Do backend interviews include system design rounds?
Yes. Mid-level and senior backend interviews often include system design discussions involving scalability, caching, APIs, databases, and distributed systems.
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More FAQs in What Node.js Backend Questions Are Asked in Interviews?
Common topics include the Event Loop, async programming, Promises, Streams, Buffers, APIs, authentication, databases, caching, scalability, and system design.
Yes. The Event Loop is one of the most frequently asked Node.js interview topics because it is fundamental to understanding how Node.js handles asynchronous operations.
Yes. Product companies frequently ask Streams and Buffers because they are important for performance optimization, file processing, and memory efficiency.
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