- Accountable for global (including China) product success of Ranked, Matchmaking, Skill Determination, and related metagame systems on the PC & mobile game Teamfight Tactics- Led multiple cross-functional game development teams to regularly ship features on a live game serving millions of players- Created and shipped an AI bot onboarding feature which improved new player game 10 retention by 5%

- Accountable for global (including China) product success of matchmaking systems on the mobile game League of Legends: Wild Rift- Created product health KPIs to measure success and prioritized the product roadmap against them- Maintained partner relationships with codevelopment studios in China to ship features globally- Shipped an improved matchmaking algorithm which massively improved queue times and match quality for players across all skill levels

- Accountable for ensuring quality operational health (Incident, Problem, and Change ) for all live services at Riot Games- Created and led the Live Operations Data team accountable to delivering reliable insights on live service quality to executive leadership- Designed and delivered the Live Operations Data Mart to improve quality and maintainability of service quality and incident metric reporting- On-call as Incident Commander for all P1/SEV1 incidents affecting any player-impacting service across the company

- Accountable for delivery velocity and sustainable team practices on project development teams within the Central Data org- Agile project management of multiple Scrum and Kanban data engineering teams delivering data capabilities at global petabyte scale- Helmed the project which delivered GDPR compliance for Riot's data ecosystem by guaranteeing encryption-at-rest and knowability of all personally identifiable information in our data warehouse- Transformed data team into mature live services organization by creating the “Omega” team to measure and guarantee success against customer-driven SLOs

- Worked with Engineers and UX designers to instrument data collection and build reports for data-informed development- Collaborated on development of an proprietary ETL tool (FuETL)- Created telemetry and reports on live client crash rates and stack traces for rapid bug detection for League of Legends’ front-end client