Senior Data Scientist

Key Skills

Analytical and Problem solving, Apache Hadoop, Big Data Technology, Data science techniques, Leadership Skill, Machine learning techniques, Optimization, Python Programming, R Programming, SPARK Programming, SQL

Job Description

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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eBay is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, veteran status, and disability, or other legally protected status. If you have a need that requires accommodation, please contact us at talent@ebay.com. We will make every effort to respond to your request for accommodation as soon as possible. View our accessibility statement to learn more about eBay's commitment to ensuring digital accessibility for people with disabilities.

Jobs posted with location as "Remote - United States (Excludes: HI, NM)" excludes residents of Hawaii and New Mexico.

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