The answer
Yes, absolutely. Many frontend and full-stack engineers clear top-tier company interviews using JavaScript for their coding rounds.
JavaScript for DSA: Is it a Good Idea?
Can I clear FAANG interviews using JavaScript?
More FAQs in JavaScript for DSA: Is it a Good Idea?
JavaScript lacks built-in implementations for Heaps (Priority Queues), Deques, and Balanced Binary Search Trees.
You either have to write the Heap class from scratch during the interview, or ask the interviewer if you can assume a theoretical Heap implementation.
Modern JavaScript engines (like V8) are highly optimized and often execute faster than Python for many algorithmic tasks.
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