I will build full stack web app or saas platform in mern or next js

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Muhammad Haseeb

About this gig

Need a web app that actually works in production, not just a pretty demo?


I'm a full stack developer with 11+ years of experience building web applications and SaaS platforms for international and national clients. I handle the complete stack, so you deal with one person from start to finish.


WHAT I BUILD

- Custom web applications and dashboards

- SaaS platforms and MVPs

- Business websites with database and admin panel

- User authentication, roles and permissions

- Payment and third party API integrations


MY STACK

React, Next.js, Node.js, Express, MongoDB, REST APIs, JavaScript


WHY WORK WITH ME

- 11+ years of hands on development experience

- Clean, commented, maintainable code

- Fully responsive on mobile and desktop

- Full source code ownership, always

- Clear updates and honest timelines

- Support after delivery


Most of my past projects are under client NDA, so I can't post public links. I'm happy to walk you through relevant work on a quick call or screen share before you order.


Not sure which package fits? Message me your requirements and I'll tell you exactly what you need and what it costs, before you spend anything.

Respect third-party rights

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Get to know Muhammad Haseeb

Muhammad Haseeb

Senior Full Stack Developer

  • FromPakistan
  • Member sinceAug 2026
  • Avg. response time1 hour
  • Languages

    English, Arabic, Hindi
I’m a Senior Full Stack & AI Engineer with 11+ years of experience building production-ready web, mobile, SaaS, fintech, marketplace, and healthcare applications. I specialize in React, Next.js, React Native, Node.js, NestJS, TypeScript, PostgreSQL, MongoDB, AWS, and AI/LLM integrations. I can handle your project from architecture and development to testing, deployment, and support. Let’s build a reliable and scalable product together.

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Other Website Development Services I Offer