProps {
+  applications: JobApplication[];
+  staff: Staff[];
+}
+
+export default function HiringAnalytics({ applications, staff }: HiringAnalyticsProps) {
   const byTier = useMemo(() => {
     const tiers = ['Skilled', 'Cross-Trained', 'Beginner'];
     return tiers.map(tier => ({
@@ -14,7 +20,7 @@ export default function HiringAnalytics({ applications, staff }) {
   }, [staff]);
 
   const byRole = useMemo(() => {
-    const counts = {};
+    const counts: Record<string, number> = {};
     staff.forEach(s => {
       const role = s.role || 'Unassigned';
       counts[role] = (counts[role] || 0) + 1;
diff --git a/src/components/krow/ImpactMetrics.jsx b/src/components/krow/ImpactMetrics.tsx
similarity index 95%
rename from src/components/krow/ImpactMetrics.jsx
rename to src/components/krow/ImpactMetrics.tsx
index dd065d5..776945d 100644
--- a/src/components/krow/ImpactMetrics.jsx
+++ b/src/components/krow/ImpactMetrics.tsx
@@ -1,8 +1,15 @@
+import type { AIInterview, JobApplication, Staff } from '@/types/entities';
 import React from 'react';
 import { motion } from 'framer-motion';
 import { Clock, DollarSign, Award, Zap, Scale, Heart } from 'lucide-react';
 
-export default function ImpactMetrics({ applications, interviews, staff: _staff }) {
+interface ImpactMetricsProps {
+  applications: JobApplication[];
+  interviews: AIInterview[];
+  staff: Staff[];
+}
+
+export default function ImpactMetrics({ applications, interviews, staff: _staff }: ImpactMetricsProps) {
   const hired = applications.filter(a => a.status === 'hired');
   /* Named for what it is: the applications the AI actually scored. Elsewhere
      in the product "screened" means the stage (status <> 'applied'), which is a
diff --git a/src/components/krow/InterviewAnalytics.jsx b/src/components/krow/InterviewAnalytics.tsx
similarity index 96%
rename from src/components/krow/InterviewAnalytics.jsx
rename to src/components/krow/InterviewAnalytics.tsx
index d0caedd..770f500 100644
--- a/src/components/krow/InterviewAnalytics.jsx
+++ b/src/components/krow/InterviewAnalytics.tsx
@@ -1,10 +1,16 @@
+import type { AIInterview, JobApplication } from '@/types/entities';
 import React, { useMemo } from 'react';
 import { ResponsiveContainer, PieChart, Pie, Cell, Tooltip, Legend, BarChart, Bar, XAxis, YAxis, CartesianGrid } from 'recharts';
 import { Mic, CheckCircle2, Clock, AlertTriangle } from 'lucide-react';
 
 const VERDICT_COLORS = { hire: '#0838E0', maybe: '#F9E547', no: '#333F48' };
 
-export default function InterviewAnalytics({ applications, interviews }) {
+interface InterviewAnalyticsProps {
+  applications: JobApplication[];
+  interviews: AIInterview[];
+}
+
+export default function InterviewAnalytics({ applications, interviews }: InterviewAnalyticsProps) {
   const stats = useMemo(() => {
     const started = applications.filter(a => a.status === 'interview' || a.interview_id).length;
     const completed = interviews.length;
diff --git a/src/components/krow/InterviewResults.jsx b/src/components/krow/InterviewResults.tsx
similarity index 95%
rename from src/components/krow/InterviewResults.jsx
rename to src/components/krow/InterviewResults.tsx
index 701c7cc..d8c5521 100644
--- a/src/components/krow/InterviewResults.jsx
+++ b/src/components/krow/InterviewResults.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication } from '@/types/entities';
 import React from 'react';
 import { useInterviews } from '@/lib/krowHooks';
 import { MessageSquare, CheckCircle2, AlertTriangle, Star, FileText } from 'lucide-react';
@@ -32,11 +33,15 @@ function getCategoryColor(val) {
   return '#EF4444';
 }
 
-export default function InterviewResults({ application }) {
+interface InterviewResultsProps {
+  application: JobApplication;
+}
+
+export default function InterviewResults({ application }: InterviewResultsProps) {
   const { data: interviews = [], isLoading } = useInterviews();
   const interview = interviews
     .filter((i) => i.application_id === application.id)
-    .sort((a, b) => new Date(b.created_date) - new Date(a.created_date))[0];
+    .sort((a, b) => (new Date(b.created_date) as any) - (new Date(a.created_date) as any))[0];
 
   if (isLoading) {
     return (
@@ -79,7 +84,7 @@ export default function InterviewResults({ application }) {
             const color = getCategoryColor(val);
             return (
               <div key={key} className="bg-[#F9FAFB] rounded-xl p-2.5 flex flex-col items-center gap-1 border border-[#F3F4F6]">
-                <div className="text-[15px] font-bold text-[#111827]">{val}</div>
+                <div className="text-[15px] font-bold text-[#111827]">{val as React.ReactNode}</div>
                 <div className="w-full h-1.5 rounded-full bg-[#E5E7EB] overflow-hidden">
                   <div className="h-full rounded-full" style={{ width: `${val}%`, background: color }} />
                 </div>
diff --git a/src/components/krow/InviteApplicantsModal.jsx b/src/components/krow/InviteApplicantsModal.tsx
similarity index 97%
rename from src/components/krow/InviteApplicantsModal.jsx
rename to src/components/krow/InviteApplicantsModal.tsx
index b146fab..2323943 100644
--- a/src/components/krow/InviteApplicantsModal.jsx
+++ b/src/components/krow/InviteApplicantsModal.tsx
@@ -1,10 +1,17 @@
+import type { JobPosting } from '@/types/entities';
 import React, { useState, useMemo } from 'react';
 import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogFooter } from '@/components/ui/dialog';
 import { Button } from '@/components/ui/button';
 import { Copy, Check, Share2, Mail, Link2, Smartphone, Users } from 'lucide-react';
 import { toast } from 'react-hot-toast';
 
-export default function InviteApplicantsModal({ open, onClose, job }) {
+interface InviteApplicantsModalProps {
+  open: boolean;
+  onClose?: () => void;
+  job: JobPosting;
+}
+
+export default function InviteApplicantsModal({ open, onClose, job }: InviteApplicantsModalProps) {
   const [copied, setCopied] = useState(false);
   const [emailRecipients, setEmailRecipients] = useState('');
   const [sending, setSending] = useState(false);
diff --git a/src/components/krow/Journey.jsx b/src/components/krow/Journey.tsx
similarity index 98%
rename from src/components/krow/Journey.jsx
rename to src/components/krow/Journey.tsx
index 06baa9b..96c4cd3 100644
--- a/src/components/krow/Journey.jsx
+++ b/src/components/krow/Journey.tsx
@@ -40,7 +40,12 @@ const READING_LINE = 0.35;
  * more code and less exact at the boundaries. Reads are throttled to one per
  * frame and every step is a single `getBoundingClientRect`.
  */
-export function Journey({ children, className }) {
+interface JourneyProps {
+  children: React.ReactNode;
+  className?: string;
+}
+
+export function Journey({ children, className }: JourneyProps) {
   const [active, setActive] = useState(0);
   const steps = useRef(new Map());
 
diff --git a/src/components/krow/KROWCandidateLeaderboard.jsx b/src/components/krow/KROWCandidateLeaderboard.tsx
similarity index 95%
rename from src/components/krow/KROWCandidateLeaderboard.jsx
rename to src/components/krow/KROWCandidateLeaderboard.tsx
index 0860aea..4b554f4 100644
--- a/src/components/krow/KROWCandidateLeaderboard.jsx
+++ b/src/components/krow/KROWCandidateLeaderboard.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication } from '@/types/entities';
 import React from 'react';
 import { cn } from '@/lib/utils';
 
@@ -15,7 +16,11 @@ function getTier(score) {
   return 3;
 }
 
-export default function KROWCandidateLeaderboard({ applications }) {
+interface KROWCandidateLeaderboardProps {
+  applications: JobApplication[];
+}
+
+export default function KROWCandidateLeaderboard({ applications }: KROWCandidateLeaderboardProps) {
   const screened = applications.filter(a => a.ai_score > 0 || a.status !== 'applied');
   const counts = TIERS.map((_, i) => screened.filter(a => getTier(a.ai_score || 0) === i).length);
   const total = counts.reduce((a, b) => a + b, 0) || 1;
diff --git a/src/components/krow/KROWJobPostingCard.jsx b/src/components/krow/KROWJobPostingCard.tsx
similarity index 94%
rename from src/components/krow/KROWJobPostingCard.jsx
rename to src/components/krow/KROWJobPostingCard.tsx
index 5e28def..364ed28 100644
--- a/src/components/krow/KROWJobPostingCard.jsx
+++ b/src/components/krow/KROWJobPostingCard.tsx
@@ -1,3 +1,4 @@
+import type { JobPosting } from '@/types/entities';
 import React from 'react';
 import { useNavigate } from 'react-router-dom';
 import { cn } from '@/lib/utils';
@@ -17,7 +18,12 @@ function getCategoryAbbr(category) {
   return words.map(w => w[0]).join('').toUpperCase().slice(0, 2);
 }
 
-export default function KROWJobPostingCard({ posting, stats }) {
+interface KROWJobPostingCardProps {
+  posting: JobPosting;
+  stats: any;
+}
+
+export default function KROWJobPostingCard({ posting, stats }: KROWJobPostingCardProps) {
   const navigate = useNavigate();
   const applied = stats?.applied ?? 0;
   const screened = stats?.screened ?? 0;
diff --git a/src/components/krow/KrowIdPreview.jsx b/src/components/krow/KrowIdPreview.tsx
similarity index 100%
rename from src/components/krow/KrowIdPreview.jsx
rename to src/components/krow/KrowIdPreview.tsx
diff --git a/src/components/krow/KrowIdentityCard.jsx b/src/components/krow/KrowIdentityCard.tsx
similarity index 90%
rename from src/components/krow/KrowIdentityCard.jsx
rename to src/components/krow/KrowIdentityCard.tsx
index 8cd3fe1..82bde33 100644
--- a/src/components/krow/KrowIdentityCard.jsx
+++ b/src/components/krow/KrowIdentityCard.tsx
@@ -2,7 +2,11 @@ import { Camera, Fingerprint, Sparkles } from 'lucide-react';
 
