The answer
You should understand the Event Loop, V8 Engine, Streams, Buffers, concurrency, and asynchronous execution.
What Skills Should a Node.js Backend Developer Have?
What Node.js internals should I learn?
More FAQs in What Skills Should a Node.js Backend Developer Have?
JavaScript fundamentals, APIs, databases, authentication, async programming, caching, scalability, and Node.js internals are among the most important skills.
Yes. Databases are a core part of backend development, and developers should understand SQL, NoSQL, indexing, and query optimization.
Authentication and authorization are essential for securing applications and are frequently discussed during backend interviews.
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