Group Product Manager, Buyer Relevance
Core
Define and execute strategic vision for end-to-end buyer relevance across eBay's search, home page, recommendations, and post-checkout surfaces using generative AI and ML.
Role type
Group Product Manager (Relevance & Search)
Builds
Embedding-based classifiers, query understanding pipelines, vector-based retrieval frameworks, and hybrid search systems.
Domain
Ecommerce, Search, AI/ML, Natural Language Understanding
Deliverable
production ML models | product features
Required skills
Product management for ML/search systems, expertise in ML classifiers/embeddings/LLMs, strategic leadership, cross-functional alignment, data-informed decision making, KPI definition (relevance/recall/precision), A/B testing design.
Preferred skills
Generative AI, LLMs, multi-modal retrieval, ontology design, query rewriting/suggestion.
Technologies
Vector databases, hybrid search, embedding models, LLMs, NLU frameworks.
Responsibilities
Define strategy for relevance across all buyer touchpoints; partner with researchers/engineers to build retrieval frameworks; use metrics and experimentation to validate impact; define KPIs for search quality; build foundational systems for query understanding and ranking.
Seniority
Group level, strategic leadership with hands-on technical oversight.
