Product Engineer

Worked on Messenger and Facebook production infrastructure; led large client infrastructure projects in the xapp codebase; refactored Composer; designed and implemented the FeatureConfig system; championed Java-to-Kotlin conversion efforts; led Android 17 upgrade for Messenger across multiple teams; handled on-call responsibilities; contributed to agentic development with Claude Code and other AIs.

Built and shipped the Halo redesign for Calling in Messenger; improved developer experience and reduced user-facing bugs with Intro redux pattern and Reduxkotlin.org; led xplat system design for Local Media Sharing in video calls; built, A/B tested, and analyzed Messenger Calling improvements with cross-functional teams.

Contributed to the Joyable app across Android, iOS, and backend; led Android development; transitioned the Android app from web-based to native; conducted interviews and helped build the team; implemented CI/CD for Android pipeline; managed Play Store deployments; performed screenshot testing.

Contributed to National Geographic and Regal Cinemas Android apps; audited client projects and recommended best practices and improvements; delivered Lunch and Learn talks; created Reduxkotlin.org project; spoke at Droidcon NYC.

Created an architecture powering Google Assistant, Alexa, Facebook chatbot, and Cortana while reusing core logic; wrote an open source SDK for Kotlin/Java for Actions on Google; received a patent for work on Hologram view; participated in EAP for Google’s Transaction and Multimodal APIs; created reusable server-side and client-side Android components for purchases; presented developer educational talks.

Worked with developers, designers, and testers to build high-quality Android applications for clients including Google Project Ara marketplace app, SitterCity, and JackThreads.

Founded FireApps and built Android, iOS, and web tools for firefighter incident dispatch and hydrant location workflows.