Hands-on leader in data science and analytics, specializing in building high-performing teams
and leveraging user behavior to drive strategic business outcomes. Early adopter and expert in agentic data science development.
Experience
- Built a universal evaluation framework for an enterprise text-to-SQL data science agent in customer support analytics.
- Automated weekly benchmarks that track accuracy and measure each ontology and skill change, shipped as a self-service web app any team can point at its own agent.
- Own retrieval optimization for data science agents: which tables, definitions, and ontology they pull for each question.
- Production app ecosystem for trade contractors covering proposals, invoicing, landscape design, web hosting, and more.
- Built and led the DS org behind Nextdoor's first-party ad server, driving continuous YoY revenue growth through marketplace optimization, click and conversion modeling, pacing improvements, and new ad format launches.
- Developed modeled audiences and targeting capabilities that improved advertiser ROI; expanded monetization surfaces through Search Ads and Leads business creation, generating tens of millions in incremental revenue.
- Introduced agentic Data Science tooling (Cursor, Claude, custom Python libraries) to accelerate ads experimentation, reducing time-to-insight for campaign analysis and model iteration.
Led 14 data scientists and managers building trust and enforcement systems across Meta's advertiser ecosystem.
- Built models that tiered businesses by trust level, then calibrated enforcement proportionally. Significantly reduced false actions on legitimate advertisers while mitigating billions in fraud and abuse.
- Created Meta's first automated business compromise detection and recovery system, using hierarchical traversal of invitation graphs to identify compromised root accounts and resolve thousands of cases simultaneously.
- Supported analytics for content integrity, political advertising compliance, and HEC (housing, employment, credit) ad fairness, ensuring enforcement met regulatory requirements across Meta's ad surfaces.
- Built lead scoring, forecasting, and ROI models across 7 marketing channels; led the SQL/Python blog and events.
- Integrated NPS into QuickBooks and paired data science with UX research to lift conversion and retention.
Earlier: eXelate, Marketing Analytics Manager (2012 - 2014); PETCO, Real Estate Market Analyst (2010 - 2012).
Education
San Diego State University
BA in Geography: Geospatial Analysis, 2007