Portfolio
Est. 2024
Vol. II
Sarabjeet Singh
Full-Stack
Engineer
& Cloud Dev
Engineer
& Cloud Dev
Building scalable systems at the intersection of cloud and AI
1.5+ yrs · 1M+ req/day · 10K+ usersAbout
Full-Stack Software Engineer with 1.5+ years building scalable cloud applications and AI-powered solutions. Specialized in React, FastAPI, Go, Azure, and modern AI technologies including LangChain, RAG, and agentic AI systems.
Experience
Full Stack Software Engineer
Health Data Max Innovations
May 2024 — Present
- Architected full-stack apps with React, FastAPI, Azure Functions, MongoDB & CosmosDB serving 10,000+ users at 99.9% uptime
- Led AWS → Azure migration, reducing infrastructure costs by 30%
- Built agentic AI chatbot using LangChain + Azure OpenAI with autonomous task execution
- Developed RAG-based chatbot achieving 85% accuracy, reducing hallucinations by 70%
- Built custom MCP tools for AI agent integration
- Scaled FastAPI APIs handling 1M+ daily requests
Stack
JavaScript
TypeScript
Python
Go
C/C++
React
Next.js
Node.js
FastAPI
MongoDB
PostgreSQL
Redis
Azure
Docker
Git
Linux
LangChain
RAG
MCP