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Javascript Engineer Interview Questions

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1,561 javascript engineer interview questions shared by candidates

During the interview, I had a live coding session with Vue, HTML and CSS coding taking place. I was asked to live code using everything that you can imagine from JS standards to weird CSS selectors and code optimizations.
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Senior JavaScript Engineer

Interviewed at GitLab

3.6★
Feb 1, 2020

During the interview, I had a live coding session with Vue, HTML and CSS coding taking place. I was asked to live code using everything that you can imagine from JS standards to weird CSS selectors and code optimizations.

- Debounce Implementation - Debounce v/s Throttle - Remove Duplicates - const arr2 = [2, 1, 5, 2, 3, 2]; const S = 7; pair whose sum is >= S
 Given an array of integers, and a number ‘sum’, print all unique pairs in the array whose sum is > than ‘sum’. - const arr2 = [2, 1, 5, 2, 3, 2]; Replace each element with multiplication of rest of the elements, keeping in mind Time complexity (avoid nested for loops) - HOC, ForwardRef, ContextAPI
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Lead Software Engineer (UI, JavaScript)

Interviewed at UKG

3.2★
Mar 25, 2024

- Debounce Implementation - Debounce v/s Throttle - Remove Duplicates - const arr2 = [2, 1, 5, 2, 3, 2]; const S = 7; pair whose sum is >= S
 Given an array of integers, and a number ‘sum’, print all unique pairs in the array whose sum is > than ‘sum’. - const arr2 = [2, 1, 5, 2, 3, 2]; Replace each element with multiplication of rest of the elements, keeping in mind Time complexity (avoid nested for loops) - HOC, ForwardRef, ContextAPI

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