Selected Systems
SEC Insider Trade Clusters: Automated pipeline for detecting clusters of insider sales and purchases from SEC Form 4 filings.
Word Salad Sifter: AI-assisted system for extracting structured information from job postings.
Tools
sqlite-worker: A concurrency-safe wrapper around better-sqlite3, isolating database operations to a background thread for Node.js applications.
schwab-node: Unofficial TypeScript/Node.js SDK for authenticated market data and streaming data via the Charles Schwab API.
Listening/Reading
I'm currently reading Designing Data-Intensive Applications, 2nd Edition by Martin Kleppmann, Chris Riccomini
Colophon
Site coded by hand with a judicious use of coding agents. Using .tsx as a templating language, CSS/SCSS for styling, vanilla TypeScript for interactions, and 11ty to pull it all together. Typography is set in the Geist typeface. Check out the repo for this site.
Links
GitHub
CodePen