• Developed 3-year technical roadmap for Tickets and Transfers, aligning three teams on a unified technical vision; projects scheduled by EMs in each planning cycle since then.

• Architected, led team, and built key parts of Swaps, a major bet on returnable tickets, handling millions of dollars of returns and achieving significant lifts to conversion and GTV.

• Architected and built Parties, a new way to share tickets via a group chat link, driving significant incremental revenue via free user acquisition.

• Devised and built backend system to refund all COVID-era event tickets via promo code, dramatically improving company cash flow.

• Dramatically reduced DB usage during event ingress, de-risking a business-critical SPOF.

• First in department to work on an acquired codebase; taught 3, enabling custom ticket designs.

• Owner of systems handling ~85% of company listings and orders during COVID attrition.

• Replaced 3 legacy microservices with a new Maps service, winning award for deleting code.

• Mentored 10+ engineers: 3 into system owners, 2 promoted and 1 improved annual review.

• Led investigation on dozens of production incidents, and ran over 160 interviews.

• Led Hackathon team to reduce broker CX contacts by explaining why listings are hidden.

Led tech designs for new systems to A/B test audio content & play streamed audio.

Managed and coached a new team of 4 engineers—2 iOS, 1 Android, 1 backend.

Started by building key e-commerce features like a shopping cart, moved on to tech leading our frontend efforts to personalize our shopping app and our backend efforts to scale our database, and am now leading two teams, improving our first-time customer experience and our post-order updates.

Led the team to modernize Meetup's iOS app by overhauling the user experience for everyone, including localizing the app, resulting in dramatic increases in app downloads & engagement, especially internationally. Also improved developer workflow by introducing automated test runs, static analysis, and linting.