Senior Data Scientist

The role

You will develop and deploy machine learning models to improve customer understanding, optimize marketing decisions, and drive engagement. You will lead projects from identification through production and measurement of business impact.

What you will do

• Develop advanced customer segmentation models
• Optimize direct marketing campaigns
• Improve acquisition efficiency
• Measure long-term marketing impact
• Own machine learning models end to end
• Drive rigor in experimentation
• Lead cross-functional initiatives
• Translate complex insights into action
• Contribute to technical excellence

Required qualifications

• 5+ years of relevant experience in Data Science, Applied Machine Learning, or a closely related quantitative field
• Strong foundation in statistics, machine learning, and experimental design
• Advanced proficiency in Python and SQL
• Experience with Pandas, NumPy, SciPy, scikit-learn, and gradient-boosting frameworks (e.g., LightGBM, XGBoost)
• Experience developing, deploying, and maintaining machine learning models in production environments
• Hands-on experience designing, evaluating, or overseeing A/B tests
• Ability to independently lead complex Data Science initiatives
• Experience partnering with Product, Engineering, and other cross-functional stakeholders
• Strong communication skills
• Experience working with cloud-based data platforms such as Snowflake, BigQuery, Databricks, or similar technologies

Nice to have

• MS or PhD in Statistics, Mathematics, Computer Science, or another closely related quantitative discipline
• Experience in consumer technology, e-commerce, two-sided marketplaces, or other data-rich consumer businesses
• Experience applying machine learning to customer segmentation, personalization, recommendation systems, or audience optimization
• Familiarity with direct marketing, lifecycle marketing, CRM, or customer acquisition strategies
• Experience with marketing experimentation, incrementality measurement, or causal inference methodologies
• Experience working with cloud infrastructure such as AWS or Azure

Benefits

• Top Tier Compensation Package including base and equity
• Unlimited Flex Time Off
• 401k
• Premium Health, Vision, and Dental Insurance options
• Paid parental leave

About the company

StubHub is a leading marketplace to buy and sell tickets to live events globally. The company aims to provide a safe and convenient way for fans and promoters to engage with live experiences.