Senior Machine Learning Manager - Ads Retrieval

Lead and grow the Ads Retrieval team, combining deep ML technical expertise, people leadership, and strategic vision to build retrieval solutions that scale with Reddit’s growth and complexity. You’ll oversee the development of models and infrastructure that directly impact revenue, user satisfaction, and advertiser outcomes. You’ll play a foundational role in the success of Reddit’s Ads business leading the team that powers relevance and performance at scale. The Ads Retrieval team is responsible for identifying and sourcing the most relevant, engaging, and high-quality ads from an enormous candidate pool. This team ensures a strong top-of-funnel supply of ad candidates for downstream ranking, balancing relevance to users and performance for advertisers.