Dylan San Gabriel — Software EngineerDylan San Gabriel, software engineer in Northern Virginia. How I got here, what I've built at work and on my own, and how to get in touch.https://portfolio.dylansg0318.workers.dev/The internal ERP that runs a dental supply companyhttps://portfolio.dylansg0318.workers.dev/projects/internal-erp/https://portfolio.dylansg0318.workers.dev/projects/internal-erp/One system for orders, inventory, repricing, shipping, service and books across six sales channels, built from scratch, about 500 orders a day.Sun, 30 Aug 2026 00:00:00 GMTRunning a dozen AI coding sessions on one repohttps://portfolio.dylansg0318.workers.dev/projects/agent-fleet/https://portfolio.dylansg0318.workers.dev/projects/agent-fleet/How I use AI coding agents at scale without vibe-coding, auto-loading rules, hooks that block the dangerous operations, and review triggered by consequence.Mon, 10 Aug 2026 00:00:00 GMTA second brain where the agent does the filinghttps://portfolio.dylansg0318.workers.dev/projects/second-brain/https://portfolio.dylansg0318.workers.dev/projects/second-brain/A plain-markdown vault an AI librarian keeps for me — 738,000 messages indexed locally, nothing filed without my approval, no cloud.Thu, 03 Sep 2026 00:00:00 GMTSplit the check from a photohttps://portfolio.dylansg0318.workers.dev/projects/receipt-splitter/https://portfolio.dylansg0318.workers.dev/projects/receipt-splitter/Photograph a receipt, tap who had what, get the split. Runs on your phone with no server, and refuses to show a split that doesn't add up.Thu, 03 Sep 2026 00:00:00 GMTTesting an ERP by hand, then automating a cloud apphttps://portfolio.dylansg0318.workers.dev/projects/erp-test-automation/https://portfolio.dylansg0318.workers.dev/projects/erp-test-automation/Two sprints on the CYDEO SDET program — fourteen user stories tested by hand against an ERP, then a Cucumber and Selenium suite against a cloud app.Mon, 15 Jul 2024 00:00:00 GMTGalaxy Defensehttps://portfolio.dylansg0318.workers.dev/projects/galaxy-defense/https://portfolio.dylansg0318.workers.dev/projects/galaxy-defense/A space shooter built in block code in high school. 790 lines, an economy, and a boss fight, with no arrays or classes available.Wed, 20 May 2020 00:00:00 GMTShotcallhttps://portfolio.dylansg0318.workers.dev/projects/shotcall/https://portfolio.dylansg0318.workers.dev/projects/shotcall/A daily puzzle. A ball bounces three times and drops into a pocket; you guess which one. Every miss shows you one more bounce.Fri, 11 Sep 2026 00:00:00 GMTThis Portfoliohttps://portfolio.dylansg0318.workers.dev/projects/portfolio-site/https://portfolio.dylansg0318.workers.dev/projects/portfolio-site/A content site that can also run games, built so the writing stays easy and the demos stay cheap.Sun, 30 Aug 2026 00:00:00 GMT