Director – Data Science & Data Engineering

About the job

We're reimagining how people discover products in eCommerce—and we're looking for a visionary leader who blends technical depth with product intuition. If you're passionate about structured data, large language models, and building high-impact data products, this role is tailor-made for you. As Director of Data Science & Data Engineering, you’ll lead a talented team of data scientists, analysts, and engineers working at the cutting edge of AI/ML, product analytics, and taxonomy design. Your mission? Drive innovation in product discovery through smarter data, scalable infrastructure, and breakthrough AI-powered solutions. What You’ll Work On Lead and inspire a cross-functional team to: • Transform Product Data into Insights • Conduct deep-dive SQL and Python analyses to uncover opportunities in taxonomy, ontology, and catalog structure that enhance discovery and user experience. • Harness the Power of Generative AI • Use prompt engineering and LLMs to create innovative tools for classification, taxonomy validation, and data enrichment. • Build & Evaluate AI/ML Models • Design frameworks to evaluate product knowledge models, semantic embeddings, and ML-based categorization systems. • Drive Data-Informed Strategy • Translate complex findings into clear, actionable insights for Product and Engineering teams. Influence roadmap decisions on entity resolution, catalog optimization, and knowledge graph development. • Partner Across Functions • Collaborate closely with Applied Research, Engineering, and Product teams to build and deploy high-impact data and AI solutions at scale. • Experiment & Innovate Fast • Prototype quickly, validate hypotheses, and iterate on structured data and AI-driven solutions that push boundaries.

Requirements

• 12+ years of experience in data science or analytics roles
• 5+ years leading teams
• Proven track record building data products
• Deep understanding of eCommerce search and recommendation systems
• Hands-on experience with LLMs
• Strong communication skills

Preferred Technologies

• 12+ years of experience in data science or analytics roles
• 5+ years leading teams
• Proven track record building data products
• Deep understanding of eCommerce search and recommendation systems
• Hands-on experience with LLMs
• Strong communication skills

Benefits

• Be at the forefront of AI-powered product discovery
• Own high-impact initiatives in a startup-style culture
• Work alongside world-class talent

About the company

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.