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sameernagar-hub/README.md
Hi, I'm Sameer Nagar. I build AI that shows its receipts.

Full-stack + GenAI engineer Β Β·Β  M.S. CS, Cal State Fullerton Β Β·Β  San Jose, CA

Thanks for stopping by! πŸ‘‹ I love building AI that people can actually trust, and I love building it with others. Pull up a chair, look around, and say hi anytime.

LinkedIn Portfolio REGEN ORCID


⚑ The 10-second version

πŸ† 2Γ— first place Β Β·Β  πŸ‘₯ leading a 30-engineer team Β Β·Β  πŸ§‘β€πŸ« taught OS & system design to 100+ students Β Β·Β  πŸ› οΈ 99.9% uptime for 50+ enterprise clients


πŸ’Ό Where I've made a dent

Every row is the problem, what I did, and the result, with a link you can check.

🎯 Problem πŸ”§ What I did πŸ“ˆ Result
Saayam For All
GenAI Lead & Full-Stack, 2026–now
A nonprofit "Uber for help" whose AI service kept returning 502s and empty answers Rebuilt failing endpoints to fail honestly, pinned API contracts with tests, fixed the deploy pipeline 9 merged PRs Β· first green deploy in months Β· 31 tests passing Β· see the PRs β†’
Big Book Analytics
AI Engineer Intern, 2026
Which financial platforms can actually be integrated? Evaluated 4 platforms, built a prototype integration layer +20% data-interchange efficiency Β· open-sourced β†’
Cal State Fullerton
Teaching Associate, 2025–26
100+ CS students wrestling with Operating Systems Taught OS internals and system design, ran debugging and design sessions Where I learned system design deepest: by teaching it
Unthinkable Solutions
Software Engineer, 2021–24
50+ enterprise clients needing always-on systems Shipped 15+ REST APIs, event-driven pipelines, ops automation 99.9% uptime Β· queries 35% faster Β· processing 22% faster Β· manual work βˆ’40%

πŸš€ Building now: REGEN, the job engine that keeps receipts

🎯 Auto-apply tools spam the same resume and invent answers.
πŸ”§ I built an open-source engine in Docker: it polls 5,000+ company boards at the source, writes a truthful one-page resume per job from provable facts, applies with a fleet of workers, and saves a confirmation screenshot for every submit.
πŸ“ˆ 165 applications with proof Β· best day 49 Β· $0 model cost (driven over MCP) Β· 13 merged release PRs in under 2 weeks Β· β–Ά watch it live

Python FastAPI Next.js Postgres Docker Playwright MCP


πŸ† Hackathons: one weekend, one real product

Project The one-liner Proof
πŸ₯‡ Replace Your Human with AI Skill Do the work once on your Mac β†’ get a reusable AI skill 1st place, Agentic Dev Tools (SF)
πŸ₯‡ Oto.ai Remembers why you did it, and finishes the task while you're away 1st, Best Use of RocketRide, Memory Meets Motion Β· my PR
🧬 Immune An immune system for agent memory: kills a planted lie and every decision it caused MongoDB .local Build Fest, built in 3.5 hours
πŸ€₯ Pinocchio Catches coding agents lying about "tests pass" Live demo Β· YC Γ— Greptile
πŸ’Έ Amortize Drop-in proxy that makes AI agents cheaper βˆ’97% tokens on replay, measured
🩺 CLARITY FDA-grade review room for clinical trials Live demo · 53 tests
βž• 4 more builds (Crew, Zephyr, Probception, Runway.ai)
  • Crew: five voice agents clear your inbox, and phone you when only you can decide
  • Zephyr: answer your coding agent from your phone (Mistral Vibe Hackathon)
  • Probception: an AI scientist that bets in probabilities and tests itself (re:AGENT)
  • Runway.ai: a multi-agent planner that finishes before the tokens do
βž• Earlier projects & research

🧰 Toolbox

Java Python TypeScript C++ Spring Boot React Next.js Kafka PostgreSQL MongoDB AWS Docker Kubernetes MCP Salesforce


πŸ“¬ Let's build something together

Whether you're hiring, building, or just curious, my door is open. I reply to every message.

Hiring for SWE, AI or full-stack roles? Β β†’Β  Message me on LinkedIn
Want to contribute? Β β†’Β  Browse all my repos and pick whatever sparks your interest. Issues, PRs, ideas and first-timers: all welcome πŸ’›
Just curious? Β β†’Β  Ask my portfolio's AI anything about my work

Thanks for reading. If something here helped you, a ⭐ goes a long way!

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