Profile

Andrey K.
  • Projects 1 299
  • Rating 5.0
  • Rating 105 087
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Indicators

  • Projects underway: 2
  • Last project: 13 hours back
  • Bids in the last two weeks: 166
  • Collaboration with clients: 379
  • Projects involving arbitration: 10
  • Replies within 4 hours

Specializations

Javascript and Typescript

1 place/3440
388 projects completed

Python

4 place/4581

CV

Senior Full Stack Developer — experienced developer for modern digital solutions

I build websites, web applications, SaaS MVPs, CRMs, admin panels, bots, Telegram Mini Apps, and business automation solutions. I help create, improve, and scale projects with a strong focus on results, quality, and reliability.

https://My Skills & Services 💻 I’m a full-stack developer with 9+ years of commercial experience. I help businesses build modern websites, web applications, SaaS MVPs, marketplaces, CRMs, admin panels, bots, Telegram Mini Apps, automation systems, and custom digital solutions. What I can help you with: ✅ Modern website and web application development from scratch; ✅ SaaS MVPs, CRMs, admin panels, user dashboards, and marketplaces; ✅ Frontend development: HTML, CSS, JavaScript, TypeScript, React, Next.js, Vue, Nuxt.js; ✅ Responsive and cross-browser layout: Tailwind CSS, Bootstrap; ✅ Backend development: Node.js, NestJS, Express.js, Python, Django, FastAPI, Flask; ✅ Databases: PostgreSQL, MySQL, MongoDB; ✅ API integrations, webhooks, payment systems, and CRM integrations; ✅ Telegram Bots, Telegram Mini Apps, and Discord Bots; ✅ Desktop applications with Electron; ✅ Business process automation, n8n, and custom scripts; ✅ MCP services, AI agents, and AI integrations; ✅ WordPress / OpenCart / Shopify customization, integrations, and custom functionality; ✅ Support, optimization, refactoring, and improvement of existing projects. Tech stack: Frontend: HTML, CSS, JavaScript, TypeScript, React, Next.js, Vue, Nuxt.js, React Native, Tailwind CSS, Bootstrap Backend: Node.js, NestJS, Express.js, Python, Django, FastAPI, Flask Databases: PostgreSQL, MySQL, MongoDB Other: Electron, Telegram API, Discord API, aiogram, pyTelegramAPI, n8n, MCP, AI agents, WordPress, OpenCart Why work with me 🎯 ✅ 9+ years of commercial development experience; ✅ Clean, clear, and maintainable code; ✅ I focus not only on writing code, but also on the business result; ✅ Regular progress updates and clear explanations of technical decisions; ✅ Modern technology stack and reliable architecture approach; ✅ Ability to build a product from scratch or improve an existing project; ✅ Strong experience working with clients across different freelance platforms; ✅ After delivery, I can help with support, fixes, and further improvements. Cooperation Terms 🤝 ✅ I work with a clearly described technical specification or help prepare it before the start; ✅ Before starting, we agree on the scope of work, timeline, budget, and expected result; ✅ Changes that are not included in the approved scope are estimated and completed as a separate task; ✅ All communication is kept only on the platform; ✅ I work through a secure contract / escrow; ✅ For complex projects, I recommend splitting the work into milestones so you can control the result at every stage. If you need a reliable developer for a website, web application, SaaS MVP, admin panel, marketplace, bot, Telegram Mini App, or automation system — send me a message and I’ll help you choose the best technical solution.


Tags

django Nuxt.js Langchain telegram mini app Vue.js WordPress python fastapi

Skills and abilities

Programming

Services