I will build custom web apps and backend systems

R
raredev_co
R
raredev_co
Rare Dev
build custom web apps and backend systems
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build custom web apps and backend systems
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About this gig

Need a high-quality web application that actually feels modern, fast, and professionally built?


I specialize in building custom full stack web applications for startups, businesses, and creators who need more than just a basic website. My focus is on scalable backend systems, clean architecture, responsive UI, and real-world functionality that delivers a smooth user experience.


Whether you need a SaaS platform, business website, dashboard, authentication system, API integration, or a complete custom web application, I can help turn your idea into a modern and reliable product.

What you can expect:


  • Modern and responsive UI
  • Scalable backend architecture
  • Fast and optimized performance
  • Clean and maintainable code
  • Professional communication and reliable delivery
  • Custom-built solutions tailored to your requirements


My stack includes FastAPI, React, Next.js, Node.js, JavaScript, Tailwind CSS, APIs, and modern full stack technologies.


If you want a web application that looks professional, performs smoothly, and is built with long-term scalability in mind, this gig is for you.

  • Website type

    • Business

  • Programming language

    • JavaScript
    • Python
    • React
    • Tailwind CSS
    • Node.js

  • Website features

    • Payment
    • Analytics
    • Chat
    • Membership
    • Booking
    • Portfolio
    • Dashboard
    • Landing page
    • User Authentication
    • Admin Panel
Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Rare Dev

Rare Dev

Developing Beyond Ordinary

  • FromBangladesh
  • Member sinceMay 2026

  • Languages

    Bengali, English, Hindi
We are a small software development team focused on building modern web applications, backend systems, AI integrations, and automation solutions. Our experience includes Python, JavaScript, API integration, VPS deployment, responsive frontend development, and scalable backend architecture. We work on clean, efficient, and user-focused solutions while maintaining clear communication and reliable delivery.

My Portfolio

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