Senior Data Scientist, Fraud

## About the Role Mercury is a financial technology company building banking for startups and scaling companies. As a Senior Data Scientist on the Fraud team, you will build, validate, and deploy ML models for fraud detection and prevention — protecting Mercury's customers from first-party fraud and account takeover. ## Responsibilities - Build and deploy ML models for fraud detection and prevention - Develop features and signals for first-party fraud and account takeover detection - Design experiments to validate model effectiveness - Collaborate with risk operations and engineering teams - Analyze fraud patterns and develop proactive detection strategies ## Requirements - 4+ years of data science or ML experience - Strong Python and SQL skills - Experience with fraud detection, anomaly detection, or risk modeling - Track record deploying models in production - Familiarity with financial services or payments data - MS or PhD in a quantitative field preferred