Software Engineer Front End Interview Questions

Software Engineer Intern, ECommerce Front End

Interviewed at ByteDance

3.4★

Nov 8, 2021

- Questions about Networking, HTTPS, Thread,... - 1 Medium Leetcode question: - Questions about personal project

Software Engineer - Front End

Interviewed at DevRev

3.8★

Dec 22, 2021

1. What is hoisting, promises, event loop? 2. Implement a chart/graph without using third party library

Software Engineer - Front End

Interviewed at Sainsbury’s

3.6★

Nov 17, 2024

Create a function to determine which year in the next 50 is a Friday/Saturday/Sunday based on a dd/mm string.

Front End Software Engineer

Interviewed at PlayStation

4.1★

Nov 17, 2021

'Tell me about a time...' engineering-oriented questions

Senior Software Engineer Front End

Interviewed at Walmart

3.4★

Oct 12, 2018

Why is API's calls are requested from componentDidMount and not from constructor

Senior Software Engineer Front End

Interviewed at Walmart

3.4★

Oct 12, 2018

var a = {a: 1} var b = Object.create(a) console.log(a) and console.log(b) a.a = 2 console.log(b.a) The interviewer got confused and said that the prototype is copied to b and if we change a.a it will not have any impact on b.a. But rather b's __proto__ will have a link to a and if we change or delete a.a it will be reflected in b

Senior Software Engineer Front End

Interviewed at Walmart

3.4★

Oct 12, 2018

Write a polyfill for map and reduce

Senior Software Engineer Front End

Interviewed at Walmart

3.4★

Oct 12, 2018

How to position the div - horizontally and vertically aligned with css

Software Engineer - Front End

Interviewed at Snowflake

3.7★

Jun 9, 2025

React hooks useMemo and useCallback

Front End Software Engineer

Interviewed at AIG

3.6★

Oct 15, 2021

Technical implementation of Caesar Cipher using React components to input text and offset alphabet by programmable amount.