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I will build your ai powered website
Sunil Kumar
About this gig
Need a website or web app that's fast, modern, and AI-powered? I build production-grade web apps using React, Next.js, and TypeScript with AI features (chatbots, smart automation, Claude/GPT integration) built in when you need them.
What I Build
- Business & SaaS websites
- Web applications with user auth & dashboards
- AI-powered features: chatbots, smart search, automation
- Admin panels & backend systems
Technologies I Work With
React, Next.js, TypeScript, NestJS, Supabase, PostgreSQL, Firebase, Tailwind CSS, Claude API
What You Get
- Clean, scalable, production-grade code (not templates)
- Responsive design across all devices
- Fast performance & SEO-friendly setup
- Clear communication & realistic timelines
Why Work With Me
8+ years as a full-stack developer, currently a Technology Lead the same stack I use professionally. Anthropic-certified in Claude Code. I build real, working products, not quick copy-paste jobs.
Let's build something real.
Get to know Sunil Kumar
Sunil Kumar
From idea to AI powered app, done right
- FromIndia
- Member sinceAug 2018
- Avg. response time1 hour
Languages
English
Hi! I'm Sunil, a Full-Stack Developer with 8+ years building production web & mobile apps — now adding AI capabilities (chatbots, Vapi voice agents, Claude/GPT integration).
I build:
🌐 Websites & web apps — React, Next.js, TypeScript
📱 Mobile apps — Flutter
⚙️ Backend — NestJS, Supabase, PostgreSQL, Firebase
🤖 AI — chatbots, voice agents (Vapi), Claude API, automation
Clean, production-grade code — not templates. Same stack I use as a Technology Lead. Idea to deployment, clear communication, realistic timelines.
Let's build something real. 🚀
