Bootstrapped the SaaS business from ideation to launch, designing and architecting a collaborative map editor product built on Node.js, React, TypeScript, WebSockets, and the Canvas API.Built a branded subscription system on Stripe Elements and optimized the onboarding funnel to attract 27K users who built 80K maps.Developed analytics pipelines in Python and Rust which could instantly process 500M logs and drove many decisions like the timing of the premium accounts launch and which marketing channels to invest in.

Bootstrapped a team of five to finish the work of a critical, failed project that aimed to drastically expand their localization abilities. Quickly onboarded new Senior Engineers and conducted end-user interviews and high-level design while becoming an expert in an aging part of the GCP, Python, and React codebase.Proposed, designed, and co-built a Selenium end-to-end testing system that prevented critical flows like signup and login from going down despite their continuous deployments.

Built the React frontend for the launch of Official SAT® Practice, led a team of four to lay a foundation for new test prep products, and was promoted shortly after.Championed adoption of Flux (later Redux) simplifying state management across the company.Created their original engineering blog to help with recruiting and knowledge-sharing internally and beyond.

Decreased DNS lookup latency on all Mozilla products by leveraging OS caches (using C++).

Rebuilt their search engine, reducing indexing latency from days to minutes, improving engagement.

Taught students C++, Python, and CS fundamentals.

Expanded the closed-captioning system I designed to support non-US broadcasting standards.

Rebuilt the entirety of their closed captioning systems, drastically improving their products' reliability.

Completed over 20 contracts including building ColorTrack Realtime's desktop interface and a CMS for a senior community home broker using C# and WPF, and a ribbon toolbar with RTL language support using VB6.