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Senior Front End Developer Interview Questions
1,308 senior front end developer interview questions shared by candidates
They asked me some interesting questions about how I use AI in my work — specifically, how I leverage it to improve my development process.
Basic Javascript, ES6 Concepts like Destructuring.
what is different between Angular and React?
What is closure in Javascript?
Explain the life cycle hook of React?
One Interesting Question They Asked Me "How would you design a scalable file upload service that supports large files and handles concurrency and retries?" This question tested both my system design and practical backend skills. I had to explain: Chunked uploads Using pre-signed URLs (like S3) Retry logic Temporary storage and cleanup How to scale the service using a queue system like Bull or RabbitMQ
NgDocheck comes before ngoninit?
Some JS questions around scopes, closures, removing array duplicates.
Some coding challenges, and system design.
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