Product strategy and roadmap planning for platform/data products
Clear requirements writing (user needs, success metrics, acceptance criteria)
Stakeholder management across engineering, data science, analytics, legal/privacy, and business teams
Data modeling fundamentals (entities, attributes, relationships, identifiers)
Understanding entity matching and deduplication concepts (how records are linked to the same real-world thing)
SQL and data exploration to validate issues and measure improvements
API and platform basics (how other teams will access and integrate entity/graph data)
Data quality measurement (accuracy, coverage, freshness) and quality improvement loops
Search/recommendation relevance intuition (how entity data affects ranking and user experience)
Privacy, governance, and responsible data use (especially for people and identity data)