diff --git a/Deployment/nginx.conf b/Deployment/nginx.conf
index 00e39ffc4..ef1e81ebe 100644
--- a/Deployment/nginx.conf
+++ b/Deployment/nginx.conf
@@ -59,6 +59,10 @@ http {
             return 403;
         }
 
+        location /wallet/payment/internal {
+            return 403;
+        }
+
         location /wallet {
             proxy_pass http://docker-wallet;
             rewrite ^/wallet(.*)$ $1 break;
diff --git a/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/config/SecurityConfig.kt b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/config/SecurityConfig.kt
index 0273e6734..a92bc17ab 100644
--- a/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/config/SecurityConfig.kt
+++ b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/config/SecurityConfig.kt
@@ -37,6 +37,7 @@ class SecurityConfig(private val webClient: WebClient) {
                     AuthorizationDecision(granted)
                 }
             }
+            .pathMatchers("/payment/internal/**").permitAll()
             .pathMatchers("/**").permitAll()
             .anyExchange().authenticated()
             .and()
diff --git a/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/controller/PaymentGatewayController.kt b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/controller/PaymentGatewayController.kt
new file mode 100644
index 000000000..8676c15c6
--- /dev/null
+++ b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/controller/PaymentGatewayController.kt
@@ -0,0 +1,72 @@
+package co.nilin.opex.wallet.app.controller
+
+import co.nilin.opex.utility.error.data.OpexError
+import co.nilin.opex.utility.error.data.OpexException
+import co.nilin.opex.wallet.app.dto.PaymentCurrency
+import co.nilin.opex.wallet.app.dto.PaymentDepositRequest
+import co.nilin.opex.wallet.app.dto.PaymentDepositResponse
+import co.nilin.opex.wallet.core.inout.TransferCommand
+import co.nilin.opex.wallet.core.model.Amount
+import co.nilin.opex.wallet.core.service.TransferService
+import co.nilin.opex.wallet.core.spi.CurrencyService
+import co.nilin.opex.wallet.core.spi.WalletManager
+import co.nilin.opex.wallet.core.spi.WalletOwnerManager
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestBody
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
+import java.math.BigDecimal
+
+@RestController
+@RequestMapping("/payment")
+class PaymentGatewayController(
+    val transferService: TransferService,
+    val currencyService: CurrencyService,
+    val walletManager: WalletManager,
+    val walletOwnerManager: WalletOwnerManager
+) {
+
+    @PostMapping("/internal/deposit")
+    suspend fun paymentDeposit(@RequestBody request: PaymentDepositRequest): PaymentDepositResponse {
+        val systemUuid = "1"
+        val receiverWalletType = "main"
+        val convertedAmount = when (request.currency) {
+            PaymentCurrency.RIALS -> (request.amount / 10).toLong()
+            PaymentCurrency.TOMAN -> request.amount.toLong()
+        }
+
+        val currency = currencyService.getCurrency("IRT") ?: throw OpexException(OpexError.CurrencyNotFound)
+        val sourceOwner = walletOwnerManager.findWalletOwner(systemUuid)
+            ?: throw OpexException(OpexError.WalletOwnerNotFound)
+        val sourceWallet = walletManager.findWalletByOwnerAndCurrencyAndType(sourceOwner, "main", currency)
+            ?: walletManager.createWallet(sourceOwner, Amount(currency, BigDecimal.ZERO), currency, "main")
+
+        val receiverOwner = walletOwnerManager.findWalletOwner(request.userId)
+            ?: walletOwnerManager.createWalletOwner(request.userId, "not set", "")
+
+        val receiverWallet = walletManager.findWalletByOwnerAndCurrencyAndType(
+            receiverOwner,
+            receiverWalletType,
+            currency
+        ) ?: walletManager.createWallet(
+            receiverOwner,
+            Amount(currency, BigDecimal.ZERO),
+            currency,
+            receiverWalletType
+        )
+
+        val command = transferService.transfer(
+            TransferCommand(
+                sourceWallet,
+                receiverWallet,
+                Amount(sourceWallet.currency(), convertedAmount.toBigDecimal()),
+                request.description,
+                request.reference,
+                emptyMap()
+            )
+        )
+
+        return PaymentDepositResponse(true)
+    }
+
+}
\ No newline at end of file
diff --git a/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentCurrency.kt b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentCurrency.kt
new file mode 100644
index 000000000..91f76f21c
--- /dev/null
+++ b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentCurrency.kt
@@ -0,0 +1,5 @@
+package co.nilin.opex.wallet.app.dto
+
+enum class PaymentCurrency {
+    RIALS, TOMAN
+}
\ No newline at end of file
diff --git a/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentDepositRequest.kt b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentDepositRequest.kt
new file mode 100644
index 000000000..0b9b871a0
--- /dev/null
+++ b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentDepositRequest.kt
@@ -0,0 +1,9 @@
+package co.nilin.opex.wallet.app.dto
+
+data class PaymentDepositRequest(
+    val userId: String, // user uuid
+    val amount: Double,
+    val currency: PaymentCurrency,
+    val reference: String,
+    val description: String?
+)
\ No newline at end of file
diff --git a/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentDepositResponse.kt b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentDepositResponse.kt
new file mode 100644
index 000000000..61438d55a
--- /dev/null
+++ b/wallet/wallet-app/src/main/kotlin/co/nilin/opex/wallet/app/dto/PaymentDepositResponse.kt
@@ -0,0 +1,3 @@
+package co.nilin.opex.wallet.app.dto
+
+data class PaymentDepositResponse(val success: Boolean)
\ No newline at end of file
diff --git a/wallet/wallet-ports/wallet-persister-postgres/src/main/resources/schema.sql b/wallet/wallet-ports/wallet-persister-postgres/src/main/resources/schema.sql
index 019fef299..a2750ca74 100644
--- a/wallet/wallet-ports/wallet-persister-postgres/src/main/resources/schema.sql
+++ b/wallet/wallet-ports/wallet-persister-postgres/src/main/resources/schema.sql
@@ -37,7 +37,7 @@ CREATE TABLE IF NOT EXISTS transaction (
    source_amount DECIMAL NOT NULL,
    dest_amount DECIMAL NOT NULL,
    description TEXT,
-   transfer_ref TEXT,
+   transfer_ref TEXT UNIQUE,
    transaction_date TIMESTAMP NOT NULL DEFAULT CURRENT_DATE
 );