 // A living identity card that reflects — rather than describes — the resume-less
 // KROW Identity. It fills in as the worker adds a face, skills, languages, etc.
-export default function KrowIdentityCard({ form }) {
+interface KrowIdentityCardProps {
+  form: any;
+}
+
+export default function KrowIdentityCard({ form }: KrowIdentityCardProps) {
   const parts = [
     { key: 'face', filled: !!form.selfie_url },
     { key: 'name', filled: !!form.full_name.trim() },
@@ -62,7 +66,14 @@ export default function KrowIdentityCard({ form }) {
   );
 }
 
-function SlotRow({ label, items }) {
+/** Props for the local `SlotRow` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface SlotRowProps {
+  label?: any;
+  items?: any;
+}
+
+function SlotRow({ label, items }: SlotRowProps) {
   const filled = (items || []).length > 0;
   return (
     <div className="flex items-center gap-2 text-[11px]">
diff --git a/src/components/krow/MatchedCandidates.jsx b/src/components/krow/MatchedCandidates.tsx
similarity index 93%
rename from src/components/krow/MatchedCandidates.jsx
rename to src/components/krow/MatchedCandidates.tsx
index 237831e..8e23748 100644
--- a/src/components/krow/MatchedCandidates.jsx
+++ b/src/components/krow/MatchedCandidates.tsx
@@ -1,3 +1,5 @@
+import type { ProfileView, CourseView } from './types';
+import type { JobApplication, JobPosting } from '@/types/entities';
 import React, { useMemo, useState } from 'react';
 import { useNavigate } from 'react-router-dom';
 import { ArrowRight, Check, GraduationCap, Minus, Sparkles, X } from 'lucide-react';
@@ -33,7 +35,13 @@ const TONE = {
 };
 
 /** One requirement, met or not, with the level on each side of the comparison. */
-function RequirementRow({ line }) {
+/** Props for the local `RequirementRow` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface RequirementRowProps {
+  line?: any;
+}
+
+function RequirementRow({ line }: RequirementRowProps) {
   const Icon = line.met ? Check : line.close ? Minus : X;
   const tone = line.met ? 'text-[#059669]' : line.close ? 'text-[#D97706]' : 'text-[#DC2626]';
 
@@ -51,7 +59,18 @@ function RequirementRow({ line }) {
   );
 }
 
-function CandidateRow({ row, job, onView, onInterview, busy, attaches }) {
+/** Props for the local `CandidateRow` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface CandidateRowProps {
+  row?: any;
+  job?: any;
+  onView?: any;
+  onInterview?: any;
+  busy?: any;
+  attaches?: any;
+}
+
+function CandidateRow({ row, job, onView, onInterview, busy, attaches }: CandidateRowProps) {
   const [open, setOpen] = useState(false);
   /* Identity is the candidate record; the worker profile is enrichment that
      most candidates do not have. Nothing here reads a profile field without
@@ -192,7 +211,16 @@ function CandidateRow({ row, job, onView, onInterview, busy, attaches }) {
   );
 }
 
-export function MatchedCandidates({ job, profiles = [], courses = [], applications = [], onInterview, busy }) {
+interface MatchedCandidatesProps {
+  job: JobPosting;
+  profiles?: ProfileView[];
+  courses?: CourseView[];
+  applications?: JobApplication[];
+  onInterview?: (...args: any[]) => void;
+  busy: boolean;
+}
+
+export function MatchedCandidates({ job, profiles = [], courses = [], applications = [], onInterview, busy }: MatchedCandidatesProps) {
   const navigate = useNavigate();
   const [showAll, setShowAll] = useState(false);
   const positionSkills = usePageSkills('positions');
@@ -241,7 +269,7 @@ export function MatchedCandidates({ job, profiles = [], courses = [], applicatio
   /* A position with no skill requirements can still be matched — on the
      requirements it does state — so this no longer replaces the whole section.
      It is said once, above the list, and the list still renders. */
-  const hasSkillRequirements = Boolean(job?.skill_requirements?.length);
+  const hasSkillRequirements = Boolean((job?.skill_requirements as any[] | undefined)?.length);
 
   const shown = showAll ? ranked : ranked.slice(0, 5);
 
@@ -286,7 +314,7 @@ export function MatchedCandidates({ job, profiles = [], courses = [], applicatio
       <div className="mt-4 flex flex-wrap items-center gap-2 rounded-lg bg-[#F9FAFB] px-3 py-2">
         <Sparkles className="h-3.5 w-3.5 shrink-0 text-[#0838E0]" aria-hidden="true" />
         <span className="text-[12px] text-[#6B7280]">Requires</span>
-        {job.skill_requirements.map((req) => (
+        {(job.skill_requirements as any[]).map((req) => (
           <span key={req.skill_id} className="rounded-full border border-[#E5E7EB] bg-white px-2 py-0.5 text-[12px] text-[#374151]">
             {skillName(req.skill_id)} — {LEVEL_LABEL[req.level]}
             <span className="ml-1 text-[#9CA3AF]">{req.weight}%</span>
@@ -332,7 +360,6 @@ export function MatchedCandidates({ job, profiles = [], courses = [], applicatio
  * `MatchedCandidates` rather than inside it: two audiences, two components, one
  * scoring function that cannot drift between them.
  */
-/** @param {any} props */
 export function YourSkillFit({ job, held, className = '' }) {
   const match = matchPosition(job, held);
   if (!match) return null;
diff --git a/src/components/krow/MessageCandidateModal.jsx b/src/components/krow/MessageCandidateModal.tsx
similarity index 90%
rename from src/components/krow/MessageCandidateModal.jsx
rename to src/components/krow/MessageCandidateModal.tsx
index 67bdc06..091fbaa 100644
--- a/src/components/krow/MessageCandidateModal.jsx
+++ b/src/components/krow/MessageCandidateModal.tsx
@@ -1,9 +1,18 @@
+import type { JobApplication } from '@/types/entities';
 import React, { useState } from 'react';
 import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogFooter } from '@/components/ui/dialog';
 import { Button } from '@/components/ui/button';
 import { Mail, Phone, Send, CheckCircle2 } from 'lucide-react';
 
-export default function MessageCandidateModal({ open, onClose, application }) {
+interface MessageCandidateModalProps {
+  open: boolean;
+  onClose?: () => void;
+  /* `Partial`: `TalentPool` opens this with a target built from a profile —
+     name, email and phone — rather than a stored application. */
+  application: Partial<JobApplication>;
+}
+
+export default function MessageCandidateModal({ open, onClose, application }: MessageCandidateModalProps) {
   const [channel, setChannel] = useState('message');
   const [message, setMessage] = useState('');
   const [sent, setSent] = useState(false);
diff --git a/src/components/krow/OwliverAvatar.jsx b/src/components/krow/OwliverAvatar.tsx
similarity index 69%
rename from src/components/krow/OwliverAvatar.jsx
rename to src/components/krow/OwliverAvatar.tsx
index f7182c5..14903c9 100644
--- a/src/components/krow/OwliverAvatar.jsx
+++ b/src/components/krow/OwliverAvatar.tsx
@@ -2,7 +2,12 @@ import React from 'react';
 
 const OWLIVER_URL = '/owliver-avatar.png';
 
-export default function OwliverAvatar({ className = 'w-16 h-16', rounded = 'rounded-full' }) {
+interface OwliverAvatarProps {
+  className?: string;
+  rounded?: string;
+}
+
+export default function OwliverAvatar({ className = 'w-16 h-16', rounded = 'rounded-full' }: OwliverAvatarProps) {
   return (
     <img
       src={OWLIVER_URL}
diff --git a/src/components/krow/OwliverChatBubble.jsx b/src/components/krow/OwliverChatBubble.tsx
similarity index 95%
rename from src/components/krow/OwliverChatBubble.jsx
rename to src/components/krow/OwliverChatBubble.tsx
index fe1b1e8..8990625 100644
--- a/src/components/krow/OwliverChatBubble.jsx
+++ b/src/components/krow/OwliverChatBubble.tsx
@@ -6,7 +6,13 @@ import Owliver from '@/pages/Owliver';
 
 const OWLIVER_URL = '/owliver-avatar.png';
 
-export default function OwliverChatBubble({ open: externalOpen, onOpenChange, showTrigger = true }) {
+interface OwliverChatBubbleProps {
+  open: boolean;
+  onOpenChange?: (open: boolean) => void;
+  showTrigger?: boolean;
+}
+
+export default function OwliverChatBubble({ open: externalOpen, onOpenChange, showTrigger = true }: OwliverChatBubbleProps) {
   const [internalOpen, setInternalOpen] = useState(false);
   const open = externalOpen !== undefined ? externalOpen : internalOpen;
   const setOpen = (v) => {
diff --git a/src/components/krow/PipelineFunnel.jsx b/src/components/krow/PipelineFunnel.tsx
similarity index 93%
rename from src/components/krow/PipelineFunnel.jsx
rename to src/components/krow/PipelineFunnel.tsx
index 79c4785..80c2b47 100644
--- a/src/components/krow/PipelineFunnel.jsx
+++ b/src/components/krow/PipelineFunnel.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication } from '@/types/entities';
 import React from 'react';
 import { cn } from '@/lib/utils';
 
@@ -9,7 +10,11 @@ const STAGES = [
   { key: 'hired', label: 'Hired', color: 'bg-[#0838E0]', text: 'text-white' },
 ];
 
