Hi, I'm Sean.
I'm an Engineer
Specializing in scaling software, JavaScript, and Rails at Pattern. When I'm not coding, I'm 3D printing, building electronics, or exploring the outdoors.
Get an email when I post something new.
Companies
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Pattern
Leading architecture and delivery for direct-to-consumer warehouse software.
WBX Commerce
E-commerce and logistics platform.
Whitebox
E-commerce automation and fulfillment services.
Mp3Car
Pioneering car computing and infotainment systems.
4Ten
Development of Annex, one of the first browser-based website editors.
The Workbench
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Oct 2026STR Simulator
An Airbnb hosting game on real north Georgia terrain. Built on Kitten Space Agency's BRUTAL framework, with guests who text you from a model I fine-tuned on a rented GPU.
Oct 2026LED Matrix Visualizer
A 16x16 LED toy for my son. Hold the button, say what you want, and Claude draws it as pixel art, an animation, or Lua that runs live on the ESP32.
Sep 2026Svelte Inline Edit
A Vite plugin that lets you edit text in the browser and writes it straight back to your .svelte source. No agent, no CMS — the compiler records where each string lives.
Sep 2026Camping Season
A cozy driving and camping game in a procedurally generated autumn valley. No combat, no timers — just the drive, the light, and twenty-two things to photograph.
Jul 2026Pretty Markdown
A free, open-source native macOS viewer for reading local .md files with warm, book-like typography, live reload, a scroll-spy table of contents, and syntax highlighting.
Jul 2026Unplanned Expenses
A self-hosted finance app that imports your bank charges and Amazon orders, strips out everything recurring or planned, and reveals what your unplanned spending really is.
Jun 2026Dadlexa
My son wanted Alexa, so I built a $25 ESP32 voice assistant that plays his songs and routes every other question to Dad over Telegram.
May 2026Looking Forward
An iOS countdown app that turns Apple or Google Calendar events into something worth anticipating, with pins, filters, and Home Screen widgets.
Apr 2026Mystery Invite
A themed party planning app with AI-generated custom themes, character assignments, and live voting for murder mystery nights and beyond.
Apr 2026SVCX Deploy
One command scaffolds SvelteKit + Convex + Vercel with a GitHub repo and push-to-main auto-deploys — live URL in seconds.
Mar 2026GitHub AI Command Central
A unified dashboard for all your GitHub PRs across every repo — track your own work and AI agent-authored PRs in one command center.
Apr 2026Amazon Beyond
A Chrome extension that syncs your Amazon wishlist and adds items from anywhere on the web. One unified wishlist with better sorting and real-time sync.
Mar 2026Expedition Code
A multiplayer coding game where kids 9+ write real code — not blocks — to build games together in real time. Guided by Steve, a sassy pixel penguin.
Jan 2026Space Agency
A space-themed board game. Manage your agency, build rockets, and explore the solar system.
Feb 2026Gravity Simulation
Interactive 3D simulation for teaching gravity concepts. Visualizes spacetime curvature and orbits.
Jan 2026Robot Tank
Jacob's first Arduino project - from assembly to career day, with a few sparks along the way.
Sep 2025Custom PCBs
A circuit board I designed in KiCad for a treasure detector toy. The board got made. The toy never got finished.
Blog
SEC_05 Pretty Markdown
A free, open-source native macOS viewer for reading local .md files with warm, book-like typography, live reload, a scroll-spy table of contents, and syntax highlighting.
Unplanned Expenses
I make a budget, I try to stick to it, but of course there are leaks. My budget says I'm supposed to save X amount of money every month. So why is my bank account not going up by that? Where is my money going?
Dadlexa
My son wanted an Alexa for the house. He saw friends and cousins using it. I don't have any smart speakers in the house and I don't want one now. So I said yes, I'll make you one. :)
Cabins
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The Bakery
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Cabin Cocoa
I love hot cocoa. I've had so many awesome experiences that seem to revolve around it. I wanted to make my own unique flavors that bring me back to those moments.
Challah
Beautifully braided egg bread with a soft, pillowy texture.
Honey Butter Rolls
Soft, fluffy dinner rolls brushed with honey butter glaze.
