Code, circuits, and market mechanics.

I'm Corey. I build trading bots, hardware and small web tools. Here's what's live, and what's next.

Project list

9 items
  • 1 Butterflyguy A bot that trades same-day S&P 500 options. Simulated money; results update after every trading day. Python, Schwab API, Chart.js
  • 2 Robot Arm A robot arm designed in code, with a build log and a 3D model you can spin in the browser. build123d, three.js, React
  • 3 Halbachholder Ten magnets arranged in a 3D-printed holder so their field gathers on one side. build123d, Magpylib, WebGL
  • 4 PDFBillr Make a PDF invoice in your browser. No sign-up. Python, Flask, WeasyPrint
  • 5 AfterHoursLab (opens in a new tab) Records how stocks move after companies report earnings after the close. Never trades; updates every session. Python, Schwab API, TimescaleDB
  • 6 Turtlequant Prices Polymarket's crypto bets like stock options to find mispriced odds. Python, Polymarket API IN QUEUE
  • 7 Dronedropper Drops a payload from a drone on remote command. ESP32, Arduino, OpenSCAD IN QUEUE
  • 8 Barnaby A robot that uses ultrasonic sensors to sense what's around it. ESP32, Raspberry Pi, Ultrasonic sensor IN QUEUE
  • 9 Blockhead A Minecraft companion bot with LLM-powered chat and commands. TypeScript, Minecraft, LLM IN QUEUE