Is node js used for frontend or backend?

A common misconception among developers is that Node. js is a backend framework and is only used for building servers. This isn’t true: Node. js can be used both on the frontend and the backend .18 Oca 2022

It is a used as backend service where javascript works on the server-side of the application . This way javascript is used on both frontend and backend. Node. js runs on chrome v8 engine which converts javascript code into machine code, it is highly scalable, lightweight, fast, and data-intensive.

Because of this capability, Node. js has a key advantage — the ability to run on a single thread, using non-blocking I/O calls . This allows it to handle tens of thousands of concurrent threads, held in an event loop. It’s important to note here that Node isn’t the only single-threaded framework out there.