Principal Data Scientist (Personalization, Matchmaking, & Player Experience AI) - Publishing Pl[...]

Riot Data Scientists combine their wide technical expertise across data processing, automation, machine learning (ML), artificial intelligence (AI), and experimental design to inform decisions and develop data‑powered products.

As a Principal Data Scientist on the Publishing Platform Data team, you will define and drive the modeling architecture that powers personalization, matchmaking, and social experiences across Riot’s player ecosystem. You’ll partner closely with Product, Data Engineering, and Software Engineering to transform large-scale social graph, matchmaking, and behavioral data into adaptive, fair, and player‑centric AI systems. Your work shapes how players connect, discover communities, and experience matchmaking that feels meaningful and equitable.

Responsibilities

• Define and lead the modeling architecture for personalization, matchmaking, social graph recommendations, and player/community discovery.
• Architect multi-model...