I will create custom telegram mini app, next js, telegram sdk

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Ivan Odyntsov

About this gig

Experienced Next.js developer specializing in building high-quality Telegram Mini Apps. With 8+ years in frontend development, I create fast, smooth, and fully integrated Telegram Web Apps that look native and perform excellently.


What you get:

  • Deep integration with Telegram ecosystem (Theme adaptation, InitData, Haptic feedback, Back button, Fullscreen mode, etc.)
  • Beautiful, modern mobile-first UI/UX
  • Secure authentication via Telegram
  • High performance and optimization
  • Backend and database integration
  • Clean, scalable code


My tech stack:

  • Next.js 15(App Router) + TypeScript
  • MaterialUI, Tailwind CSS + shadcn/ui, React Bootstrap or any other UI framework
  • Supabase / Prisma / Firebase
  • Telegram Mini Apps SDK
  • TanStack Query + Zustand
  • Telegram Stars / Payments
  • TON Connect (optional)


In my portfolio you can find example of a Telegram Bot and a live Telegram Mini App that demonstrate my expertise in this niche.


Before ordering, feel free to message me to discuss requirements and choose the best stack.


Ready to bring your design to life? Send me your files, and let's get started!

Get to know Ivan Odyntsov

Ivan Odyntsov

Front End Developer, Custom Software, Web Applications

  • FromUkraine
  • Member sinceJan 2026
  • Avg. response time1 hour
  • Languages

    Russian, Ukrainian, English
I build fast, SEO friendly applications that keeps visitors coming back. Specialized in creating pixel-perfect, responsive websites with smooth animations and engaging user experience. I specialize in: web Applications and fully responsive websites(React/Vue, JavaScript, HTML, and CSS), pixel-perfect conversion from Figma/PSD/XD to responsive HTML/CSS, interactive animations(GSAP, Lottie, Canvas) that engage users. If you need a Web Developer or just have a question - feel free to contact me! I'm ready for challenging and hard projects.

My Portfolio