-In this mode, the server will run requests between pods more quickly, the videos duration are limited to a few seconds and the client files are automatically compiled when we modify them:
+In this mode, the server will run requests between pods more quickly, the videos duration are limited to a few seconds.
+
+To develop on the server side (server files are automatically compiled when we modify them and the server restarts automatically too):
+
+ $ npm run dev:server
+
+The server (with the client) will listen on `localhost:9000`.
+
+
+To develop on the client side (client files are automatically compiled when we modify them):
+
+ $ npm run dev:client
+
+The API will listen on `localhost:9000` and the frontend on `localhost:3000` (with hot module replacement, you don't need to refresh the web browser).