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XinyunZhang5/README.md

Typing SVG

🧑‍💻 About Me

  • 🎓 CS + Math @ University of Illinois Urbana-Champaign · 2027
  • 💼 SWE Intern @ Dexmate — fullstack platform and in-product AI features
  • 💼 ex-SWE @ ChatSlide.ai | ex-backend for a gaming social app
  • 🔬 Research @ Irisk Lab — stochastic inventory optimization for pharmaceutical supply chains
  • 🛹 Dancer, pianist, skateboarder
  • 🌱 Exploring on-device ML, local LLM inference and AI-assisted workflows

🛠️ Tech Stack

Languages
AI / ML
Web
Backend
Infra
Tools

🚀 Featured Projects

🧱 Nebular Design

Photograph a building and get a real LEGO parts list plus step-by-step build instructions. Depth estimation feeding Claude, wrapped in a Next.js front end.

💬 Chatcurso

Turn AI conversations and web clippings into review cards. Captures ChatGPT, Claude and Gemini, schedules them with SM-2, and never leaves your machine.

🎤 Whisper Helper

A floating mic button for macOS. Click, speak, and it types into Claude Code or any other app. Runs on whisper.cpp entirely offline, Simplified Chinese by default.

🕺 Danceflux

Compare your dance take against a reference video and get plain-language coaching tips. On-device pose estimation, audio alignment and a phrase-bank engine, with an LLM fallback.
📁 More projects
  • ⚙️ Distributed CI on Kubernetes — containerized build agents running jobs in parallel, with REST orchestration, pipeline state tracking and pod lifecycle tuning. Roughly 2.5× the throughput of sequential runs.
  • 🧮 Custom memory allocator in C — an sbrk-backed heap with aligned block metadata and an explicit free list, block splitting and coalescing to fight fragmentation, in-place realloc, and a heap checker for stress testing.
  • 💌 HERa — write a letter, share a link, open it with a password. Encrypted at rest. API · web
  • 📈 Stock sentiment predictor — a Reddit scraper feeding a sentiment pipeline that scores tickers. UIUC CS 222 team project.
  • 📄 Optimal procurement quantity — the Irisk Lab paper above: Poisson demand, expected-cost objective, closed-form threshold for the optimal order size.

✨ Reach out if you're building something interesting.

Popular repositories Loading

  1. Chatcurso Chatcurso Public

    💬 Turn your AI conversations and web clippings into review cards. Captures ChatGPT, Claude and Gemini; SM-2 spaced repetition; entirely local, no account or server.

    TypeScript

  2. nebular-design nebular-design Public

    🧱 Photograph a building, get a real LEGO parts list, numbered build steps and a spinnable 3D model. Every part number and coordinate is computed — 72 candidate builds are rendered and scored, and t…

    Python

  3. whisper-helper whisper-helper Public

    🎤 Free, local, floating voice-input button for macOS. Click, speak, and it types into Claude Code and any app. Powered by whisper.cpp; defaults to Simplified Chinese, English works too.

    Lua

  4. danceflux danceflux Public

    🕺 Compare your dance take against a reference video and get plain-language coaching tips. On-device pose estimation, audio alignment, and a phrase-bank engine in Swift.

    Swift

  5. XinyunZhang5 XinyunZhang5 Public

    ✨ My profile / portfolio

  6. lila-portfolio lila-portfolio Public

    Lila Zhang — a storybook portfolio you turn page by page.

    TypeScript