I will develop a custom fullstack web app

A
aliaksandrrr
A
aliaksandrrr
Aliaksandr
develop a custom fullstack web app
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develop a custom fullstack web app

About this gig

Are you looking for a reliable Fullstack Developer to build your web app, add new features, or fix annoying bugs? You are in the right place!

Hi! I am a professional web developer specializing in modern JavaScript/TypeScript stacks. I can help you build scalable applications from scratch or improve your existing codebase.

My Tech Stack:

  • Frontend: React, Next.js, TypeScript, Tailwind CSS, Redux/Zustand.
  • Backend: Node.js, NestJS, Express.
  • Database: PostgreSQL, MongoDB, MySQL.

What I can do for you:

  • Build a custom full-stack web application (MVP or complex app).
  • Develop secure and fast REST APIs.
  • Fix frontend/backend bugs and performance issues.
  • Integrate third-party APIs (Stripe, OpenAI, Google, etc.).

Why choose me? I write clean, maintainable code and operate as a registered B2B contractor in Europe (Poland), ensuring professional and transparent cooperation.

IMPORTANT: Please message me before placing an order so we can discuss your exact requirements, budget, and timeline!

  • Programming language

    • TypeScript

  • Expertise

    • Algorithms & Data structures
    • Performance
    • Design
    • Databases
    • Source control

  • Frontend framework

    • Next.js
    • React.js

  • Backend framework

    • Express.js
    • Fastify
    • NestJS
    • Node.js

  • AI & low/no code builders

    • Cursor
    • Other

Get to know Aliaksandr

Aliaksandr

Software Engineer

  • FromPoland
  • Member sinceApr 2026
  • Avg. response time1 hour

  • Languages

    English, Russian
I am a software developer with nearly 4 years of professional experience, specializing in Node.js backend development. My work focuses on creating, optimizing, and maintaining efficient web applications using a variety of modern technologies.

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