Senior Machine Learning Engineer, Recommendation

A Senior Machine Learning Engineer at Sekai owns the recommendation and search systems for an AI-driven consumer social platform, directly influencing what content users discover and engage with. This role involves building end-to-end machine learning infrastructure for feed ranking, retrieval, and two-tower models to optimize retention and distribution in a fast-paced startup environment. You will collaborate with cross-functional teams to translate user behavior into actionable signals while shaping the long-term AI architecture of the product.