Devtools Tech

Yomesh Gupta

Senior Frontend Engineer @Apollo.io | Ex - Razorpay | youtube.com/c/devtools.tech

Delhi, India

Implement Reduce Polyfill from Scratch | Frontend Problem Solving | JavaScript Interview Question

Intermediate

JavaScript

4643

Implement lodash.pick from scratch | Problem Solving | Frontend Interview Question

Intermediate

JavaScript

2551

Clone Trello Board | Frontend Coding Challenge | Machine Coding Round

Intermediate

React

4008

How to implement custom map function with limit on number of operations? | Paytm Frontend Interview Question | JavaScript Interview Questions | Frontend Problem Solving

Intermediate

JavaScript

6651

Build an Autocomplete using React.js | Type One | Frontend Coding Challenge | JavaScript Interview Question

Intermediate

React

6101

Build an Ecommerce Product Listing Page using React.js | Frontend Coding Challenge | Advanced JavaScript

Intermediate

React

8085

How to generate CSS selector for the target element? | Frontend Interview Question | Advanced JavaScript

Intermediate

JavaScript

5590

How to implement Array indexOf from scratch? | JavaScript Interview Question | Problem Solving | JavaScript Polyfills

Intermediate

JavaScript

5941

How to implement memoize function | JavaScript Interview Question | Problem Solving

Intermediate

JavaScript

5730

How to implement Event Emitter in JavaScript? | Facebook Interview Question

Intermediate

JavaScript

8882

Create a Flat version of a nested Object | Breadcrumbs Computation | JavaScript Interview Question

Intermediate

JavaScript

2004

Implement Accordion Component in React.js | JavaScript Interview Question

Intermediate

React

7661

Implement clearAllTimeout in JavaScript | Facebook Interview Question

Intermediate

JavaScript

3023

How to implement Promise.all? | Promise Polyfills | Advanced JavaScript Interview Question

Intermediate

JavaScript

2980

Implement Currying | JavaScript Interview Questions

Intermediate

JavaScript

2124

Build An Audio Recorder From Scratch | JavaScript Interview Question | React

Intermediate

React

HTML/CSS/JavaScript

4849

How would you implement createStore function from Redux?

Intermediate

JavaScript

8232

How to create a function calculator? [Programming Interview Question]

Intermediate

JavaScript

4529

What would be the output of the following code snippet? [Prototypes & Scopes]

Intermediate

JavaScript

3047

250

What do you think would be the output? [HTML Collection | NodeList]

Intermediate

JavaScript

3498

274

What is the output of the following? (Exotic Array Objects JavaScript)

Intermediate

JavaScript

3137

200

202

What would be the output? (Array sum problem)

Intermediate

JavaScript

3546

211

260

What would be the output? (Based on setTimeout)

Intermediate

JavaScript

4109

235

162

Would the output be the same for the following code snippet?

Intermediate

JavaScript

3199

108

148

What would be the output? (Based on Array prototype forEach)

Intermediate

JavaScript

2953

238

What would be the output of the following code snippet? | Promise Based Output Question | Part Three

Intermediate

JavaScript

4494

170

218

What would be the output of the following code snippet? | Promise Based Output Question | Part Two

Intermediate

JavaScript

4358

408

148

How to implement your own version of .bind method? | JavaScript Interview Question | Bind Polyfill

Intermediate

JavaScript

3463

How to implement lodash groupBy functionality from scratch? | JavaScript Interview Question | Frontend Problem Solving

Intermediate

JavaScript

7272

JS Constructor via New Keyword

Intermediate

JavaScript

5420

Yomesh Gupta

Implement Reduce Polyfill from Scratch | Frontend Problem Solving | JavaScript Interview Question

Implement lodash.pick from scratch | Problem Solving | Frontend Interview Question

Clone Trello Board | Frontend Coding Challenge | Machine Coding Round

How to implement custom map function with limit on number of operations? | Paytm Frontend Interview Question | JavaScript Interview Questions | Frontend Problem Solving

Build an Autocomplete using React.js | Type One | Frontend Coding Challenge | JavaScript Interview Question

Build an Ecommerce Product Listing Page using React.js | Frontend Coding Challenge | Advanced JavaScript

How to generate CSS selector for the target element? | Frontend Interview Question | Advanced JavaScript

How to implement Array indexOf from scratch? | JavaScript Interview Question | Problem Solving | JavaScript Polyfills

How to implement memoize function | JavaScript Interview Question | Problem Solving

How to implement Event Emitter in JavaScript? | Facebook Interview Question

Create a Flat version of a nested Object | Breadcrumbs Computation | JavaScript Interview Question

Implement Accordion Component in React.js | JavaScript Interview Question

Implement clearAllTimeout in JavaScript | Facebook Interview Question

How to implement Promise.all? | Promise Polyfills | Advanced JavaScript Interview Question

Implement Currying | JavaScript Interview Questions

Build An Audio Recorder From Scratch | JavaScript Interview Question | React

How would you implement createStore function from Redux?

How to create a function calculator? [Programming Interview Question]

What would be the output of the following code snippet? [Prototypes & Scopes]

What do you think would be the output? [HTML Collection | NodeList]

What is the output of the following? (Exotic Array Objects JavaScript)

What would be the output? (Array sum problem)

What would be the output? (Based on setTimeout)

Would the output be the same for the following code snippet?

What would be the output? (Based on Array prototype forEach)

What would be the output of the following code snippet? | Promise Based Output Question | Part Three

What would be the output of the following code snippet? | Promise Based Output Question | Part Two

How to implement your own version of .bind method? | JavaScript Interview Question | Bind Polyfill

How to implement lodash groupBy functionality from scratch? | JavaScript Interview Question | Frontend Problem Solving

JS Constructor via New Keyword

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Yomesh Gupta

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Join the devtools.tech community

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Unsure about your interview prep? Practice Mock Interviews with us!