devtools.tech | The only way to prepare for frontend interviews

Devtools Tech

Team Devtools Tech Official Profile

How to create an interactive shape based UI? Uber Frontend Interview Question | JavaScript | React.js

HTML/CSS/JavaScript

15,795

How to build a Confluence-like Sidebar with Tree Structure? | Atlassian Frontend Interview Question | React.js

HTML/CSS/JavaScript

13,205

Implement a Credit Card Masker | Klarna Frontend Interview Question | JavaScript

5,627

Write a function to return the count of numbers in an Array | MakeMyTrip Frontend Interview Question

5,275

How to create a loading animation? | Frontend Coding Challenge | React.js | JavaScript

HTML/CSS/JavaScript

5,236

How to build a Pagination component in React.js? | Razorpay Interview Question | JavaScript

5,846

How to implement a function to convert a string input into an object? | Razorpay Interview Question | JavaScript

6,262

How to find the most frequent word in a paragraph? Frontend Problem Solving | JavaScript

4,501

Implement a function that returns the number of parameters expected by a function in JavaScript

4,047

Build Country Capital Game | Microsoft Frontend Interview Question | JavaScript | React.js

HTML/CSS/JavaScript

10,520

How to implement pipe utility? | Razorpay Interview Question | JavaScript

5,303

How to build a moving dot animation? | Frontend Coding Challenge

HTML/CSS/JavaScript

4,557

How to build a Like Button? | Frontend Coding Challenge

HTML/CSS/JavaScript

4,276

How to check deep equality between JavaScript objects? | Zeta Frontend Interview Question

6,344

Build a FAQ page | Frontend Coding Challenge | React.js | HTML | CSS | JavaScript

HTML/CSS/JavaScript

6,626

Implement promiseMerge | Frontend Problem Solving | JavaScript

4,827

Build a GIF Search Engine | Frontend Coding Challenge | React.js | JavaScript

HTML/CSS/JavaScript

5,824

Build a Room Reservation System | Frontend Coding Challenge

HTML/CSS/JavaScript

4,511

Implement a function that creates an array of values not included in other array | Lodash Difference | JavaScript Interview Question

4,694

Implement a function to convert all object keys to camel case | JavaScript Interview Question

4,628

Implement a function to split an array into groups of a certain length | Chunk | JavaScript Interview Question | Lodash Polyfills

4,356

Build a Simple Price Calculator | Frontend Coding Challenge | Razorpay Interview Question

HTML/CSS/JavaScript

4,434

What is the output of the following code snippet? | JavaScript Fundamentals | Frontend Interview Question

6,769

Build a Counter App | Frontend Coding Challenge

HTML/CSS/JavaScript

3,880

Implement a function to generate a range of numbers | Range I | JavaScript Interview Question | Lodash Polyfills

4,601

How to implement getElementsByTagName? | Frontend Problem Solving | JavaScript Interview Question

5,450

How to implement getElementsByClassName? | Frontend Problem Solving | JavaScript Interview Question

4,128

Implement a function that accepts a callback and restricts its invocation to at most N times | Lodash Polyfills | Frontend Problem Solving

4,057

Implement a function that accepts a callback and restricts its invocation to at most once | Lodash Polyfills | Frontend Problem Solving

3,488

Implement Promise Polyfill | JavaScript Interview Question | Promise Polyfills | Frontend Problem Soving

6,757