In the second part, I will talk about setting up a NodeJS backend with ExpressJS and SocketIO that is ready for containerization. — Welcome back to the second part of the series. Today we will in-detail talk about setting up the back-end with NodeJS, ExpressJS, and SocketIO, then connect it to our MongoDB docker container. Without further ado, let’s dive in. If you haven’t read my part 1 yet, please follow the link…