Senior Data Scientist, Chartboost

• BS degree in Statistics, Math, Machine Learning or Computer Science
• 5+ years of practical experience in data science or machine learning roles
• Experience using SQL and distributed frameworks such as Spark for exploratory data analysis and data transformation
• Demonstrated experience with Python for ML workflows
• Exposure to different machine learning and modeling techniques, including deep learning and traditional modeling techniques
• Experience in improving performance of queries and workflows for model training

Desirable

• We’re looking for an exceptional Data Scientist to join the pricing team for our real-time bidder team, one of the most exciting and important products within Chartboost
• The system powering this product must deal with 100,000’s of requests per second and presents unique data science challenges. The bidder uses a variety of batch and real-time signals to power decision making in real-time
• Apply, develop, optimize, and benchmark ML approaches to push our AI-driven product forward
• Conduct large scale A/B testing and offline/online experiments to evaluate performance of machine learning models
• Analyze millions of structured and unstructured data points and identify meaningful signals to improve model performance
• Collaborate closely with Product, Data, and Engineering teams to launch new pricing and conversion ML models