Work
Projects
AI / Full-stack
RAG-Based Customer Support Chatbot
LangChain + OpenAI chatbot with pgvector semantic retrieval, served by a React–FastAPI app on AWS.
Blockchain / Web3
CryptoZombies Blockchain dApp
Ethereum dApp with Solidity smart contracts (ERC-721), Truffle migrations, and a React + Vite frontend connected via Web3 and MetaMask.
Backend / DevOps
E-Commerce Platform with DevOps Automation
Spring Boot microservices (catalog, cart, orders, users) with Jenkins CI/CD, deployed to AWS EKS behind CloudFront.
Health / Full-stack
HIPAA-Compliant Medical Records System
Patient-controlled access to encrypted medical records — React + Node/Express + PostgreSQL with AES-256-GCM encryption, JWT role-based auth, and a load-balanced Docker Compose stack.
IoT
IoT Smart Home (ESP32 + Raspberry Pi)
ESP32-controlled relays and sensors with Raspberry Pi processing over MQTT.
Embedded
Bare-Metal LED on ATmega328P
Register-level C firmware to drive GPIO and blink LEDs on the ATmega328P.
Web
Weather App
React front-end with Spring Boot and MongoDB backend for real-time weather.