Andy Cho Email & Phone Number

Kirkland, Wa, Us

Menlo Park, Ca, Us

Ads Signals Data Engineering Team

Menlo Park, Ca, Us

- Built data pipelines for dynamically calculating summary statistics of Facebook Ads Manager’s central logging table with over 2 billion records per day- Developed a robust logging health score methodology and a public dashboard for Ads Manager’s logging statistics, allowing timely analyses and troubleshooting for over 4,000 engineers- Identified and reduced erroneous logging by millions of records and presented findings to the senior leadership

Arlington, Va, Us

- Built data pipelines that allow A/B testing for business key performance indicators- Lead the data management efforts for major client teams, and communicated with the external client team for data validations using database and SQL technologies- Identified inefficiencies in existing data pipelines and optimized them, reducing the performance time by 60%- Introduced vigilance in our automated process to ensure the data and analytics results remain consistent and accurate which lead to resolving inconsistencies in historical trends

Durham, North Carolina, Us

- Developed a pilot Shiny application for DIBBs (An Integrated System for Public/Private Access to Large-Scale, Confidential Social Science Data) for performing verification measures for synthetic and original datasets- Implemented MCMC as part of new verification algorithms for regression coefficients satisfying deferential privacy- Led weekly meetings and software demonstrations to Professor Jerry Reiter, social scientists, and researchers

Master Of Science - Ms, Data Science

Bachelor Of Science, Statistics, Computer Science