Senior Data Scientist - Fraud Detection
Core
Senior Data Scientist building production ML models for fraud detection and leading live investigations into complex fraud cases to improve detection systems.
Role type
Senior IC data scientist (fraud detection & investigation)
Builds
Production ML models, agentic AI automation tools, and fraud trend reports
Domain
Fintech / Cybersecurity / Fraud Risk
Deliverable
production ML models
Required skills
Machine learning lifecycle management, advanced feature engineering, large-scale data processing, agentic AI development, fraud investigation, pattern synthesis, hypothesis testing, Python, SQL, PySpark, cloud platforms (AWS/GCP/Azure)
Preferred skills
Experience with network graphs, device intelligence, imbalanced datasets
Technologies
Python, SQL, PySpark, Spark, Hadoop, AWS, GCP, Azure
Responsibilities
Lead end-to-end model development from ideation to production and monitoring; Develop predictive features from multi-dimensional data; Process massive noisy datasets; Automate analytic pipelines using agentic AI; Lead investigations into complex fraud cases to reconstruct attacker behavior; Generate technical reports and trend narratives for stakeholders
Seniority
Senior, hands-on IC
