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Devtools Tech

Team Devtools Tech Official Profile

Certificates

Certificate for JavaScript Memory and Garbage Collection

JavaScript Memory and Garbage Collection

Issued 6 October 2026

Optimising Web Performance for Low-Powered Devices

64

Production monitoring and the long tail

91

Image CDNs and delivery infrastructure

50

Prioritising Critical Images

39

Lazy Loading Images

29

Responsive Images: srcset, sizes, and picture

26

Reducing Image Bytes

30

Measuring Image Performance with Core Web Vitals

47

Foundations: Why Image Optimisation Matters & How Browsers Load Images

74

Cars24 Frontend Interview Experience

4,952

What is the significance of the React Fiber architecture?

4,714

How to improve job search using Google

6,838

Why people fail at interviews?

4,832

Zomato Frontend Interview Experience | SDE 2

5,606

Microsoft Frontend Interview Experience

5,595

Best Code Practices for Real-World Applications - Part 1

15

Guide to Effective Interview Preparation

8,054

Rippling Frontend Interview Experience

5,765

Flipkart Frontend Interview Experience | UI Engineer 2

11,156

Internationalization (i18n) in React

82

Uber Frontend Interview Experience (SDE-2)

6,157

Blinkit Frontend Interview Experience (SDE 1)

5,678

Walmart Global Tech Frontend Interview Experience (SDE 3)

6,754

Mastering Critical Rendering Path

175

URLs and Routing - Practical Example

60

URLs and Routing in Frontend Applications

121

Re-rendering vs Unmount in React

35

Better Pull Requests: A Practical Guide

6

Amazon Frontend Engineer Interview Experience & Tips

7,498

Uber Senior Frontend Interview Experience

8,418