Mandy Zhao
Sr. Data Scientist @Bill | Machine Learning | Risk
- Role
- Senior Data Scientist at BILL
- Location
- Santa Clara, CA, US
- LinkedIn followers
- 500 followers
About Mandy Zhao
Focus on Risk fraud Strategy Execution, Data Engineering, Infrastructure development and maintenance in credit card industry. Proficient in Python, SAS, SQL. Licensed with AWS Cloud certification and CFA Level I. Highlights of my working experience: Led a ETL project to load 200MM data daily from SAS to SQL database; Redesigned Fraud Global Metrics system (department-wide, housing 2500+ risk strategies) by creating Alarming and Forecasting functions; Automated and Speeded Risk Operations working process by building manual queues and decision rules engine.
Experience
Senior Data Scientist
May 2025 — Present · CA, US
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