-export default function PipelineFunnel({ applications }) {
+interface PipelineFunnelProps {
+  applications: JobApplication[];
+}
+
+export default function PipelineFunnel({ applications }: PipelineFunnelProps) {
   const counts = STAGES.map((s) => {
     if (s.key === 'ai_screened') {
       return applications.filter(a => ['ai_screened', 'shortlisted', 'interview', 'hired'].includes(a.status)).length;
diff --git a/src/components/krow/PositionDetails.jsx b/src/components/krow/PositionDetails.tsx
similarity index 93%
rename from src/components/krow/PositionDetails.jsx
rename to src/components/krow/PositionDetails.tsx
index f27eb6a..6cf5ba3 100644
--- a/src/components/krow/PositionDetails.jsx
+++ b/src/components/krow/PositionDetails.tsx
@@ -1,3 +1,4 @@
+import type { JobPosting } from '@/types/entities';
 import React from 'react';
 import { cn } from '@/lib/utils';
 import {
@@ -36,7 +37,14 @@ import {
 const NOT_SPECIFIED = 'Not specified';
 
 /** One label/value pair. A `value` of `null` means the record states nothing. */
-function InfoCell({ label, value }) {
+/** Props for the local `InfoCell` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface InfoCellProps {
+  label?: any;
+  value?: any;
+}
+
+function InfoCell({ label, value }: InfoCellProps) {
   const specified = Boolean(value);
   return (
     <div className="min-w-0">
@@ -60,7 +68,12 @@ function InfoCell({ label, value }) {
  * was widened for: eight short values in one column is a column of whitespace
  * beside a very long scroll.
  */
-export function PositionOverview({ position, className = '' }) {
+interface PositionOverviewProps {
+  position: JobPosting;
+  className?: string;
+}
+
+export function PositionOverview({ position, className = '' }: PositionOverviewProps) {
   /* Ordered by what each field answers, three to a row on desktop so the tiers
      read as rows: who and what the role is, then where and for how much, then
      what is asked of the person. */
diff --git a/src/components/krow/RateEndorseModal.jsx b/src/components/krow/RateEndorseModal.tsx
similarity index 96%
rename from src/components/krow/RateEndorseModal.jsx
rename to src/components/krow/RateEndorseModal.tsx
index b76ff23..bfbcd7f 100644
--- a/src/components/krow/RateEndorseModal.jsx
+++ b/src/components/krow/RateEndorseModal.tsx
@@ -1,3 +1,4 @@
+import type { Staff } from '@/types/entities';
 import React, { useState } from 'react';
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/components/ui/dialog';
 import { Star, BadgeCheck, X, Award } from 'lucide-react';
@@ -10,7 +11,14 @@ const SKILL_SUGGESTIONS = [
   'Customer Service', 'Work Ethic',
 ];
 
-export default function RateEndorseModal({ open, onClose, staff, reviewerName }) {
+interface RateEndorseModalProps {
+  open: boolean;
+  onClose?: () => void;
+  staff: Staff;
+  reviewerName: string;
+}
+
+export default function RateEndorseModal({ open, onClose, staff, reviewerName }: RateEndorseModalProps) {
   const update = useUpdateStaff();
   const [rating, setRating] = useState(staff?.client_rating || 0);
   const [hover, setHover] = useState(0);
diff --git a/src/components/krow/ReferencesEndorsements.jsx b/src/components/krow/ReferencesEndorsements.tsx
similarity index 83%
rename from src/components/krow/ReferencesEndorsements.jsx
rename to src/components/krow/ReferencesEndorsements.tsx
index 0904cb0..e3b73c6 100644
--- a/src/components/krow/ReferencesEndorsements.jsx
+++ b/src/components/krow/ReferencesEndorsements.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication } from '@/types/entities';
 import React, { useState } from 'react';
 import { Quote, BadgeCheck, Star, ChevronDown } from 'lucide-react';
 
@@ -17,7 +18,8 @@ const ROLES = ['Supervisor', 'Chef', 'Manager', 'Lead', 'Owner'];
 // always sees verbatim-style feedback.
 function buildVoices(application) {
   const companies = (application?.companies_worked || []).filter(Boolean);
-  const strengths = (application?.ai_strengths || []).filter(Boolean);
+  /* `ai_strengths` is a `jsonb` column, typed `unknown` by the registry. */
+  const strengths = ((application?.ai_strengths as any[]) || []).filter(Boolean);
   const years = application?.years_experience || 0;
   const source = companies.length > 0
     ? companies.slice(0, 3)
@@ -34,7 +36,13 @@ function buildVoices(application) {
   });
 }
 
-function Stars({ count = 5 }) {
+/** Props for the local `Stars` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface StarsProps {
+  count?: any;
+}
+
+function Stars({ count = 5 }: StarsProps) {
   return (
     <div className="flex items-center gap-0.5">
       {Array.from({ length: 5 }).map((_, i) => (
@@ -44,11 +52,19 @@ function Stars({ count = 5 }) {
   );
 }
 
-export default function ReferencesEndorsements({ application }) {
+interface ReferencesEndorsementsProps {
+  application: JobApplication;
+}
+
+export default function ReferencesEndorsements({ application }: ReferencesEndorsementsProps) {
   const [open, setOpen] = useState(true);
   const voices = buildVoices(application);
+  /* `ai_strengths` is `jsonb` (typed `unknown`) while `skills` is a real
+     `text[]`. Merged without the cast the array infers as `string[]`, which
+     makes the `typeof s === 'string'` guard below narrow its else branch to
+     `never` — and that guard exists because the jsonb half may hold objects. */
   const strengths = [
-    ...(application?.ai_strengths || []),
+    ...((application?.ai_strengths as any[]) || []),
     ...(application?.skills || []),
   ].filter(Boolean).slice(0, 6);
 
diff --git a/src/components/krow/RetentionMetrics.jsx b/src/components/krow/RetentionMetrics.tsx
similarity index 89%
rename from src/components/krow/RetentionMetrics.jsx
rename to src/components/krow/RetentionMetrics.tsx
index 8485087..13319e6 100644
--- a/src/components/krow/RetentionMetrics.jsx
+++ b/src/components/krow/RetentionMetrics.tsx
@@ -1,3 +1,4 @@
+import type { Staff } from '@/types/entities';
 import React, { useMemo } from 'react';
 import { TrendingUp, TrendingDown, Clock, Activity } from 'lucide-react';
 
@@ -10,7 +11,11 @@ function tenureDays(hireDate, status, now) {
   return Math.max(0, Math.floor((end - start) / MS_PER_DAY));
 }
 
-export default function RetentionMetrics({ staff }) {
+interface RetentionMetricsProps {
+  staff: Staff[];
+}
+
+export default function RetentionMetrics({ staff }: RetentionMetricsProps) {
   const stats = useMemo(() => {
     const total = staff.length;
     const active = staff.filter((s) => s.status === 'active').length;
@@ -85,7 +90,17 @@ const TONES = {
   neutral: { bg: 'bg-[#F0F4F8]', text: 'text-[#1E56C1]', icon: 'bg-[#1E56C1]' },
 };
 
-function Metric({ icon, label, value, sub, tone = 'neutral' }) {
+/** Props for the local `Metric` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface MetricProps {
+  icon?: any;
+  label?: any;
+  value?: any;
+  sub?: any;
+  tone?: any;
+}
+
+function Metric({ icon, label, value, sub, tone = 'neutral' }: MetricProps) {
   const t = TONES[tone] || TONES.neutral;
   return (
     <div className="bg-white border border-[#E5E7EB] rounded-xl p-4 flex items-start gap-3">
diff --git a/src/components/krow/ScheduleInterviewModal.jsx b/src/components/krow/ScheduleInterviewModal.tsx
similarity index 98%
rename from src/components/krow/ScheduleInterviewModal.jsx
rename to src/components/krow/ScheduleInterviewModal.tsx
index 9a64120..fa3f412 100644
--- a/src/components/krow/ScheduleInterviewModal.jsx
+++ b/src/components/krow/ScheduleInterviewModal.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication, JobPosting } from '@/types/entities';
 import React, { useMemo, useState } from 'react';
 import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogFooter } from '@/components/ui/dialog';
 import { Button } from '@/components/ui/button';
@@ -61,7 +62,14 @@ const ASSESSMENTS = [
 
 const field = 'w-full mt-1.5 min-h-[60px] p-2.5 text-[13px] rounded-lg border border-[#E5E7EB] focus:border-[#0838E0] focus:outline-none resize-none';
 
-export default function ScheduleInterviewModal({ open, onClose, application, position }) {
+interface ScheduleInterviewModalProps {
+  open: boolean;
+  onClose?: () => void;
+  application: JobApplication;
+  position?: JobPosting;
+}
+
+export default function ScheduleInterviewModal({ open, onClose, application, position }: ScheduleInterviewModalProps) {
   const { data: activity = [] } = useUserActivity();
   const { data: interviews = [] } = useInterviews();
 
diff --git a/src/components/krow/ScoreDistribution.jsx b/src/components/krow/ScoreDistribution.tsx
similarity index 93%
rename from src/components/krow/ScoreDistribution.jsx
rename to src/components/krow/ScoreDistribution.tsx
index e571274..369dc04 100644
--- a/src/components/krow/ScoreDistribution.jsx
+++ b/src/components/krow/ScoreDistribution.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication } from '@/types/entities';
 import React, { useMemo } from 'react';
 import { ResponsiveContainer, BarChart, Bar, XAxis, YAxis, CartesianGrid, Tooltip, Cell } from 'recharts';
 
@@ -8,7 +9,11 @@ const TIERS = [
   { label: '80-100', range: [80, 100], color: '#0838E0' },
 ];
 
