Yang Bai holding a bouquet of blue and white flowers

Hi, I am

Yang Bai

Software Engineer

~/yang
$ whoami
turing scholar (cs honors) + math @ ut austin
$ cat focus.txt
web, mobile & backend apps
ai, ml systems & tooling
open source
$
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Spartan

React Native · Firebase

Social fitness app, built solo over 3+ years.

  • 300+users
  • 62%week-1 retention
Website App Store
Spartan strength score hexagon across muscle groups
Spartan nutrition and macro tracking screen
Spartan feed showing rank and a friend's live workout

Docket

React Native · TypeScript · PostgreSQL · Python

Mini-games for civics. Built at HackTX 2026. Invited by Meta to its AI Hackathon final.

Website App Store

Kaggriculture

Python · Rust

AI agent for Google's two-player farming and trading game on Kaggle. Tuned on a custom Rust simulator.

  • 39thof 10,192 teams
  • Top 0.4%peak rank
Competition
Late-game Kaggriculture match between the top two teams: crowded farms, animals and farm hands on either side of the town market

Open Source

Contributions across APIs, desktop apps, identity & auth, JSON parsing and LLM fine-tuning

All contributions on GitHub

Skills

Languages:

Frameworks:

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