Hackathons

What I built, shipped, and submitted under a deadline

Nebius x NVIDIA Global AI Hackathon2026

AI Guardrails

Runtime security for AI agents: 13 deterministic checks decide every message, and an NVIDIA Nemotron model can only tighten the verdict, never release it. Default-deny gateway, TOTP two-factor, hash-chained audit log. Team project.

PythonJavaScriptRustNVIDIA Nemotron
Next Founders Hackathon2026

FounderOS

Turns a raw startup idea into a structured plan — problem, users, MVP, business model, validation questions, next step. One shared backend serves the iOS, Android and web clients. Team project.

SwiftKotlinPythonDeepSeek
USAII Global AI Hackathon2026

Villages

AI-powered community learning platform: AI-matched study cohorts, real-time discussion, AI facilitation, and a Study Hub with Socratic tutoring, essay coaching and college prep.

ReactFastAPISupabaseOpenRouter
HackMars 3.02026

Calendar AI Assistant

A 4-agent CrewAI system connected to Google Calendar and Gmail: add events, query your week, build a time-block plan, and turn emails into to-dos from one plain-English prompt.

PythonCrewAIGoogle APIsStreamlit
Hack America2026

Study Assistant

Privacy-first RAG study tool over your own Markdown, PDFs and photos of notes, running fully offline on local Ollama, with a CLI and a Streamlit UI.

PythonChromaDBOllamaStreamlit
PhysTech2026

FitnessAI Watch

My first embedded build: an ESP32-C3 smartwatch with an OLED display, accelerometer and heart-rate sensor on one I2C bus, counting steps and beats on-device.

C/C++ESP32-C3Arduino