Data Science - Analyst 3
Core
Strategic data scientist owning end-to-end analytics for eBay's C2C buyer experience, defining success metrics, experimentation roadmaps, and predictive models to drive marketplace growth.
Role type
Senior IC data scientist (strategic analytics & experimentation)
Builds
Measurement frameworks, A/B test designs, and predictive models for buyer discovery and engagement
Domain
Ecommerce / Marketplace analytics
Deliverable
production ML models | product features | dashboards & analysis
Required skills
SQL, Python, R, Tableau, A/B testing design, advanced machine learning (Ensemble, LLM, PyTorch, TensorFlow), descriptive and inferential statistics, causal inference
Preferred skills
Experience in leading technology companies, strong quantitative background, Master's degree
Technologies
PyTorch, TensorFlow, Transformer, Krylov, LLM
Responsibilities
Design and build new measurement frameworks and experimentation methodologies; Own end-to-end analytics strategy for buyer C2C product domains; Lead design, execution, and interpretation of A/B tests and quasi-experimental methods; Partner with senior Product, Engineering, and Business leaders on roadmap trade-offs; Drive thought leadership by introducing new analytical methodologies
Seniority
Senior, hands-on IC with strategic influence
