Machine Learning Engineer, Next-Generation Recommendation Systems

The opportunity Unity's Vector AI team builds the machine learning systems that decide which ads reach which players - across billions of monthly users on the world's leading game engine. Recommendation and ranking systems are the core of this work: predicting user value, optimizing bids, and delivering outcomes for advertisers at massive scale. We are building the next generation of these systems. The frontier has shifted - large language models, reinforcement learning from human feedback, and…