At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts.

Our customers are our compass, authenticity thrives, bold ideas are welcome, and everyone can bring their unique selves to work — every day. We're in this together, sustaining the future of our customers, our company, and our planet.

Join a team of passionate thinkers, innovators, and dreamers — and help us connect people and build communities to create economic opportunity for all.

Job Title: Data Scientist - Experimentation

Company: eBay

Location: Dublin

Job Type: Full-time

Job Description:

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 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.

Job responsibilities:

Key Responsibilities:

• Assist in complex data science projects and model development.

• Contribute in implementing advanced statistical models and machine learning algorithms.

• Support experimentation and causal inference tasks, including A/B and multivariate testing.

• 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.

Qualifications:

Requirements:

• Master’s degree or Ph.D. in Computer Science, or a quantitative field

• Experience in building 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.

• Excellent communication skills to convey complex findings to non-technical audiences.

#LI-AZ1

Please see the Talent Privacy Notice for information regarding how eBay handles your personal data collected when you use the eBay Careers website or apply for a job with eBay.

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.

This website uses cookies to enhance your experience. By continuing to browse the site, you agree to our use of cookies. Visit our Privacy Center for more information.