Active
Cantito
A language-learning product built around music, stories, literature, and spaced repetition — meant to feel like contact with a culture, not a pile of flashcards.
Client work · In production
AI-Native Investment Research Platform
Built for an investment team and in production after four months (Jun–Sep 2026): live market data and consensus estimates on thousands of companies, a searchable, cited corpus of 200,000+ documents, a live valuation engine in Rust, and research agents that answer in the web app, in Slack, and inside Claude.
Open Source · v1.4.0
l123
A Lotus 1-2-3–style terminal spreadsheet for the modern era, pairing a keyboard-first workflow with native .xlsx compatibility. New in 1.4.0: IronCalc 0.8.3 and faithful Excel theme colors.
Active
Sancho AI
An AI assistant product and operating environment focused on practical autonomy, reliable workflows, and the radical idea that assistants should be genuinely useful.
Course
A Supercomputing Primer
A primer on the history of supercomputing for modern engineers — tracing the architectures, ideas, and tradeoffs from early vector machines through today's HPC and AI clusters.
