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Frontend Software Engineer Interview Questions

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13,292 frontend software engineer interview questions shared by candidates

- What's the difference between reference and value equality? - When spreading an object what happens? - Are the two objects that look exactly the same, equal? - JS (no framework) render trick questions. - RESTful concepts
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Senior Frontend Engineer

Interviewed at Apple

4.2★
Feb 3, 2026

- What's the difference between reference and value equality? - When spreading an object what happens? - Are the two objects that look exactly the same, equal? - JS (no framework) render trick questions. - RESTful concepts

The board will then begin asking you a series of questions to assess your knowledge, abilities and personal suitability. These may include: Closed questions that demonstrate your knowledge by requiring a specific factual answer. Open-ended questions that are broader in scope and require you to work through the answer. Situational questions that describe a hypothetical situation and ask how you would proceed in those circumstances. Behavioural questions that ask you to describe a time in your own history when you dealt with a certain situation, and to explain how you dealt with it.
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Frontend Developer

Interviewed at NTT DATA

3.7★
Dec 3, 2017

The board will then begin asking you a series of questions to assess your knowledge, abilities and personal suitability. These may include: Closed questions that demonstrate your knowledge by requiring a specific factual answer. Open-ended questions that are broader in scope and require you to work through the answer. Situational questions that describe a hypothetical situation and ask how you would proceed in those circumstances. Behavioural questions that ask you to describe a time in your own history when you dealt with a certain situation, and to explain how you dealt with it.

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