Senior Manager Data Science

2 days ago


Bangalore, India eBay Full time

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.

Senior Manager (II) - Data Science, Knowledge Management
Power the Future of Product Discovery Through Data, AI, and Structured Intelligence

About the Role
At the intersection of AI, data science, and product discovery , we're crafting the next generation of eCommerce experiences-and we're looking for a dynamic leader to help make that vision real.

As Senior Manager of Data Science - Knowledge Management , you'll be a key architect behind the structured data that fuels search, recommendations, and AI-driven personalization. You'll lead with both hands-on expertise and strategic insight, bridging the worlds of LLMs, taxonomy, knowledge graphs, and scalable analytics .

This is a high-agency, high-impact role embedded in our Product Knowledge organization , where you'll drive meaningful innovation across catalog systems, metadata, and data-driven product experiences. If you thrive in a fast-paced, startup-like environment and are passionate about turning complex data into magical customer experiences, this is your stage.

What You'll Lead & Deliver

Optimize Product Knowledge at Scale
Conduct deep analytical dives using SQL and Python to enhance taxonomy, ontology, and structured catalog data that directly impact product discovery.

Build LLM-Powered Solutions
Use prompt engineering and retrieval-augmented generation (RAG) to create scalable, AI-powered tools for classification, data enrichment, and catalog intelligence.

Design Model Evaluation Frameworks
Establish robust metrics and test beds to evaluate semantic search models, embeddings, and ML-powered classification systems.

Turn Data into Strategy
Translate insights into action by partnering with Product, Engineering, and AI teams-driving roadmap priorities for catalog optimization, entity resolution, and knowledge graph evolution.

Prototype & Experiment Rapidly
Move quickly to test ideas and validate structured data strategies. Build proof-of-concepts that can scale into enterprise-level solutions.

Partner for Production Impact
Collaborate closely with applied ML, engineering, and product teams to refine and operationalize AI models in real-world, high-scale systems.

What You Bring

10+ years of experience in analytics, data science, or ML roles

2+ years leading teams or cross-functional projects

Advanced proficiency in SQL and Python for analytics, automation, and experimentation

Familiarity with eCommerce discovery , product classification, and search or recommendation systems

Hands-on experience with LLMs, prompt engineering, or RAG (preferred but not required)

Strong grasp of model evaluation , including metrics design and benchmarking

A startup mindset-bias for action, high ownership, and comfort with ambiguity

Excellent communicator with the ability to influence cross-functional stakeholders

Why You'll Love It Here

Drive real impact at the core of product discovery innovation

Work hands-on with cutting-edge AI and data platforms

Collaborate with some of the best minds in AI, Product, and Engineering

Own high-visibility projects in a startup-like, high-trust culture

Build scalable, magical, and relevant product data systems used by millions

Please see the 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 . We will make every effort to respond to your request for accommodation as soon as possible. View our to learn more about eBay's commitment to ensuring digital accessibility for people with disabilities.

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