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stephenhungg/README.md

stephen hung

EECS @ UC Berkeley · incoming AI/ML @ Walmart Global Tech · Cal Blueprint · Theta Tau


currently

building whatever catches my interest!


experience

Walmart Global Tech — AI/ML Engineer Intern (Summer 2026) Computer vision: gesture recognition + multi-camera person re-identification on the Intl. Digital Experience team.

Blueprint — Software Developer, Replate Food Rescue Platform React Native + Expo mobile app digitizing food donation tracking for 20+ partner nonprofits. Architected the full auth system extending a Ruby on Rails backend.

ClearPath Medical — Software Engineering Consultant AI-powered PFMEA automation tool. Agentic pipeline that converts work instruction PDFs into FDA-compliant risk assessments, reducing analysis time by 85%. HIPAA-compliant, fully local processing.

OptiGenix — Software Engineering Intern 92.3% extraction accuracy on blood test PDFs using Vertex AI. HIPAA-compliant data workflows on GCP supporting 7,500+ monthly uploads.


what i've shipped

yolodex — OpenAI Codex Hackathon Winner Codex-native pipeline: raw unlabeled video → trained YOLOv8 detection model. Parallel subagent orchestration in isolated git worktrees, autonomous train-eval loop that re-labels until target mAP is hit. Presented on stage at OpenAI HQ to Sam Altman, Greg Brockman, and Sonya Huang (Sequoia). Featured on OpenAI's official socials — 500K+ impressions in 24 hours.

lapis — 1st Overall, B@BHacks 2026 AI-powered startup valuations settled cross-chain. Due diligence agent + adversarial auditor scores a GitHub repo, prediction market crowd-prices it, settlement mints MPT equity tokens on XRPL with vesting escrows linked to a SAFE contract on Base.

opal — NexHacks @ CMU Autonomous AI gaming agent that joins voice channels and plays as a real teammate. Custom YOLOv8 vision model at 60+ FPS, Claude for strategy, LiveKit WebRTC for voice, cloud gaming for anti-cheat compliance. 1,000+ community members, 89ms latency.

darwin — Cal Hacks 12.0 Winner 6-agent coding system: 4 specialized AI agents generate UIs from natural language while a commentator narrates via screen capture. Letta cross-agent memory, LiveKit voice, audio-reactive Three.js/WebGL, gasless Sui blockchain tipping.

flow — SB Hacks XII Winner Spatial learning platform — speak concepts, explore photorealistic 3D Gaussian Splat environments with AI-narrated overlays. President's Pick + MLH Best Use of ElevenLabs. 6-API async pipeline with WebSocket progress tracking.

vima — Hacktech 2026 (Spatial Intelligence) Spatial-memory pipeline for egocentric construction video. YOLO/Codex labels → Gemini Robotics-ER fusion → SAM masks → Depth Anything → episodic object-event memory → cited Gemini answers. FastAPI backend, hosted MCP + CLI, Next.js dashboard.

iris — AI Video Editor GPU-worker pipeline with SAM/CLIP, ffmpeg, FastAPI. Agent-assisted editing flows via CLI handoff and a published Claude Code skill. Hosted at docs.useiris.tech.

clarifai — NVIDIA AI Agent Hackathon Finalist Research paper explainer that generates animated visual breakdowns. FastAPI, LangChain, Manim.

gbrain — contributor to garrytan/gbrain Patched the embedding pipeline with a sliding worker pool — 30x speedup (2 chunks/sec → 60 chunks/sec). PR merged into v0.9.1 community fix wave.


other projects

bip — managed identity + payments + browser-auth infra for web agents crakd — AI-powered developer search, live at crakd.co enactus website — Enactus Berkeley site + AI growth engine


tech

typescript · python · go · rust
react · next.js · three.js · react native · expo
fastapi · pytorch · langchain · yolov8 · claude
postgres · supabase · aws · gcp · vercel · docker

LinkedIn Twitter Email Resume

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  1. clarifai clarifai Public

    Forked from qtzx06/clarifai

    a full-stack agentic research paper analysis tool, finalist at nvidia's ai agent hackathon

    Python 1

  2. flow flow Public

    build ur own world!

    TypeScript 1

  3. iris iris Public

    prompt driven video editing

    Python

  4. qtzx06/yolodex qtzx06/yolodex Public

    agent skills for autonomous data labeling, winner at openai codex hackathon 2026

    Python 87 12

  5. qtzx06/darwin qtzx06/darwin Public

    coding agent battle arena on web3, winner at cal hacks 12.0

    JavaScript 4 1

  6. philip-chen6/vima philip-chen6/vima Public

    spatial intelligence for egocentric construction video, 2x winner @ HackTech

    TypeScript