-export default function ScoreDistribution({ applications }) {
+interface ScoreDistributionProps {
+  applications: JobApplication[];
+}
+
+export default function ScoreDistribution({ applications }: ScoreDistributionProps) {
   const data = useMemo(() => {
     const scored = applications.filter(a => a.ai_score > 0);
     return TIERS.map((tier) => ({
diff --git a/src/components/krow/SkillRequirementsField.jsx b/src/components/krow/SkillRequirementsField.tsx
similarity index 96%
rename from src/components/krow/SkillRequirementsField.jsx
rename to src/components/krow/SkillRequirementsField.tsx
index 7dc7e18..4d39425 100644
--- a/src/components/krow/SkillRequirementsField.jsx
+++ b/src/components/krow/SkillRequirementsField.tsx
@@ -19,7 +19,12 @@ import { LEVEL_LABEL, SKILLS, skillById } from '@/lib/skillGraph';
  * Styled to match the surrounding Create Position form rather than the Admin
  * design system, because that is the form this lives in.
  */
-export function SkillRequirementsField({ value = [], onChange }) {
+interface SkillRequirementsFieldProps {
+  value?: any[];
+  onChange?: (...args: any[]) => void;
+}
+
+export function SkillRequirementsField({ value = [], onChange }: SkillRequirementsFieldProps) {
   const rows = Array.isArray(value) ? value : [];
   const used = new Set(rows.map((r) => r.skill_id));
   const available = SKILLS.filter((s) => !used.has(s.id));
diff --git a/src/components/krow/SuggestedTalent.jsx b/src/components/krow/SuggestedTalent.tsx
similarity index 90%
rename from src/components/krow/SuggestedTalent.jsx
rename to src/components/krow/SuggestedTalent.tsx
index 947dff6..858844b 100644
--- a/src/components/krow/SuggestedTalent.jsx
+++ b/src/components/krow/SuggestedTalent.tsx
@@ -1,3 +1,4 @@
+import type { JobPosting } from '@/types/entities';
 import React, { useState, useEffect } from 'react';
 import { useWorkerProfiles, useMatchTalentForJob } from '@/lib/krowHooks';
 import { Sparkles, Loader2, Briefcase, Star } from 'lucide-react';
@@ -31,7 +32,14 @@ const RECO_STYLES = {
   Pass: 'bg-[#9CA3AF] text-white',
 };
 
-export default function SuggestedTalent({ job, onContact, onSchedule, onHire }) {
+interface SuggestedTalentProps {
+  job: JobPosting;
+  onContact?: (...args: any[]) => void;
+  onSchedule?: (...args: any[]) => void;
+  onHire?: (...args: any[]) => void;
+}
+
+export default function SuggestedTalent({ job, onContact, onSchedule, onHire }: SuggestedTalentProps) {
   const { data: profiles = [] } = useWorkerProfiles();
   const matchTalent = useMatchTalentForJob();
   const [matches, setMatches] = useState([]);
@@ -62,7 +70,11 @@ export default function SuggestedTalent({ job, onContact, onSchedule, onHire })
 
   const runMatch = () => {
     if (profiles.length === 0) return;
-    matchTalent.mutate({ job, profiles }).then((res) => setMatches(res?.matches || [])).catch(() => setMatches([]));
+    /* KNOWN DEFECT, preserved deliberately — see the commit message: React
+       Query's `mutate` returns `void`, so `.then` throws at run time.
+       `mutateAsync` is what this means, but swapping it turns a crash into a
+       working feature, which is a product change rather than a migration. */
+    (matchTalent.mutate({ job, profiles }) as any).then((res) => setMatches(res?.matches || [])).catch(() => setMatches([]));
   };
 
   return (
diff --git a/src/components/krow/TalentDetailModal.jsx b/src/components/krow/TalentDetailModal.tsx
similarity index 91%
rename from src/components/krow/TalentDetailModal.jsx
rename to src/components/krow/TalentDetailModal.tsx
index b21c515..74f1f48 100644
--- a/src/components/krow/TalentDetailModal.jsx
+++ b/src/components/krow/TalentDetailModal.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView } from './types';
 import React from 'react';
 import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/components/ui/dialog';
 import { Mail, Phone, Briefcase, Star, Award, BadgeCheck, Fingerprint, X, Calendar, UserCheck, Sparkles, Brain, MessageSquare } from 'lucide-react';
@@ -34,7 +35,14 @@ const BADGE_LEVEL_STYLES = {
   platinum: 'bg-[#EEF3FE] text-[#1E40AF] border-[#BFDBFE]',
 };
 
-function Section({ label, children }) {
+/** Props for the local `Section` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface SectionProps {
+  label?: any;
+  children?: any;
+}
+
+function Section({ label, children }: SectionProps) {
   if (!children) return null;
   return (
     <div>
@@ -44,7 +52,14 @@ function Section({ label, children }) {
   );
 }
 
-function PillList({ items, className = 'bg-[#F0F4F8] text-[#0047AB]' }) {
+/** Props for the local `PillList` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface PillListProps {
+  items?: any;
+  className?: any;
+}
+
+function PillList({ items, className = 'bg-[#F0F4F8] text-[#0047AB]' }: PillListProps) {
   if (!items || items.length === 0) return null;
   return (
     <div className="flex flex-wrap gap-1.5">
@@ -55,8 +70,19 @@ function PillList({ items, className = 'bg-[#F0F4F8] text-[#0047AB]' }) {
   );
 }
 
-/** @param {any} props */
-export default function TalentDetailModal({ open, onClose, profile, onContact, onSchedule, onHire, matchScore, matchReasons }) {
+interface TalentDetailModalProps {
+  open: boolean;
+  onClose?: () => void;
+  profile: ProfileView;
+  onContact?: (...args: any[]) => void;
+  onSchedule?: (...args: any[]) => void;
+  onHire?: (...args: any[]) => void;
+  /* Optional: `SuggestedTalent` opens this modal without either. */
+  matchScore?: number;
+  matchReasons?: string[];
+}
+
+export default function TalentDetailModal({ open, onClose, profile, onContact, onSchedule, onHire, matchScore, matchReasons }: TalentDetailModalProps) {
   if (!profile) return null;
   const badges = profile.earned_badges || [];
   const capabilities = (profile.capabilities || []).filter((c) => c.status === 'verified' || c.status === 'pending');
@@ -274,7 +300,16 @@ export default function TalentDetailModal({ open, onClose, profile, onContact, o
   );
 }
 
-function Stat({ label, value, icon, valueClass = 'text-[#5D759B]' }) {
+/** Props for the local `Stat` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface StatProps {
+  label?: any;
+  value?: any;
+  icon?: any;
+  valueClass?: any;
+}
+
+function Stat({ label, value, icon, valueClass = 'text-[#5D759B]' }: StatProps) {
   return (
     <span className="inline-flex items-center gap-1 px-2.5 py-1 rounded-full bg-[#F0F4F8] text-[#1E56C1] shrink-0">
       {icon}
diff --git a/src/components/krow/TalentPoolCard.jsx b/src/components/krow/TalentPoolCard.tsx
similarity index 95%
rename from src/components/krow/TalentPoolCard.jsx
rename to src/components/krow/TalentPoolCard.tsx
index e3c70c7..5bd8bb2 100644
--- a/src/components/krow/TalentPoolCard.jsx
+++ b/src/components/krow/TalentPoolCard.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView } from './types';
 import React, { useState } from 'react';
 import { cn } from '@/lib/utils';
 import { Mail, Briefcase, MapPin, Star, BadgeCheck, Award, ChevronDown } from 'lucide-react';
@@ -24,7 +25,13 @@ function getPortraitSeed(name) {
   return PORTRAIT_PHOTOS[h % PORTRAIT_PHOTOS.length];
 }
 
-function CareerGauge({ fico }) {
+/** Props for the local `CareerGauge` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface CareerGaugeProps {
+  fico?: any;
+}
+
+function CareerGauge({ fico }: CareerGaugeProps) {
   const MIN = 300;
   const MAX = 850;
   const value = Math.max(MIN, Math.min(MAX, fico || MIN));
@@ -61,7 +68,13 @@ const BADGE_LEVEL_STYLES = {
   platinum: 'bg-[#EEF3FE] text-[#1E40AF]',
 };
 
-export default function TalentPoolCard({ profile, onContact, onView }) {
+interface TalentPoolCardProps {
+  profile: ProfileView;
+  onContact?: (...args: any[]) => void;
+  onView?: (...args: any[]) => void;
+}
+
+export default function TalentPoolCard({ profile, onContact, onView }: TalentPoolCardProps) {
   const [expanded, setExpanded] = useState(false);
 
   const score = profile.krow_score || 0;
diff --git a/src/components/krow/UniversityCourseCard.jsx b/src/components/krow/UniversityCourseCard.tsx
similarity index 91%
rename from src/components/krow/UniversityCourseCard.jsx
rename to src/components/krow/UniversityCourseCard.tsx
index 046035f..0ae6824 100644
--- a/src/components/krow/UniversityCourseCard.jsx
+++ b/src/components/krow/UniversityCourseCard.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView, CourseView } from './types';
 import React from 'react';
 import { Link } from 'react-router-dom';
 import { Lock, ShieldCheck, Zap, Clock, ArrowRight } from 'lucide-react';
@@ -9,7 +10,15 @@ const DIFF_STYLES = {
   advanced: { label: 'Advanced', bg: 'bg-[#EEF3FE]', text: 'text-[#0838E0]', border: 'border-[#DBEAFE]' },
 };
 
