Staff Machine Learning Engineer, Home Surfaces

The Staff Machine Learning Engineer, Home Surfaces role focuses on developing and optimizing machine learning models and systems for personalized home feeds and recommendation services. The position involves designing and deploying large-scale recommendation systems, training and fine-tuning large language models, and leading technical decision-making in ambiguous problem spaces. The engineer will collaborate with cross-functional teams to define product objectives, execute A/B tests, and enhance ML platforms and data pipelines for global user engagement.