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About the Team and the Role: Cloud Data Technologies (CDT) team at eBay is responsible for all the data infrastructure, including experimentation platform and management of end-to-end data lifecycle for all eBay data from onsite to analytics use cases.
We are seeking a Senior Data Scientist who is passionate about driving business impact by utilizing advanced data science methodologies to improve the decision making speed & quality, and produce actionable insights from data.
Some of the projects that you have a chance to work on include: ML driven bot traffic detection, building customer profile, various A/B testing methodology improvements like Interleaving tests, sequential testing, bayesian methods.
What you will accomplish: Lead complex data science projects and model development.
Design and implement advanced statistical models and machine learning algorithms.
Conduct advanced SQL for big data query optimization.
Collaborate with cross-functional teams to define and refine data solution requirements.
Stay updated on industry developments and suggest new technologies or methodologies.
What you will bring: Master's degree or Ph.D. in Computer Science, or a quantitative field 5+ years of experience in applied ML prediction, classification and regression Hands-on experience on web data crawling Experience in building complex models and model performance evaluation Proficiency in Python or R, and relevant libraries (e.g., scikit-learn, GBM).
Advanced SQL for big data query optimization Experience with Hadoop, Spark in cloud platforms.
Excellent problem-solving skills and experience in deploying machine learning models in production environments.
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