Headline

Full Stack + AI Engineer | MERN · TypeScript · LangChain · RAG

About

Full Stack + AI Engineer with 2+ years building production systems across React, Node.js, TypeScript, and Python.I build things that ship — RBAC dashboards, optimized REST APIs, real-time WebSocket systems, and AI-powered apps with LangChain, RAG pipelines, and vector databases. Recent project: GymAI — an AI fitness platform with personalized training + diet plan generation using LangChain + OpenRouter, RAG-backed workout recommendations, and a full auth + onboarding flow. Live and deployed. 1,300+ LeetCode problems solved | 200+ Hard Stack: React • Next.js • TypeScript • Node.js • Python • FastAPI • PostgreSQL • MongoDB • Redis • Docker • LangChain • RAG • Vector DBs • AWS • GCP Open to Full Stack / AI Engineer roles at product startups. Based in Bangalore

Location

Chennai

AI stack

antigravity

hugging face

langchain

mcp

ollama

Work experience

Full Stack Engineer at Foyer Tech, Jul 2026 - Sep 2026 · 3 mos, Chennai, Tamil Nadu, India

Full Stack Developer at RR IT Solutions, May 2024 - Jun 2026 · 2 yrs 2 mos, Chennai, Tamil Nadu, India

Education

Bachelor's Degree, Information Technology, College of Engineering, Guindy

12th Standard, Kaligi Ranganthan Montford Higher Secondary School

Public links

github: https://github.com/diwakarworks

leetcode: https://leetcode.com/DiwakarG

my-portfolio-ten-sandy-76.vercel.app: https://my-portfolio-ten-sandy-76.vercel.app/