Full Stack Developer focused on building scalable web, mobile, and AI-powered products.

I work across the full stack with Next.js, React, React Native, Node.js, FastAPI, PostgreSQL, MongoDB, Redis, Docker, and AWS.
Currently building production-grade applications involving RAG pipelines, AI agents, job platforms, dashboards, and mobile-first products.

• Full Stack Developer with experience across MERN, Next.js, FastAPI, PostgreSQL, Redis, and AWS
• Built enterprise applications for banking workflows using FastAPI + React + PostgreSQL
• Worked on AI products using LlamaIndex, Qdrant, AWS Bedrock, and multi-agent systems
• Engineered Jobsyahan.com, a job platform used by 1.7L+ candidates
• Interested in scalable backend systems, AI products, clean UI, and practical product engineering
• Currently exploring React Native, real-time systems, audio apps, and AI-first developer tools

Languages
JavaScript · TypeScript · Python · Java · SQL · Go · HTML · CSS

Frontend
Next.js · React.js · React Native · Redux · Zustand · Tailwind CSS

Backend
Node.js · Express.js · FastAPI · Fastify · REST APIs · Authentication · RBAC

Database & Infra
PostgreSQL · MongoDB · Redis · Qdrant · Docker · AWS S3 · AWS Bedrock · CI/CD

AI / LLM
LlamaIndex · RAG · Vector Search · Multi-Agent Systems · Natural Language SQL

QuadPro · DataBuffet · Bharat Startup Yatra
Apr 2025 - Present

• Delivered enterprise applications for Standard Chartered Bank via QuadPro
• Built FastAPI, React, and PostgreSQL-based systems with RBAC and transactional workflows
• Built databuffet.io, a live-class learning platform for data analytics and AI engineering
• Designed bharatstartupyatra.com and a companion CMS-powered news portal

Ekai, Gurugram
Jan 2025 - Apr 2025

• Built a RAG pipeline using LlamaIndex + Qdrant
• Developed multi-AI agent systems using Anthropic models via AWS Bedrock
• Engineered a cross-browser extension with React, TypeScript, and Redux
• Built Slack-integrated AI assistants and analytics dashboards with natural language SQL

BEELABS — Jobsyahan.com
Sep 2023 - Jan 2025

• Engineered Jobsyahan.com, a scalable job platform for blue-collar workers
• Helped grow the platform to 1.7L+ candidates
• Improved page performance using SSR with Next.js
• Built search APIs using MongoDB Atlas Search, fuzzy search, and Google Search API integration
• Used Node.js, MongoDB, Redis, and Next.js for scalable product development

An audio-first social platform for sharing short voice clips.

Tech: React Native · Node.js · PostgreSQL · Redis · BullMQ · S3

Features include:

• 60-second voice clips
• Waveform visualization
• Async audio processing
• Reactions, likes, and follow system
• Mobile-first social experience

📧 Email: choudharyashutosh67@gmail.com