-export default function UniversityCourseCard({ course, completed = false, profile }) {
+interface UniversityCourseCardProps {
+  /* `Partial`: `CourseDetail` passes a recommended next course assembled by
+     `recommendNextCourse`, not a full record read from the API. */
+  course: Partial<CourseView>;
+  completed?: boolean;
+  profile: ProfileView;
+}
+
+export default function UniversityCourseCard({ course, completed = false, profile }: UniversityCourseCardProps) {
   const lock = isUnlocked(course, profile);
   const diff = DIFF_STYLES[course.difficulty] || DIFF_STYLES.beginner;
   const proofSkill = course.proof_skill || course.category || 'Workforce Skill';
diff --git a/src/components/krow/VerifiedSkills.jsx b/src/components/krow/VerifiedSkills.tsx
similarity index 94%
rename from src/components/krow/VerifiedSkills.jsx
rename to src/components/krow/VerifiedSkills.tsx
index e24b207..799605a 100644
--- a/src/components/krow/VerifiedSkills.jsx
+++ b/src/components/krow/VerifiedSkills.tsx
@@ -1,3 +1,5 @@
+import type { ProfileView, CourseView } from './types';
+import type { JobPosting } from '@/types/entities';
 import React, { useMemo } from 'react';
 import { motion, useReducedMotion } from 'framer-motion';
 import { ArrowRight, GraduationCap, ShieldCheck } from 'lucide-react';
@@ -50,7 +52,13 @@ const STATUS_LABEL = {
  *
  * A skill at its top level has no path to draw and says so.
  */
-function SkillPath({ state }) {
+/** Props for the local `SkillPath` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface SkillPathProps {
+  state?: any;
+}
+
+function SkillPath({ state }: SkillPathProps) {
   const reduced = useReducedMotion();
   const held = state.verifiedLabel;
 
@@ -92,7 +100,18 @@ function SkillPath({ state }) {
   );
 }
 
-/** @param {any} props */
+interface VerifiedSkillsProps {
+  pageId?: string;
+  profile?: ProfileView;
+  profiles?: ProfileView[];
+  courses?: CourseView[];
+  positions?: JobPosting[];
+  email?: string;
+  customSources?: any[];
+  onOpenTraining?: (...args: any[]) => void;
+  className?: string;
+}
+
 export function VerifiedSkills({
   pageId = '',
   profile = null,
@@ -103,7 +122,7 @@ export function VerifiedSkills({
   customSources = [],
   onOpenTraining = null,
   className = '',
-}) {
+}: VerifiedSkillsProps) {
   /* Accepts a profile or the email of one, so a candidate record — which is an
      application, not a worker profile — can be matched to the person behind it. */
   const worker = profile || profileForEmail(profiles, email);
diff --git a/src/components/krow/WorkforceReputation.jsx b/src/components/krow/WorkforceReputation.tsx
similarity index 90%
rename from src/components/krow/WorkforceReputation.jsx
rename to src/components/krow/WorkforceReputation.tsx
index 37001b1..ffd9b25 100644
--- a/src/components/krow/WorkforceReputation.jsx
+++ b/src/components/krow/WorkforceReputation.tsx
@@ -1,3 +1,4 @@
+import type { JobApplication } from '@/types/entities';
 import React from 'react';
 import { Shield, Star, TrendingUp } from 'lucide-react';
 import { Gauge, gaugeClasses } from '@mui/x-charts/Gauge';
@@ -42,7 +43,13 @@ function nextTierFromApp(app) {
  */
 const GAUGE_W = 184;
 
-function CareerScorePrimary({ application }) {
+/** Props for the local `CareerScorePrimary` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface CareerScorePrimaryProps {
+  application?: any;
+}
+
+function CareerScorePrimary({ application }: CareerScorePrimaryProps) {
   const score = careerScoreFromApp(application);
   const band = getScoreBand(Math.round(application?.ai_score || 0));
 
@@ -172,8 +179,16 @@ const initialsFor = (name) => {
  * hierarchy this card is meant to establish. Values share one ink colour so no
  * single signal shouts louder than the rest.
  */
-/** @param {any} props */
-function SupportingSignal({ label, value, suffix = '', icon: Icon = null }) {
+/** Props for the local `SupportingSignal` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface SupportingSignalProps {
+  label?: any;
+  value?: any;
+  suffix?: any;
+  icon?: any;
+}
+
+function SupportingSignal({ label, value, suffix = '', icon: Icon = null }: SupportingSignalProps) {
   const shown = value != null && value !== '' ? value : '—';
   return (
     <div className="flex items-baseline justify-between gap-3">
@@ -189,8 +204,15 @@ function SupportingSignal({ label, value, suffix = '', icon: Icon = null }) {
   );
 }
 
-export default function WorkforceReputation({ application }) {
-  const breakdown = application?.score_breakdown || {};
+interface WorkforceReputationProps {
+  application: JobApplication;
+}
+
+export default function WorkforceReputation({ application }: WorkforceReputationProps) {
+  /* `score_breakdown` is a `jsonb` column, typed `unknown` by the registry.
+     This panel reads four named dimensions out of it; what else it holds is
+     still unstated. */
+  const breakdown: Record<string, any> = (application?.score_breakdown as Record<string, any>) || {};
   const companies = application?.companies_worked || [];
   const clientRating = application?.client_rating || 0;
 
diff --git a/src/components/krow/proving/ChallengeRunner.jsx b/src/components/krow/proving/ChallengeRunner.tsx
similarity index 93%
rename from src/components/krow/proving/ChallengeRunner.jsx
rename to src/components/krow/proving/ChallengeRunner.tsx
index 66b9d16..6551750 100644
--- a/src/components/krow/proving/ChallengeRunner.jsx
+++ b/src/components/krow/proving/ChallengeRunner.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView, CourseView } from '../types';
 import React, { useState } from 'react';
 import { Lock, Video, Camera, MessageSquare, ScanLine, XCircle, CheckCircle2, ShieldCheck, Award, Eye, ArrowRight } from 'lucide-react';
 import { cn } from '@/lib/utils';
@@ -22,7 +23,13 @@ const STEPS = ['Learn', 'Demonstrate', 'Verify', 'Proof'];
 const TYPE_ICON = { roleplay: MessageSquare, photo: Camera, video: Video, photo_identify: ScanLine };
 const TYPE_LABEL = { roleplay: 'Chat with Owliver', photo: 'Photo Proof', video: 'Record Yourself', photo_identify: 'Identify Hazards' };
 
-function Stepper({ active }) {
+/** Props for the local `Stepper` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface StepperProps {
+  active?: any;
+}
+
+function Stepper({ active }: StepperProps) {
   return (
     <div className="mb-5 flex items-center gap-1.5">
       {STEPS.map((s, i) => {
@@ -55,7 +62,14 @@ function Stepper({ active }) {
 }
 
 /** The runner's shell — one surface, one padding, every step. */
-function Frame({ children, className }) {
+/** Props for the local `Frame` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface FrameProps {
+  children?: any;
+  className?: any;
+}
+
+function Frame({ children, className }: FrameProps) {
   return (
     <Surface variant="solid" radius="lg" padding="none" elevation="xs" className={cn('px-5 py-4', className)}>
       {children}
@@ -63,7 +77,13 @@ function Frame({ children, className }) {
   );
 }
 
-export default function ChallengeRunner({ course, profile, onPassed }) {
+interface ChallengeRunnerProps {
+  course: CourseView;
+  profile: ProfileView;
+  onPassed?: (...args: any[]) => void;
+}
+
+export default function ChallengeRunner({ course, profile, onPassed }: ChallengeRunnerProps) {
   const [step, setStep] = useState(0);
   const [evaluating, setEvaluating] = useState(false);
   const [result, setResult] = useState(null);
@@ -215,10 +235,10 @@ export default function ChallengeRunner({ course, profile, onPassed }) {
               <div key={k}>
                 <div className="mb-1 flex justify-between text-caption">
                   <span className="capitalize text-ink-3">{k.replace(/_/g, ' ')}</span>
-                  <span className="font-semibold tabular-nums text-ink-1">{Math.round(v)}/100</span>
+                  <span className="font-semibold tabular-nums text-ink-1">{Math.round(v as number)}/100</span>
                 </div>
                 <div className="h-1.5 overflow-hidden rounded-full bg-surface-sunken">
-                  <div className="h-full rounded-full bg-krow-blue" style={{ width: `${Math.min(100, Math.round(v))}%` }} />
+                  <div className="h-full rounded-full bg-krow-blue" style={{ width: `${Math.min(100, Math.round(v as number))}%` }} />
                 </div>
               </div>
             ))}
diff --git a/src/components/krow/proving/HazardIdentifier.jsx b/src/components/krow/proving/HazardIdentifier.tsx
similarity index 95%
rename from src/components/krow/proving/HazardIdentifier.jsx
rename to src/components/krow/proving/HazardIdentifier.tsx
index adaa565..ef75650 100644
--- a/src/components/krow/proving/HazardIdentifier.jsx
+++ b/src/components/krow/proving/HazardIdentifier.tsx
@@ -1,3 +1,4 @@
+import type { CourseView } from '../types';
 import React, { useState } from 'react';
 import { Trash2, Plus } from 'lucide-react';
 import { Image } from '@/components/ui/image';
@@ -13,7 +14,13 @@ const PRESET_TAGS = [
 ];
 
 // Interactive hazard identification — tap a kitchen photo to mark hazards.
-export default function HazardIdentifier({ course, onSubmit, submitting }) {
+interface HazardIdentifierProps {
+  course: CourseView;
+  onSubmit?: (...args: any[]) => void;
+  submitting: boolean;
+}
+
+export default function HazardIdentifier({ course, onSubmit, submitting }: HazardIdentifierProps) {
   const imageUrl = course?.challenge?.image_url;
   const [markers, setMarkers] = useState([]);
   const [pending, setPending] = useState(null);
diff --git a/src/components/krow/proving/MediaChallenge.jsx b/src/components/krow/proving/MediaChallenge.tsx
similarity index 93%
rename from src/components/krow/proving/MediaChallenge.jsx
rename to src/components/krow/proving/MediaChallenge.tsx
index fa2c96a..34d7e24 100644
--- a/src/components/krow/proving/MediaChallenge.jsx
+++ b/src/components/krow/proving/MediaChallenge.tsx
@@ -1,10 +1,17 @@
+import type { CourseView } from '../types';
 import React, { useState } from 'react';
 import { Loader2, Camera } from 'lucide-react';
 import { base44 } from '@/api/base44Client';
 import { Image } from '@/components/ui/image';
 
