Advantages of Node.js compared to other backend scripting languages

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Node.js is fast: Node.js uses JavaScript in the backend, and that’s enough to understand how fast the codes execute. Moreover, it runs on the Google’s V8 engine, which compiles the JavaScript directly into machine code making it faster than most.

The ever-growing NPM: Being an open-source technology, node.js has a shared repository of good-to-go tools and modules. The number of modules in the Node Package Manager (NPM) has increased at a considerable pace, just on the verge of overtaking the RoR (Ruby on Rails) gems.

Real-time web apps: The event-driven architecture of node.js is appropriate for real-time applications, especially chat applications and games. As both the client-side and the server-side are written in JavaScript, the synchronization process is better and quicker. Web socket protocol comes into picture here.

Productivity: The productivity of a web app increases several folds with node.js because a lot of time is saved in between the lines. Merging the front-end and back-end into a single entity makes it efficient. That also implies a lesser number of employees and more profit on your side. PayPal reported 2 times increase in developer productivity after using node.js.

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