I will build full stack web application in react node js express and mongodb

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Harman Singh

About this gig

Are you looking for a dedicated MERN Stack Developer to convert your idea into a modern, high-performance, and scalable web application? You are in the right place!

I am a Full Stack Developer with 2+ years of hands-on experience building custom web applications using React.js, Node.js, Express.js, TypeScript, and MongoDB. I focus on clean architecture, scalable code, and delivering fast, user-friendly digital experiences.


Services Offered in This Gig:

  • Custom MERN Stack Web Application Development
  • Frontend Development using React.js & TypeScript
  • Scalable Backend REST API Development (Node.js & Express)
  • Secure Authentication & Authorization (JWT, OAuth, Bcrypt)
  • Database Architecture & Integration (MongoDB / Mongoose / PostgreSQL)
  • Responsive UI with Tailwind CSS / Material UI / Bootstrap
  • Bug Fixing, Performance Optimization, and Code Refactoring

Tech Stack & Skills:

  • Frontend: React.js, TypeScript, JavaScript (ES6+), Redux Toolkit, Tailwind CSS
  • Backend: Node.js, Express.js, RESTful APIs
  • Database: MongoDB, Mongoose, PostgreSQL, MySQL

Why Choose Me?

  • Clean, well-structured, and maintainable code.
  • Fast communication and regular
  • 100% Client Satisfaction & Post-delivery support
Respect third-party rights

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Get to know Harman Singh

Harman Singh

Full Stack Developer

  • FromIndia
  • Member sinceMar 2026
  • Languages

    English, Hindi
Hi, I'm a Full Stack Developer with 2+ years of experience building scalable and high-performance web applications. I specialize in React, TypeScript, and ASP.NET Core Web APIs. I can help you with full stack web development, REST API development, responsive React frontends, bug fixing, and database integration. I focus on writing clean, maintainable, and scalable code while ensuring clear communication and on-time delivery. I'm always excited to work on new challenges and deliver solutions that add real value to your business. Let’s build something great together!