Software Engineer Front End Interview Questions

852 software engineer front end interview questions shared by candidates

### Task 1 1. Ensure it remains fixed. 2. Listen to `window` mousemove and `window` resize events. 3. Remove event listeners. ### Task 2 1. Implement `async/await`. 2. Add handling for an empty articles list. 3. Limit results to 10 articles and sort them alphabetically. ### Task 3 1. Adhere to Semantic HTML standards. 2. Fetch comments for the article. ### Task 4 1. Suggest improvements to the codebase. 2. Recommend tooling to facilitate developer collaboration.
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Software Engineer (Front End)

Interviewed at Lendi Group

2.9
Feb 28, 2025

### Task 1 1. Ensure it remains fixed. 2. Listen to `window` mousemove and `window` resize events. 3. Remove event listeners. ### Task 2 1. Implement `async/await`. 2. Add handling for an empty articles list. 3. Limit results to 10 articles and sort them alphabetically. ### Task 3 1. Adhere to Semantic HTML standards. 2. Fetch comments for the article. ### Task 4 1. Suggest improvements to the codebase. 2. Recommend tooling to facilitate developer collaboration.

Name Game application development. Using their employee API, Figma designs, and list of requirements, create a game to match an employee's name to their headshot. After the interview, I repurposed it to use celebrities instead of their staff and added it to my portfolio of side projects. Experience with accessibility? Second round of collaborative session was adding keyboard-only navigation to the app. Model a deck of cards and how you'd shuffle them. Model the data you'd need for an e-commerce shop and single product page.
Mar 8, 2022

Name Game application development. Using their employee API, Figma designs, and list of requirements, create a game to match an employee's name to their headshot. After the interview, I repurposed it to use celebrities instead of their staff and added it to my portfolio of side projects. Experience with accessibility? Second round of collaborative session was adding keyboard-only navigation to the app. Model a deck of cards and how you'd shuffle them. Model the data you'd need for an e-commerce shop and single product page.

Javascript promises, object mapping, build custom tooltip, nested array normalizing with counter for each level of nesting, roman numeral to number, build a architecture for a game they had in mind, find the missing braces in a string of code.
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Software Engineer- Front End

Interviewed at LinkedIn

3.8
Dec 7, 2015

Javascript promises, object mapping, build custom tooltip, nested array normalizing with counter for each level of nesting, roman numeral to number, build a architecture for a game they had in mind, find the missing braces in a string of code.

Due to NDA can't discuss details but expect to solve algorithmic problems in javascript, I would not recommend using any other language if you're interviewing for a front end role. Important topics: - Recursion - Traversing the DOM (using its APIs) - Strings manipulation - Objects and Arrays - Javascript core concepts (Prototypal inheritance, closures, pure functions, ES6+ features, sorting objects, hashtables)
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Software Engineer - Front End

Interviewed at LinkedIn

3.8
Oct 13, 2017

Due to NDA can't discuss details but expect to solve algorithmic problems in javascript, I would not recommend using any other language if you're interviewing for a front end role. Important topics: - Recursion - Traversing the DOM (using its APIs) - Strings manipulation - Objects and Arrays - Javascript core concepts (Prototypal inheritance, closures, pure functions, ES6+ features, sorting objects, hashtables)

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