diff --git a/src/currencyservice/genproto.sh b/src/currencyservice/genproto.sh
new file mode 100644
index 0000000..d2b38bb
--- /dev/null
+++ b/src/currencyservice/genproto.sh
@@ -0,0 +1,4 @@
+#!/bin/bash -e
+# protos are loaded dynamically for node, simply copies over the proto.
+mkdir -p proto && \
+cp ../../pb/demo.proto proto
\ No newline at end of file
diff --git a/src/currencyservice/proto/demo.proto b/src/currencyservice/proto/demo.proto
new file mode 100644
index 0000000..ffd0518
--- /dev/null
+++ b/src/currencyservice/proto/demo.proto
@@ -0,0 +1,227 @@
+syntax = "proto3";
+
+package hipstershop;
+
+// -----------------Cart service-----------------
+
+service CartService {
+    rpc AddItem(AddItemRequest) returns (Empty) {}
+    rpc GetCart(GetCartRequest) returns (Cart) {}
+    rpc EmptyCart(EmptyCartRequest) returns (Empty) {}
+}
+
+message CartItem {
+    string product_id = 1;
+    int32  quantity = 2;
+}
+
+message AddItemRequest {
+    string user_id = 1;
+    CartItem item = 2;
+}
+
+message EmptyCartRequest {
+    string user_id = 1;
+}
+
+message GetCartRequest {
+    string user_id = 1;
+}
+
+message Cart {
+    string user_id = 1;
+    repeated CartItem items = 2;
+}
+
+message Empty {}
+
+// ---------------Recommendation service----------
+
+service RecommendationService {
+  rpc ListRecommendations(ListRecommendationsRequest) returns (ListRecommendationsResponse){}
+}
+
+message ListRecommendationsRequest {
+    string user_id = 1;
+    repeated string product_ids = 2;
+}
+
+message ListRecommendationsResponse {
+    repeated string product_ids = 1;
+}
+
+// ---------------Product Catalog----------------
+
+service ProductCatalogService {
+    rpc ListProducts(Empty) returns (ListProductsResponse) {}
+    rpc GetProduct(GetProductRequest) returns (Product) {}
+    rpc SearchProducts(SearchProductsRequest) returns (SearchProductsResponse) {}
+}
+
+message Product {
+    string id = 1;
+    string name = 2;
+    string description = 3;
+    string picture = 4;
+    MoneyAmount price_usd = 5;
+}
+
+message ListProductsResponse {
+    repeated Product products = 1;
+}
+
+message GetProductRequest {
+    string id = 1;
+}
+
+message SearchProductsRequest {
+    string query = 1;
+}
+
+message SearchProductsResponse {
+    repeated Product results = 1;
+}
+
+// ---------------Shipping Service----------
+
+service ShippingService {
+    rpc GetQuote(GetQuoteRequest) returns (GetQuoteResponse) {}
+    rpc ShipOrder(ShipOrderRequest) returns (ShipOrderResponse) {}
+}
+
+message GetQuoteRequest {
+    Address address = 1;
+    repeated CartItem items = 2;
+}
+
+message GetQuoteResponse {
+    MoneyAmount cost_usd = 1;
+}
+
+message ShipOrderRequest {
+    Address address = 1;
+    repeated CartItem items = 2;
+}
+
+message ShipOrderResponse {
+    string tracking_id = 1;
+}
+
+message Address {
+    string street_address_1 = 1;
+    string street_address_2 = 2;
+    string city= 3;
+    string country = 4;
+    int32 zip_code = 5;
+}
+
+// -----------------Currency service-----------------
+
+service CurrencyService {
+    rpc GetSupportedCurrencies(Empty) returns (GetSupportedCurrenciesResponse) {}
+    rpc Convert(CurrencyConversionRequest) returns (Money) {}
+}
+
+
+// Describes a money amount without currency. For example, decimal=2 and
+// fractional=500 (or fractional=5) makes up 2.5 units.
+message MoneyAmount {
+    uint32 decimal = 1;
+    uint32 fractional = 2;
+}
+
+message Money {
+    // The 3-letter currency code defined in ISO 4217.
+    string currency_code = 1;
+    MoneyAmount amount = 2;
+}
+
+message GetSupportedCurrenciesResponse {
+    // The 3-letter currency code defined in ISO 4217.
+    repeated string currency_codes = 1;
+}
+
+message CurrencyConversionRequest {
+    Money from = 1;
+
+    // The 3-letter currency code defined in ISO 4217.
+    string to_code = 2;
+}
+
+// -------------Payment service-----------------
+
+service PaymentService {
+    rpc Charge(ChargeRequest) returns (ChargeResponse) {}
+}
+
+message CreditCardInfo {
+    string credit_card_number = 1;
+    int32 credit_card_cvv = 2;
+    int32 credit_card_expiration_year = 3;
+    int32 credit_card_expiration_month = 4;
+}
+
+message ChargeRequest {
+    Money amount = 1;
+    CreditCardInfo credit_card = 2;
+}
+
+message ChargeResponse {
+    string transaction_id = 1;
+}
+
+// -------------Email service-----------------
+
+service EmailService {
+    rpc SendOrderConfirmation(SendOrderConfirmationRequest) returns (Empty) {}
+}
+
+message OrderItem {
+    CartItem item = 1;
+    Money cost = 2;
+}
+
+message OrderResult {
+    string   order_id = 1;
+    string   shipping_tracking_id = 2;
+    Money shipping_cost = 3;
+    Address  shipping_address = 4;
+    repeated OrderItem items = 5;
+}
+
+message SendOrderConfirmationRequest {
+    string email = 1;
+    OrderResult order = 2;
+}
+
+
+// -------------Checkout service-----------------
+
+service CheckoutService {
+    rpc CreateOrder(CreateOrderRequest) returns (CreateOrderResponse) {}
+    rpc PlaceOrder(PlaceOrderRequest) returns (PlaceOrderResponse) {}
+}
+
+message CreateOrderRequest {
+    string user_id = 1;
+    string user_currency = 2;
+    Address address = 3;
+}
+
+message CreateOrderResponse {
+    repeated OrderItem items = 1;
+    Money shipping_cost = 2;
+}
+
+message PlaceOrderRequest {
+    string user_id = 1;
+    string user_currency = 2;
+
+    Address address = 3;
+    string email = 5;
+    CreditCardInfo credit_card = 6;
+}
+
+message PlaceOrderResponse {
+    OrderResult order = 1;
+}