 // Photo or video proof — capture/upload, then submit for AI evaluation.
-export default function MediaChallenge({ course, onSubmit, submitting }) {
+interface MediaChallengeProps {
+  course: CourseView;
+  onSubmit?: (...args: any[]) => void;
+  submitting: boolean;
+}
+
+export default function MediaChallenge({ course, onSubmit, submitting }: MediaChallengeProps) {
   const type = course?.challenge?.type || 'photo';
   const [mediaUrl, setMediaUrl] = useState('');
   const [uploading, setUploading] = useState(false);
diff --git a/src/components/krow/proving/RoleplayChallenge.jsx b/src/components/krow/proving/RoleplayChallenge.tsx
similarity index 94%
rename from src/components/krow/proving/RoleplayChallenge.jsx
rename to src/components/krow/proving/RoleplayChallenge.tsx
index 99a7139..2fe3620 100644
--- a/src/components/krow/proving/RoleplayChallenge.jsx
+++ b/src/components/krow/proving/RoleplayChallenge.tsx
@@ -1,3 +1,4 @@
+import type { CourseView } from '../types';
 import React, { useState, useRef, useEffect } from 'react';
 import { Send, Loader2 } from 'lucide-react';
 import { challengeFollowUp } from '@/lib/provingGround';
@@ -5,7 +6,13 @@ import OwliverAvatar from '@/components/krow/OwliverAvatar';
 
 // AI roleplay challenge — scenario prompt, worker responds, KROW follows up,
 // then the worker submits the transcript for AI evaluation.
-export default function RoleplayChallenge({ course, onSubmit, submitting }) {
+interface RoleplayChallengeProps {
+  course: CourseView;
+  onSubmit?: (...args: any[]) => void;
+  submitting: boolean;
+}
+
+export default function RoleplayChallenge({ course, onSubmit, submitting }: RoleplayChallengeProps) {
   const initial = course?.challenge?.prompt || course?.description || 'Demonstrate the skill.';
   const [messages, setMessages] = useState([{ role: 'ai', content: initial }]);
   const [input, setInput] = useState('');
diff --git a/src/components/krow/proving/VideoRecorder.jsx b/src/components/krow/proving/VideoRecorder.tsx
similarity index 95%
rename from src/components/krow/proving/VideoRecorder.jsx
rename to src/components/krow/proving/VideoRecorder.tsx
index 0ebef98..f383a98 100644
--- a/src/components/krow/proving/VideoRecorder.jsx
+++ b/src/components/krow/proving/VideoRecorder.tsx
@@ -3,7 +3,12 @@ import { Loader2, Video, Square, RotateCcw } from 'lucide-react';
 import { base44 } from '@/api/base44Client';
 
 // Real in-browser video recording — "record yourself washing your hands."
-export default function VideoRecorder({ onSubmit, submitting }) {
+interface VideoRecorderProps {
+  onSubmit?: (...args: any[]) => void;
+  submitting: boolean;
+}
+
+export default function VideoRecorder({ onSubmit, submitting }: VideoRecorderProps) {
   const videoRef = useRef(null);
   const mediaRecorderRef = useRef(null);
   const chunksRef = useRef([]);
diff --git a/src/components/krow/talent/CareerGrowth.jsx b/src/components/krow/talent/CareerGrowth.tsx
similarity index 90%
rename from src/components/krow/talent/CareerGrowth.jsx
rename to src/components/krow/talent/CareerGrowth.tsx
index 12b236a..3c7ad75 100644
--- a/src/components/krow/talent/CareerGrowth.jsx
+++ b/src/components/krow/talent/CareerGrowth.tsx
@@ -1,8 +1,13 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 
 const LADDER = ['Beginner', 'Cross-Trained', 'Skilled', 'Lead', 'Manager'];
 
-export default function CareerGrowth({ profile }) {
+interface CareerGrowthProps {
+  profile: ProfileView;
+}
+
+export default function CareerGrowth({ profile }: CareerGrowthProps) {
   const lp = Number(profile.leadership_potential) || 0;
   const currentIdx = lp >= 80 ? 3 : lp >= 60 ? 2 : lp >= 40 ? 1 : 0;
   return (
diff --git a/src/components/krow/talent/CareerPassport.jsx b/src/components/krow/talent/CareerPassport.tsx
similarity index 92%
rename from src/components/krow/talent/CareerPassport.jsx
rename to src/components/krow/talent/CareerPassport.tsx
index 2067ad3..43fb3f2 100644
--- a/src/components/krow/talent/CareerPassport.jsx
+++ b/src/components/krow/talent/CareerPassport.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { ShieldCheck } from 'lucide-react';
 
@@ -12,7 +13,11 @@ const ITEMS = [
   'Background Check',
 ];
 
-export default function CareerPassport({ profile }) {
+interface CareerPassportProps {
+  profile: ProfileView;
+}
+
+export default function CareerPassport({ profile }: CareerPassportProps) {
   const certs = (profile.certifications || []).map((c) => c.toLowerCase());
   const skills = (profile.skills || []).map((s) => s.toLowerCase());
   const badges = (profile.earned_badges || []).map((b) => (b.name || '').toLowerCase());
diff --git a/src/components/krow/talent/CareerScoreGauge.jsx b/src/components/krow/talent/CareerScoreGauge.tsx
similarity index 92%
rename from src/components/krow/talent/CareerScoreGauge.jsx
rename to src/components/krow/talent/CareerScoreGauge.tsx
index 13e66a0..2b74703 100644
--- a/src/components/krow/talent/CareerScoreGauge.jsx
+++ b/src/components/krow/talent/CareerScoreGauge.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { Info, RefreshCw } from 'lucide-react';
 import { Gauge, gaugeClasses } from '@mui/x-charts/Gauge';
@@ -7,7 +8,11 @@ const FICO_MIN = 300;
 const FICO_MAX = 850;
 const BLUE = '#0838E0';
 
-export default function CareerScoreGauge({ profile }) {
+interface CareerScoreGaugeProps {
+  profile: ProfileView;
+}
+
+export default function CareerScoreGauge({ profile }: CareerScoreGaugeProps) {
   const raw = getTalentScore(profile);
   const score = toFICO(raw);
   const band = getScoreBand(raw);
diff --git a/src/components/krow/talent/EliteTalentScore.jsx b/src/components/krow/talent/EliteTalentScore.tsx
similarity index 82%
rename from src/components/krow/talent/EliteTalentScore.jsx
rename to src/components/krow/talent/EliteTalentScore.tsx
index b07c2a1..3fc00f4 100644
--- a/src/components/krow/talent/EliteTalentScore.jsx
+++ b/src/components/krow/talent/EliteTalentScore.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { Star } from 'lucide-react';
 import { getGrowth } from '@/lib/talentHome';
@@ -16,7 +17,7 @@ const COLORS = {
 };
 
 // Derives the 10 performance metrics from real profile fields, scaled 0–100.
-function getMetrics(profile = {}) {
+function getMetrics(profile: ProfileView | Record<string, any> = {}) {
   const r = (n) => Math.max(0, Math.min(100, Math.round(Number(n) || 0)));
   const client = r((Number(profile.client_rating) || 0) * 20);
   const perf = r(profile.performance_score);
@@ -33,7 +34,13 @@ function getMetrics(profile = {}) {
   ];
 }
 
-function Card({ metric }) {
+/** Props for the local `Card` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface CardProps {
+  metric?: any;
+}
+
+function Card({ metric }: CardProps) {
   const color = COLORS[metric.label] || '#2458D3';
   const hasData = metric.value > 0;
   let display;
@@ -54,7 +61,11 @@ function Card({ metric }) {
   );
 }
 
-export default function EliteTalentScore({ profile }) {
+interface EliteTalentScoreProps {
+  profile: ProfileView;
+}
+
+export default function EliteTalentScore({ profile }: EliteTalentScoreProps) {
   const metrics = getMetrics(profile);
   return (
     <div className="grid grid-cols-2 sm:grid-cols-5 gap-2">
diff --git a/src/components/krow/talent/EmployerInsights.jsx b/src/components/krow/talent/EmployerInsights.tsx
similarity index 93%
rename from src/components/krow/talent/EmployerInsights.jsx
rename to src/components/krow/talent/EmployerInsights.tsx
index 5cd51e5..b6ad207 100644
--- a/src/components/krow/talent/EmployerInsights.jsx
+++ b/src/components/krow/talent/EmployerInsights.tsx
@@ -1,8 +1,13 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { Briefcase, Sparkles, Star, Quote } from 'lucide-react';
 import { esatTag, recentJobs, clientEndorsements } from '@/lib/talentInsights';
 
-export default function EmployerInsights({ profile }) {
+interface EmployerInsightsProps {
+  profile: ProfileView;
+}
+
+export default function EmployerInsights({ profile }: EmployerInsightsProps) {
   const esat = esatTag(profile);
   const jobs = recentJobs(profile);
   const endorsements = clientEndorsements(profile);
diff --git a/src/components/krow/talent/ExperienceEndorsements.jsx b/src/components/krow/talent/ExperienceEndorsements.tsx
similarity index 87%
rename from src/components/krow/talent/ExperienceEndorsements.jsx
rename to src/components/krow/talent/ExperienceEndorsements.tsx
index 52bf557..a28cb00 100644
--- a/src/components/krow/talent/ExperienceEndorsements.jsx
+++ b/src/components/krow/talent/ExperienceEndorsements.tsx
@@ -1,10 +1,17 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { Star, Briefcase, Quote } from 'lucide-react';
 import { verifiedExperience } from './VerifiedExperienceList';
 export { verifiedExperience };
 import { clientEndorsements } from '@/lib/talentInsights';
 
