Senior Data Scientist
Core
Design and deploy machine learning models for real-time bidding, bid optimization, price prediction, and auction strategy to optimize billions of daily auctions.
Role type
Senior IC machine learning engineer (advertising/RTB)
Builds
Production ML models for real-time bidding and auction optimization
Domain
Digital advertising, real-time bidding, large-scale optimization
Deliverable
production ML models
Required skills
Machine learning, statistical modeling, experimentation, data analysis, Python programming, real-time bidding (RTB) systems, large-scale optimization
Preferred skills
Deep learning, AI development tools (Claude Code, Cursor)
Technologies
Python
Responsibilities
Design, train, and deploy ML models for bid optimization, price prediction, win-rate prediction, CTR/CVR estimation, and auction optimization; Own the full ML lifecycle from research to production deployment, A/B testing, and monitoring; Analyze large-scale marketplace data to identify modeling opportunities; Partner with Product, Engineering, and Business teams to deliver scalable solutions; Improve performance and reliability of low-latency, high-throughput models; Mentor junior data scientists and contribute to technical reviews.
Seniority
Senior, hands-on IC with mentorship responsibilities
