4 min read
How React Works Behind the Scenes
React is one of the most popular libraries for building user interfaces, but have you ever wondered how it actually works under the hood? This article unpacks React’s internal…
Available for exciting projects
Gurmeet Singh · Full Stack DeveloperI build fast, scalable products for the web and mobile.
A full stack developer with 4+ years of experience building high-performing products for web and mobile. I focus on thoughtful interfaces, scalable APIs, and maintainable systems that ship smoothly.
const developer = { role: "Full Stack Developer", location: "Chandigarh, India", experience: "4+ years", currently: "Qualhon Informatics", stack: ["React", "Next.js", "Node.js"],};TypeScriptOpen to work
Work
Selected projects
Production work across web, mobile and backend systems.
Dine In Florida
Built backend services with Node.js and Express, integrated GraphQL APIs for real-time workflows, and used MongoDB to support restaurant listings and reservations at scale.
- Node.js
- Express.js
- GraphQL
- MongoDB
- +3
Bollymatch
Created a live sports widget in React with real-time updates, sport switching, and optimized bundling for responsive performance across embeds.
- React
- JavaScript
- Webpack
- REST API
- +2
Attendance Management System
Shipped an attendance platform with role-based admin controls, live updates, notifications, and GraphQL subscriptions for smoother coordination across teams.
- Next.js
- Node.js
- Express.js
- JWT
- +6
Career
Experience
2024 - Present
Full Stack Developer
Qualhon Informatics Pvt. Ltd.
2022 - 2024
MERN Stack Developer
Codedrill Infotech Pvt. Ltd.
Stack
Tools I work with
- React
- Next.js
- Node.js
- Express
- GraphQL
- TanStack Query
- MongoDB
- Docker
- Git
- Postman
- Tailwind CSS
Writing
Latest writing
Notes on React, JavaScript and building for the web.
2 min read
What is createPortal()?
I was working on a modal that needed to overlay everything—including elements with overflow: hidden or z-index constraints. But no matter what I tried, my modal was getting…
Contact
Let's build something useful
Have a project, role, or collaboration in mind? Send a message and I'll get back to you.
- Chandigarh, India