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EngineeringFrontend Developer interview questions
These are common Frontend Developer interview questions, each with a short tip on how to answer it well. Practise out loud, and lead with specific examples and measurable results.
Common Frontend Developer interview questions
How do you optimise web performance?
How to answer. Cover loading, rendering, and measuring with real metrics.
Explain the CSS box model.
How to answer. Be precise about content, padding, border, and margin.
How do you make a site accessible?
How to answer. Mention semantics, keyboard use, and contrast.
How does React rendering work?
How to answer. Talk about the virtual DOM and reconciliation simply.
How do you handle state in a large app?
How to answer. Explain when you reach for local versus shared state.
Tell me about a tricky UI bug.
How to answer. Show a systematic debugging approach.
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