I personally suggest that you can try websocket or socket.io to create real time application. If you have time much, you should try Graphql.
I think the standard ones are:
But I think it's important that you will work on something you are passionate about.
Alberto Menendez Romero
Software Architect at Globant SA
I would suggest to deploy it to production using different scenarios and approaches, and find out how this can affect your code.