• Served as Incident Manager On Call (IMOC) in a two-quarter rotational program
• Proposed & implemented solution to backend feature flagging in core framework, used by 40+ services & presented to company in tech talk
• Proposed & implemented automatic distributed tracing improvement across ~2.2k microservices, presented in tech talk
Tour of Duty:
• Contributed to ~⅓ of the 2024 Time-To-Interactivity (TTI) improvements
• Co-led TTI feature flag fetching improvements: implemented Zstandard compression with shared dictionaries in app, engine, CDN and backend. Achieved 90% payload reduction, resulting in up to 700ms p95 improvement on Android, 1s p95 on macOS, and 1s p95 on iOS & Windows.
Creator > Content Understanding Platform Team:
• Tech Lead for Content Search, spearheaded 2-quarter re-architect coordinating 6 teams.
* 50-60% decrease in search latency (p99 250-500ms improvement)
* Reduced operational cost (collapsed 18 services to 3)
* Reduced experimentation setup from 1-2 weeks to 1-2 days
* Upheld high quality bar: linter-enforced style guide, 100% line coverage, isolated CI tests, rollout integration testing, automated canary testing, smoke alarms
• Built agentic content interrogation workflows with Temporal
Creator > Store Team:
• Shipped vector semantic search (~8.5% increase in search metrics); proposed & implemented ML blending + re-ranking algorithms
• Sped up CI/CD by ~30x, migrated Drone to GHA
• Rewrote data pipelines in Airflow2, reducing runtime ~7x; later migrated to Tecton
• Restored team services following 3 day outage
• Researched & implemented algorithm to surface trending results
• Successfully migrated backend search infra with 0 downtime or parity issues
• Increased indexer speed by ~50x (async & timeout tuning, DB bottlenecks, scaling)
• Architected & implemented a system to react to safety events across Roblox (e.g. getting banned) by reindexing their creations to keep Creator Marketplace safe, coordinating 3 teams