Senior Data Scientist, Detection

📋 Description

• Research, design, and evaluate detection models for automated fraud.
• Analyze large-scale data to distinguish adversaries from legitimate users.
• Define metrics and evaluation strategies for noisy, delayed ground truth.
• Stay current on AI/ML research; apply techniques like LLMs.
• Collaborate with ML/Data engineers and product teams to deploy research.

🎯 Requirements

• Fraud, abuse, or bot detection on high-velocity traffic.
• Strong data science fundamentals; statistics, ML, AI; large-scale data.
• 5-7 years of professional experience in DS/ML Eng or SWE.
• Proficient in Python and SQL in production environments.
• Comfort with ground-truth ambiguity and weak labels.
• Pragmatic about complexity; avoid over-engineering.

🎁 Benefits

• Health, dental, and vision insurance plus health programs.
• Flexible Spending Accounts and commuter benefits.
• Fertility and family-forming benefits; mental health support.
• Flexible PTO and various leave programs.
• 401(k) retirement plan and employee stock participation.
• Equity plan eligibility for this role.