Skip to content

DEV Community

Rahul Kumar Barnwal

Full-stack developer | Passionate about Node.js, React, and Next.js | Tech mentor @ Polaris | Open Source Contributor | Sharing insights on coding, SaaS, and project building 🚀

Bangalore, Karnataka Joined on Apr 24, 2024 https://www.polywork.com/rahulkumar_barnw

Education

B.Tech in Electronics and Communication Engineering | Vinoba Bhave University | Graduated Dec 2020

Pronouns

He/Him

Work

Senior Backend Developer | Tech Mentor @ Polaris | Open Source Contributor

JavaScripters

Proficient in Node.js, React, Next.js, MongoDB, and TypeScript. Skilled in full-stack development, microservices, and dynamic role-based systems.

Exploring advanced Next.js concepts, Google Generative AI, and refining UI design with Tailwind CSS and Shadcn UI. Constantly leveling up my web-scraping skills with Puppeteer.

Building a modern web scraper for Airbnb resort data and enhancing the MediQuery UI to improve user experience.

Open to collaborations on SaaS platforms, UI/UX improvements, and backend architecture. Happy to discuss web development, open source, and career guidance!

21 posts published

22 comments written

18 tags followed

Rahul Kumar Barnwal

Dec 21

LeetCode Challenge: 12. Integer to Roman - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Want to connect with Rahul Kumar Barnwal?

Create an account to connect with Rahul Kumar Barnwal. You can also sign in below to proceed if you already have an account.

Already have an account? Sign in

Rahul Kumar Barnwal

Dec 20

LeetCode Challenge 13: Roman to Integer - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 19

LeetCode Challenge: 42. Trapping Rain Water - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 18

LeetCode Challenge: 135. Candy - JavaScript Solution 🍬

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 17

LeetCode Challenge: 134. Gas Station - JavaScript Solution 🚀

#javascript #programming #interview #leetcode

2 min read

Rahul Kumar Barnwal

Dec 16

LeetCode Challenge: 238. Product of Array Except Self - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 15

LeetCode Challenge: 380. Insert Delete GetRandom O(1) - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

3 min read

Rahul Kumar Barnwal

Dec 14

LeetCode Challenge: 274. H-Index - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 13

LeetCode Challenge: 45. Jump Game II - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 12

LeetCode Challenge: 55. Jump Game - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 11

LeetCode Challenge: 122. Best Time to Buy and Sell Stock II - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 10

LeetCode Challenge: 121. Best Time to Buy and Sell Stock - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 9

LeetCode Challenge: 189. Rotate Array - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 8

LeetCode Challenge: 169. Majority Element - JavaScript Solution 🚀

#javascript #leetcode #interview #programming

2 min read

Rahul Kumar Barnwal

Dec 7

LeetCode Challenge: 80. Remove Duplicates from Sorted Array II - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 6

LeetCode Challenge: 26. Remove Duplicates from Sorted Array - JavaScript Solution 🚀

#javascript #programming #interview #leetcode

2 min read

Rahul Kumar Barnwal

Dec 5

LeetCode Challenge: 27. Remove Element - JavaScript Solution 🚀

#javascript #programming #leetcode #interview

2 min read

Rahul Kumar Barnwal

Dec 4

LeetCode Challenge: 88. Merge Sorted Array - JavaScript Solution 🚀

#javascript #leetcode #interview #programming

3 min read

Rahul Kumar Barnwal

Oct 24

🚀 Introducing Claude 3.5 Sonnet & Haiku: The AI Revolution is Here! 💻✨

#ai #api #programming

3 min read

Rahul Kumar Barnwal

Oct 8

🚀 My 2024 Hacktoberfest Journey: A Contributor's Reflection 🌍💻

#devchallenge #hacktoberfestchallenge #hacktoberfest #opensource

3 min read

Rahul Kumar Barnwal

Apr 24

Earth Day Frontend Challenge

#devchallenge #frontendchallenge #css #javascript

7 min read

loading...