work

selected systems and products

High-signal projects only. Each entry includes status, context, and links to live product, source, or case study.

catalog

all ai product quant music other

[+]

Quantercise

featured

Quant interview prep for Jane Street, Citadel, Two Sigma.

2024-

400+ problems with Python code editor, KaTeX math rendering, instant grading, and gamification. Next.js 15, React 19, Postgres (Aurora to Neon migration), Lambda for sandboxed execution.

Next.js 15TypeScriptPostgresAWS LambdaMonacoStripe

./case_study.md ./launch_site.sh

[+]

Mental Math

Practice mental math drills in your browser.

2026

Keyboard-driven Chrome extension for mental math drills with sound feedback and progress tracking.

Chrome ExtensionJavaScriptManifest V3

./view_source.git

[+]

NYU Purity Test

A campus quiz taken by 3,000+ NYU students (200k+ visits).

2024

Launched and marketed a TypeScript web app in four hours. Reached 1,000+ completions in under 17 hours.

TypeScriptReactNext.jsTailwindCSSAnalytics

./launch_site.sh ./view_source.git

publish states: publish_now, placeholder, improve_then_publish