I build full-stack apps and agentic AI systems things that actually ship.
Full-stack developer based in Kolkata. I work across the entire stack React UIs, REST APIs, multi-agent orchestration, RAG pipelines. I published an open-source CLI that hit 1,200+ downloads in its first month with zero marketing. Currently building in public and writing about AI on dev.to.
TypeScript · Python · React · Node.js · Express · MongoDB · Redis
LangChain · LangGraph · OpenAI SDK · Docker · Tailwind · Firebase
- Introduction to OpenAI Agent SDK
- Why NumPy and Pandas are essential — a beginner's realization in AI/ML
- GitHub's new Space Shooter README — step-by-step guide
"Haki can protect you, but a solid codebase keeps you scalable."





