diff --git a/dataconnect/connector/invoice/mutations.gql b/dataconnect/connector/invoice/mutations.gql
new file mode 100644
index 00000000..0fabc96d
--- /dev/null
+++ b/dataconnect/connector/invoice/mutations.gql
@@ -0,0 +1,51 @@
+mutation CreateInvoice(
+  $invoiceNumber: String!,
+  $amount: Float!,
+  $status: InvoiceStatus!,
+  $issueDate: Timestamp!,
+  $dueDate: Timestamp!,
+  $disputedItems: String,
+  $isAutoGenerated: Boolean
+) @auth(level: USER) {
+  invoice_insert(
+    data: {
+      invoiceNumber: $invoiceNumber
+      amount: $amount
+      status: $status
+      issueDate: $issueDate
+      dueDate: $dueDate
+      disputedItems: $disputedItems
+      isAutoGenerated: $isAutoGenerated
+    }
+  )
+}
+
+mutation UpdateInvoice(
+  $id: UUID!,
+  $invoiceNumber: String,
+  $amount: Float,
+  $status: InvoiceStatus,
+  $issueDate: Timestamp,
+  $dueDate: Timestamp,
+  $disputedItems: String,
+  $isAutoGenerated: Boolean
+) @auth(level: USER) {
+  invoice_update(
+    id: $id,
+    data: {
+      invoiceNumber: $invoiceNumber
+      amount: $amount
+      status: $status
+      issueDate: $issueDate
+      dueDate: $dueDate
+      disputedItems: $disputedItems
+      isAutoGenerated: $isAutoGenerated
+    }
+  )
+}
+
+mutation DeleteInvoice(
+  $id: UUID!
+) @auth(level: USER) {
+  invoice_delete(id: $id)
+}
diff --git a/dataconnect/connector/invoice/queries.gql b/dataconnect/connector/invoice/queries.gql
new file mode 100644
index 00000000..270f5b20
--- /dev/null
+++ b/dataconnect/connector/invoice/queries.gql
@@ -0,0 +1,50 @@
+query listInvoice @auth(level: USER) {
+  invoices {
+    id
+    invoiceNumber
+    amount
+    status
+    issueDate
+    dueDate
+    isAutoGenerated
+  }
+}
+
+query getInvoiceById(
+  $id: UUID!
+) @auth(level: USER) {
+  invoice(id: $id) {
+    id
+    invoiceNumber
+    amount
+    status
+    issueDate
+    dueDate
+    disputedItems
+    isAutoGenerated
+  }
+}
+
+query filterInvoices(
+  $invoiceNumber: String,
+  $status: InvoiceStatus,
+  $isAutoGenerated: Boolean,
+  $amount: Float
+) @auth(level: USER) {
+  invoices(
+    where: {
+      invoiceNumber: { eq: $invoiceNumber }
+      status: { eq: $status }
+      isAutoGenerated: { eq: $isAutoGenerated }
+      amount: { eq: $amount }
+    }
+  ) {
+    id
+    invoiceNumber
+    amount
+    status
+    issueDate
+    dueDate
+    isAutoGenerated
+  }
+}
diff --git a/dataconnect/schema/invoice.gql b/dataconnect/schema/invoice.gql
new file mode 100644
index 00000000..a391d417
--- /dev/null
+++ b/dataconnect/schema/invoice.gql
@@ -0,0 +1,26 @@
+enum InvoiceStatus {
+  DRAFT
+  PENDING_REVIEW
+  APPROVED
+  DISPUTED
+  UNDER_REVIEW
+  RESOLVED
+  OVERDUE
+  PAID
+  RECONCILED
+  CANCELLED
+}
+
+type Invoice @table(name: "invoices") {
+  id: UUID! @default(expr: "uuidV4()")
+  invoiceNumber: String!
+  amount: Float!
+  status: InvoiceStatus!
+  issueDate: Timestamp!
+  dueDate: Timestamp!
+  disputedItems: String
+  isAutoGenerated: Boolean @default(expr: "false")   # is_auto_generated
+  createdDate: Timestamp @default(expr: "request.time")
+  updatedDate: Timestamp @default(expr: "request.time")
+  createdBy: String @default(expr: "auth.uid")
+}