Built on Chrome’s V8 JavaScript engine, Node.JS is a JavaScript runtime which uses an event-driven and non-blocking I/O model that makes it light, efficient and the largest ecosystem of open source libraries. It is quickly gaining popularity because of the ease of working in it for app developers. More and more app developers are turning towards Node.JS for developing popular apps. Here are some tips to follow to master Node.JS from scratch and become a good Node.JS developer.