The answer
Understanding concepts such as the Event Loop, V8 Engine, Streams, and Buffers helps developers perform better in backend interviews and build scalable systems.
Why Use Node.js for Backend Development?
Why do developers learn Node.js internals?
More FAQs in Why Use Node.js for Backend Development?
Companies use Node.js because it offers high performance, scalability, JavaScript across the stack, and strong support for modern backend architectures.
Yes. Node.js is widely used for REST APIs, GraphQL APIs, SaaS backends, and microservices.
Node.js supports non-blocking I/O, load balancing, caching, and horizontal scaling strategies that help applications handle growth.
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