-function Stars({ count }) {
+/** Props for the local `Stars` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface StarsProps {
+  count?: any;
+}
+
+function Stars({ count }: StarsProps) {
   return (
     <div className="flex items-center gap-0.5">
       {Array.from({ length: 5 }).map((_, i) => (
@@ -21,7 +28,12 @@ function Stars({ count }) {
 // verified experience entry (shifts, supervisor, duration) with its client
 // endorsement (role/title + rating). Falls back to seeded experience so the
 // block always shows 3 rows.
-export default function ExperienceEndorsements({ profile, onReference }) {
+interface ExperienceEndorsementsProps {
+  profile: ProfileView;
+  onReference?: (...args: any[]) => void;
+}
+
+export default function ExperienceEndorsements({ profile, onReference }: ExperienceEndorsementsProps) {
   const jobs = verifiedExperience(profile);
   if (jobs.length === 0) return null;
 
diff --git a/src/components/krow/talent/ExperienceNetwork.jsx b/src/components/krow/talent/ExperienceNetwork.tsx
similarity index 91%
rename from src/components/krow/talent/ExperienceNetwork.jsx
rename to src/components/krow/talent/ExperienceNetwork.tsx
index 0c9f991..b6e2b3f 100644
--- a/src/components/krow/talent/ExperienceNetwork.jsx
+++ b/src/components/krow/talent/ExperienceNetwork.tsx
@@ -1,10 +1,15 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { Star } from 'lucide-react';
 
 const SEED_NETWORK = ['Luis', 'Chef Antonio'];
 const SEED_ROLES = ['Supervisor', 'Chef'];
 
-export default function ExperienceNetwork({ profile }) {
+interface ExperienceNetworkProps {
+  profile: ProfileView;
+}
+
+export default function ExperienceNetwork({ profile }: ExperienceNetworkProps) {
   const exp = (profile.experience || []).slice(0, 3);
   const list = exp.length
     ? exp.map((e, i) => ({
diff --git a/src/components/krow/talent/IdentityCareerCard.jsx b/src/components/krow/talent/IdentityCareerCard.tsx
similarity index 92%
rename from src/components/krow/talent/IdentityCareerCard.jsx
rename to src/components/krow/talent/IdentityCareerCard.tsx
index f01335e..38d2d14 100644
--- a/src/components/krow/talent/IdentityCareerCard.jsx
+++ b/src/components/krow/talent/IdentityCareerCard.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView } from '../types';
 import React, { useRef, useState } from 'react';
 import html2canvas from 'html2canvas';
 import { Wallet, Smartphone, Image as ImageIcon, ShieldCheck, Briefcase, Sparkles, QrCode, Download, Check, Info, RefreshCw } from 'lucide-react';
@@ -6,10 +7,10 @@ import { Gauge as MuiGauge, gaugeClasses } from '@mui/x-charts/Gauge';
 import { Image } from '@/components/ui/image';
 import { getTalentScore, getScoreBand, getGrowth } from '@/lib/talentHome';
 
-const clamp = (n, min = 0, max = 100) => Math.max(min, Math.min(max, Math.round(Number(n) || 0)));
+const clamp = (n: unknown, min = 0, max = 100) => Math.max(min, Math.min(max, Math.round(Number(n) || 0)));
 
 // Employee Satisfaction — composite of attendance, performance, client & supervisor ratings
-export function getESAT(profile = {}) {
+export function getESAT(profile: Partial<ProfileView> = {}) {
   const att = clamp(profile.attendance_score ?? 100);
   const perf = clamp(profile.performance_score);
   const client = ((Number(profile.client_rating) || 0) / 5) * 100;
@@ -50,7 +51,13 @@ function download(filename, content, type) {
 
 const BLUE = '#0838E0';
 
-function Gauge({ fico }) {
+/** Props for the local `Gauge` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface GaugeProps {
+  fico?: any;
+}
+
+function Gauge({ fico }: GaugeProps) {
   return (
     <div className="relative mx-auto flex items-center justify-center" style={{ width: 140, height: 80 }}>
       <MuiGauge
@@ -87,7 +94,14 @@ function Gauge({ fico }) {
   );
 }
 
-function FactorPill({ label, value }) {
+/** Props for the local `FactorPill` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface FactorPillProps {
+  label?: any;
+  value?: any;
+}
+
+function FactorPill({ label, value }: FactorPillProps) {
   return (
     <span className="inline-flex items-center gap-1.5 rounded-full bg-white/70 border border-[#E6ECF5] px-3 py-1.5 text-[11px] font-medium text-[#374151] backdrop-blur-sm">
       <span className="text-[#9CA3AF]">{label}</span>
@@ -96,8 +110,16 @@ function FactorPill({ label, value }) {
   );
 }
 
-/** @param {any} props */
-function ReportRow({ icon: Icon, label, value, tone = 'neutral' }) {
+/** Props for the local `ReportRow` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface ReportRowProps {
+  icon?: any;
+  label?: any;
+  value?: any;
+  tone?: any;
+}
+
+function ReportRow({ icon: Icon, label, value, tone = 'neutral' }: ReportRowProps) {
   const valColor = tone === 'verified' ? 'text-[#10B981]' : tone === 'amber' ? 'text-[#D97706]' : 'text-[#0F172A]';
   return (
     <div className="flex items-center justify-between gap-3 py-2 border-b border-white/60 last:border-0">
@@ -112,7 +134,11 @@ function ReportRow({ icon: Icon, label, value, tone = 'neutral' }) {
   );
 }
 
-export default function IdentityCareerCard({ profile }) {
+interface IdentityCareerCardProps {
+  profile: ProfileView;
+}
+
+export default function IdentityCareerCard({ profile }: IdentityCareerCardProps) {
   const stackRef = useRef(null);
   const [busy, setBusy] = useState(false);
 
diff --git a/src/components/krow/talent/IncreaseMarketValue.jsx b/src/components/krow/talent/IncreaseMarketValue.tsx
similarity index 90%
rename from src/components/krow/talent/IncreaseMarketValue.jsx
rename to src/components/krow/talent/IncreaseMarketValue.tsx
index 03b8ba4..938859b 100644
--- a/src/components/krow/talent/IncreaseMarketValue.jsx
+++ b/src/components/krow/talent/IncreaseMarketValue.tsx
@@ -1,3 +1,4 @@
+import type { CourseView } from '../types';
 import React from 'react';
 import { Link } from 'react-router-dom';
 import { Clock, ArrowRight } from 'lucide-react';
@@ -10,7 +11,11 @@ function roi(course, idx) {
   return { score, pay };
 }
 
-export default function IncreaseMarketValue({ courses = [] }) {
+interface IncreaseMarketValueProps {
+  courses?: CourseView[];
+}
+
+export default function IncreaseMarketValue({ courses = [] }: IncreaseMarketValueProps) {
   const list = (courses || []).filter((c) => c.status === 'active').slice(0, 3);
 
   return (
diff --git a/src/components/krow/talent/MarketOffers.jsx b/src/components/krow/talent/MarketOffers.tsx
similarity index 95%
rename from src/components/krow/talent/MarketOffers.jsx
rename to src/components/krow/talent/MarketOffers.tsx
index 136fda1..c4b38c4 100644
--- a/src/components/krow/talent/MarketOffers.jsx
+++ b/src/components/krow/talent/MarketOffers.tsx
@@ -1,10 +1,16 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { Eye, FileText, Calendar, Clock } from 'lucide-react';
 
 const SHIFTS = ['Morning Shift', 'Evening Shift', 'Weekend', 'Full Time'];
 const STATES = ['Interested', 'Interview', 'Offer', 'Offer'];
 
-export default function MarketOffers({ profile, jobRecs = [] }) {
+interface MarketOffersProps {
+  profile: ProfileView;
+  jobRecs?: any;
+}
+
+export default function MarketOffers({ profile, jobRecs = [] }: MarketOffersProps) {
   const companies = (jobRecs || []).slice(0, 3).map(r => (r.title || 'Company').split(' ')[0]);
   const availability = (profile.availability || [])[0] || 'Available This Week';
   const offers = (jobRecs || []).slice(0, 4);
diff --git a/src/components/krow/talent/Opportunities.jsx b/src/components/krow/talent/Opportunities.tsx
similarity index 92%
rename from src/components/krow/talent/Opportunities.jsx
rename to src/components/krow/talent/Opportunities.tsx
index 4a41a23..b169190 100644
--- a/src/components/krow/talent/Opportunities.jsx
+++ b/src/components/krow/talent/Opportunities.tsx
@@ -17,7 +17,13 @@ import { Briefcase, MapPin, Wallet, Sparkles, Compass, ArrowRight } from 'lucide
  * needs — id, title, role_category, location, pay_range_min/max, status, match —
  * and never `job.company`.
  */
-function OpportunityCard({ rec }) {
+/** Props for the local `OpportunityCard` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface OpportunityCardProps {
+  rec?: any;
+}
+
+function OpportunityCard({ rec }: OpportunityCardProps) {
   const navigate = useNavigate();
   const { job, match } = rec;
   const pay = job.pay_range_min && job.pay_range_max ? `$${job.pay_range_min}–$${job.pay_range_max}/hr` : null;
@@ -71,7 +77,11 @@ function OpportunityCard({ rec }) {
   );
 }
 
