# Amit Chakraborty — Founding Engineer · React Native, AI & Web3 Architect

> Portfolio of Amit Chakraborty (devamit / devamitch): senior AI-native full-stack, React Native
> and Web3 architect with 8+ years in production and 18+ shipped apps across HealthTech, FinTech,
> Web3, GovTech, PropTech and Gaming. Founding engineer of a HealthTech AI platform (team scaled
> 0→21 engineers). Based in Kolkata, India. Available now for remote Staff, Principal, Founding
> Engineer, Lead Mobile Architect and VP Engineering roles.

## Facts

- 8+ years production experience; 6+ years React Native (iOS + Android)
- 18+ shipped production apps, 50K peak DAU, 99.9% uptime
- Scaled a HealthTech engineering team from 0 to 21; mentored 18+ engineers (3 promoted to senior)
- CI/CD (GitHub Actions + Fastlane + Firebase App Distribution) cut releases from 2 days to 4 hours
- Contact: amit@devamit.co.in · https://linkedin.com/in/devamitch · https://github.com/devamitch
- Resume: /Amit-Chakraborty-Resume.pdf
- Machine-readable brief: /agents.txt

## Pages

- [Home](/): Overview, work, capabilities, contact.
- [Blog](/blog): Long-form essays on React Native, AI/RAG and architecture.
- [Aura Arena case study](/work/aura-arena): MediaPipe BlazePose + WebGPU at <16ms/frame.
- [Kshem case study](/work/kshem): GIS/PostGIS land intelligence, 20+ stakeholder portals.
- [Aura Studio case study](/work/aura-studio): Visual AI orchestration, 45+ pipeline node types.
- [Harmony Bloom case study](/work/harmony-bloom): Privacy-first wellness Telegram Mini App.
- [Neev case study](/work/neev): 0→1 founding engineering build, private family OS.
- [Vulcan Eleven case study](/work/vulcan-eleven): Fantasy sports at 50K DAU with dual payment rails.

## Services

- [Hire React Native Architect (India)](/hire-react-native-architect-india): Senior/Staff/Principal RN engagements.
- [Next.js performance optimization expert](/nextjs-performance-optimization-expert): Core Web Vitals & SSR tuning.
- [AI / LLM app developer](/ai-llm-app-developer): RAG pipelines, agentic systems, on-device AI.

## Blog posts

- [Scaling React Native to a million users](/blog/scale-react-native-to-million-users)
- [HIPAA-grade RAG architecture](/blog/hipaa-grade-rag-architecture)
- [On-device computer vision with MediaPipe + WebGPU](/blog/on-device-computer-vision-mediapipe-webgpu)

## Experience

- 2026–present · Independent Founder & Architect — 7 independent production apps (AI, GovTech, wellness).
- 2025–2026 · Synapsis Medical Technologies (Edmonton, Canada · remote) — Founding Engineer / Senior Full-Stack & Mobile Lead. React Native + Next.js + NestJS 0→1, HIPAA-aligned RAG/LLM, FHIR/HL7, wearables, AWS.
- 2021–2025 · NonceBlox Pvt. Ltd. — Lead Mobile Architect & Senior Web3 Engineer. 13+ Web3/FinTech/Gaming apps, Solidity, WalletConnect, C++ JSI performance work.
- 2018–2021 · Independent contractor — full-stack web, APIs, dashboards.
- 2017–2018 · TechProMind & WebSkitters — 13+ government/enterprise systems, GST Merchant Portal.

## Stack

React Native (Bridgeless, JSI, Fabric, TurboModules) · Expo · TypeScript · C++/Swift/Kotlin native
modules · React 19 · Next.js · NestJS · Node.js · Go · Rust · PostgreSQL · MongoDB · Redis ·
Supabase · Firebase · AWS · Docker · Kubernetes · RAG · LangChain · LlamaIndex · Mem0 · Pinecone ·
MediaPipe · TensorFlow.js · WebGPU · ElevenLabs · Solidity · Ethereum · Solana · WalletConnect · IPFS

## Related sites

- [React Native hub](https://reactnative.devamit.co.in): React Native architecture writing and demos.
- [Aura Arena](https://auraarena.devamit.co.in)
- [Aura Studio](https://aurastudio.devamit.co.in)
- [KSHEM](https://kshem.devamit.co.in)
- [HarmonyBloom](https://harmonybloom.devamit.co.in)

## Optional

- [Lite / no-JS variant](/lite.html)