Mar 2015 – Apr 2025 · 10 yrs 1 mo · San Francisco Bay Area

• Engineering Director in the Meta Ads organization, leading development of advertiser-facing products responsible for the majority of Meta revenue. Currently managing a team of ~220 engineers responsible for the full stack of the Ads API, Ads Manager web/mobile, and Small Business Advertising products: from the C++ database and data services backend, through the serverside APIs, to the JavaScript/iOS/Android end-user interfaces. Collectively, these products serve the full range of advertisers, from small businesses through to large brands and ad agencies. Personally focused on building a strong engineering culture, defining product strategy, guiding execution hands-on, building collaborations across an organization of thousands of engineers, and holding teams accountable to a high quality bar.
• Key projects:
• Building an AI business agent into Ads Manager using an agentic framework with specialized agents for support/performance use cases, RAG, latency optimization, and observability.
• Pivoting the external customer Ads API strategy to reverse a years-long decline in revenue share, involving building deep relationships with specific customers across several segments.
• Improving Ads Manager web uptime from 98% to 99.9% over 5 years, including technical and cultural changes.
• Modernization of Ads Manager web frontend infrastructure to Relay/GraphQL, a 5+ year project impacting development across 1000 engineers.

Aug 2012 – Feb 2015 · 2 yrs 6 mos · San Francisco Bay Area

• Tech lead for Meta's Ads Manager app on mobile, a dedicated app for advertisers on Meta to create and manage ads on the go. Led development of the product from the beginning, and helped build the team from the ground up. Being Meta's first fully React Native app, collaborated with product infrastructure teams to develop and pressure test React Native technology leading up to its open source release. Primarily worked in PHP/Hack, JavaScript, and React/React Native.

Feb 2011 – Aug 2012 · 1 yr 6 mos · San Francisco Bay Area

• First engineering hire at a startup of 7 people, doing full-stack web and mobile development. Spool was a mobile app that let you record video or save articles from anywhere on the internet to your phone - and watch it anytime (even offline). This was a significant enabler for video consumption on mobile, given limited bandwidth and spotty coverage of 3G networks at the time. Powered by virtualized crawlers running on AWS (patent: US 9298827). Primarily worked in C/C++, JavaScript, Ruby, and Android Java.
• Acquired by Facebook in 2012.

Jun 2009 – Feb 2011 · 1 yr 8 mos · San Francisco Bay Area

• Engineer working on the Firefox browser platform, primarily working in C++ and JavaScript. Worked on the Firefox networking stack and UI where I contributed to improved privacy and third-party tracking controls, and collaborated with Google, Apple, and Opera to achieve consistent cookie handling behavior across browsers. Also built js-ctypes for Firefox, a platform-internal library for calling C/C++ functions from JavaScript at runtime without having to write or compile any C/C++ glue code.