-export default function Opportunities({ jobRecs = [] }) {
+interface OpportunitiesProps {
+  jobRecs?: any;
+}
+
+export default function Opportunities({ jobRecs = [] }: OpportunitiesProps) {
   return (
     <section className="rounded-2xl bg-white border border-[#E5E7EB] p-6 sm:p-8">
       <div className="flex items-center justify-between mb-5">
diff --git a/src/components/krow/talent/TalentHero.jsx b/src/components/krow/talent/TalentHero.tsx
similarity index 80%
rename from src/components/krow/talent/TalentHero.jsx
rename to src/components/krow/talent/TalentHero.tsx
index 4f7a5b5..9f1cb7a 100644
--- a/src/components/krow/talent/TalentHero.jsx
+++ b/src/components/krow/talent/TalentHero.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { Link } from 'react-router-dom';
 import { ArrowRight } from 'lucide-react';
@@ -12,7 +13,7 @@ function greeting() {
 }
 
 const TIERS = ['Beginner', 'Cross-Trained', 'Skilled'];
-function currentTierIndex(profile = {}) {
+function currentTierIndex(profile: Partial<ProfileView> = {}) {
   const badges = (profile.earned_badges || []).length;
   const shifts = profile.shifts_completed || 0;
   if (badges >= 5 || shifts >= 50) return 2;
@@ -29,8 +30,16 @@ function marketRange(profile = {}) {
   return `$${low}-$${low + 4}/hr`;
 }
 
-/** @param {any} props */
-function Field({ label, value, sub = '', accent = false }) {
+/** Props for the local `Field` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface FieldProps {
+  label?: any;
+  value?: any;
+  sub?: any;
+  accent?: any;
+}
+
+function Field({ label, value, sub = '', accent = false }: FieldProps) {
   return (
     <div>
       <p className="text-[11px] uppercase tracking-wide text-[#6B7280]">{label}</p>
@@ -50,7 +59,15 @@ function statusFor(v) {
   return { txt: 'No data', color: 'text-[#9CA3AF]', dot: 'bg-[#D1D5DB]' };
 }
 
-function Factor({ label, value, weight }) {
+/** Props for the local `Factor` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface FactorProps {
+  label?: any;
+  value?: any;
+  weight?: any;
+}
+
+function Factor({ label, value, weight }: FactorProps) {
   const s = statusFor(value);
   return (
     <div className="flex items-center gap-3 py-2">
@@ -69,8 +86,23 @@ function Factor({ label, value, weight }) {
   );
 }
 
-/** @param {any} props */
-export default function TalentHero({ profile, _jobRecs = [], nextCourse = null, openOwliver = null }) {
+interface TalentHeroProps {
+  profile: ProfileView;
+  /**
+   * Passed by `EmployeeDashboard`, ignored by this component.
+   *
+   * The signature destructures `_jobRecs` — the underscore marking it
+   * deliberately unused — so the prop the caller sends never binds to anything.
+   * Declared here because the caller does send it, and an excess-property error
+   * would be TypeScript objecting to a prop JavaScript simply dropped.
+   */
+  jobRecs?: any;
+  _jobRecs?: any;
+  nextCourse?: any;
+  openOwliver?: any;
+}
+
+export default function TalentHero({ profile, _jobRecs = [], nextCourse = null, openOwliver = null }: TalentHeroProps) {
   const score = getTalentScore(profile);
   const factors = getFactors(profile);
   const first = (profile.full_name || 'there').split(' ')[0];
diff --git a/src/components/krow/talent/VerifiedExperienceList.jsx b/src/components/krow/talent/VerifiedExperienceList.tsx
similarity index 89%
rename from src/components/krow/talent/VerifiedExperienceList.jsx
rename to src/components/krow/talent/VerifiedExperienceList.tsx
index 419e4aa..8ce031f 100644
--- a/src/components/krow/talent/VerifiedExperienceList.jsx
+++ b/src/components/krow/talent/VerifiedExperienceList.tsx
@@ -1,3 +1,4 @@
+import type { ProfileView } from '../types';
 import React from 'react';
 import { Star, Briefcase } from 'lucide-react';
 
@@ -38,7 +39,13 @@ export function verifiedExperience(profile) {
   });
 }
 
-function Stars({ count }) {
+/** Props for the local `Stars` helper in this file. Optional throughout:
+    the JavaScript validated none of them and callers omit freely. */
+interface StarsProps {
+  count?: any;
+}
+
+function Stars({ count }: StarsProps) {
   return (
     <div className="flex items-center gap-0.5">
       {Array.from({ length: 5 }).map((_, i) => (
@@ -53,7 +60,12 @@ function Stars({ count }) {
 
 // Verified Experience & Network — employer-facing list of the worker's last
 // 3 jobs with time worked, a review rating, and reference / endorse actions.
-export default function VerifiedExperienceList({ profile, onReference }) {
+interface VerifiedExperienceListProps {
+  profile: ProfileView;
+  onReference?: (...args: any[]) => void;
+}
+
+export default function VerifiedExperienceList({ profile, onReference }: VerifiedExperienceListProps) {
   const list = verifiedExperience(profile);
   if (list.length === 0) return null;
 
diff --git a/src/components/krow/types.ts b/src/components/krow/types.ts
new file mode 100644
index 0000000..1b8a993
--- /dev/null
+++ b/src/components/krow/types.ts
@@ -0,0 +1,55 @@
+import type { Course, WorkerProfile } from '@/types/entities';
+
+/**
+ * A worker profile as the talent components read one.
+ *
+ * Five of `WorkerProfile`'s columns are `jsonb`, which the generated registry
+ * types `unknown` — correctly, because nothing on the backend declares what is
+ * inside them. These components iterate and read through all five, so they are
+ * narrowed here to arrays. What the elements hold is still unstated, because it
+ * still is; every field backed by a real column keeps the registry's type.
+ *
+ * Declared once for the folder rather than per file: it is the same profile
+ * travelling through a card, a modal and a hero, and three copies of the same
+ * narrowing would be three things to keep in step.
+ */
+export type ProfileView = Omit<
+  WorkerProfile,
+  'experience' | 'completed_courses' | 'earned_badges' | 'capabilities' | 'score_breakdown'
+> & {
+  /* Required, not optional: the registry declares these columns NOT NULL, so
+     making them optional here would make a `ProfileView` unassignable back to a
+     `WorkerProfile` — which `ChallengeRunner` does when it hands one to a
+     mutation. Narrowing the type is the point; loosening the presence is not. */
+  experience: any[];
+  completed_courses: any[];
+  earned_badges: any[];
+  capabilities: any[];
+  score_breakdown: any;
+  /**
+   * NOT a column, and deliberately recorded as such.
+   *
+   * `TalentPoolCard` renders a MapPin row behind `profile.location &&`, but
+   * `worker_profiles` has no `location` — the registry has no such field and
+   * the API cannot send one, so that row has never rendered. Typed optional so
+   * the dead branch keeps compiling unchanged; deleting it is a product
+   * decision, not a migration one. Same class as `user.avatar_url`.
+   */
+  location?: string;
+};
+
+/**
+ * A course as the proving-ground components read one.
+ *
+ * `challenge`, `unlock_requirements` and `quiz` are `jsonb`; the runner reads
+ * `challenge.type`, `.prompt` and `.image_url` to decide which challenge UI to
+ * show. Narrowed to `any` rather than given a shape, because the shape is not
+ * declared anywhere the registry can see.
+ */
+export type CourseView = Omit<Course, 'challenge' | 'unlock_requirements' | 'quiz'> & {
+  /* Required for the same reason as `ProfileView`'s: these columns are NOT NULL
+     in the registry, so optional here would break assignment back to `Course`. */
+  challenge: any;
+  unlock_requirements: any;
+  quiz: any;
+};
diff --git a/src/lib/krowHooks.ts b/src/lib/krowHooks.ts
index fc51802..ab674c4 100644
--- a/src/lib/krowHooks.ts
+++ b/src/lib/krowHooks.ts
@@ -39,6 +39,7 @@ type LearningProfile = Omit<
   /* Narrowed for the same reason and additionally because the merged profile is
      handed to `recalcProfilePatch`, which reads through it. */
   experience?: any[];
+  score_breakdown?: any;
 };
 
 /**
@@ -174,7 +175,7 @@ export function useJobPostings() {
   });
 }
 
-export function useJobPosting(id) {
+export function useJobPosting(id?: string) {
   return useQuery({
     queryKey: ['jobPosting', id],
     queryFn: () => base44.entities.JobPosting.get(id),
@@ -182,7 +183,7 @@ export function useJobPosting(id) {
   });
 }
 
-export function useApplications(jobPostingId) {
+export function useApplications(jobPostingId?: string) {
   return useQuery({
     queryKey: ['applications', jobPostingId || 'all'],
     queryFn: () =>
@@ -657,7 +658,7 @@ export function useCourses() {
   return useQuery({ queryKey: ['courses'], queryFn: () => base44.entities.Course.list('-created_date', 200) });
 }
 
-export function useCourse(id) {
+export function useCourse(id?: string) {
   return useQuery({ queryKey: ['course', id], queryFn: () => base44.entities.Course.get(id), enabled: !!id });
 }
 
@@ -1119,7 +1120,7 @@ export function useCompleteCourse() {
 
 /* ===== Proving Ground — evidence-based challenges ===== */
 
-export function useEvidenceList(workerEmail) {
+export function useEvidenceList(workerEmail?: string) {
   return useQuery({
     queryKey: ['evidence', workerEmail || 'all'],
     queryFn: () => workerEmail
diff --git a/src/types/global.d.ts b/src/types/global.d.ts
index 4a43dc3..97478da 100644
--- a/src/types/global.d.ts
+++ b/src/types/global.d.ts
@@ -23,4 +23,18 @@ declare global {
   interface WindowEventMap {
     'krow:open-owliver': CustomEvent;
   }
+
+  /**
+   * The Web Speech API, which `lib.dom` does not declare.
+   *
+   * `AIInterviewModal` feature-detects both spellings — the unprefixed name and
+   * WebKit's — and falls back to a typed answer when neither is present. They
+   * are `any` because the interface itself is not in any lib this project
+   * loads, and writing one out would be inventing a browser API's shape rather
+   * than describing this app's use of it.
+   */
+  interface Window {
+    SpeechRecognition?: any;
+    webkitSpeechRecognition?: any;
+  }
 }