Senior ML Engineer — End-to-End Production AI (Remote)

Button is seeking a Senior Machine Learning Engineer to own the end-to-end ML lifecycle, including data pipelines, training workflows, deployment, inference services, monitoring, and retraining. You will collaborate with product managers, data scientists, and software engineers to translate business problems into reliable production ML systems powering real product decisions. You will design scalable data pipelines and feature stores, build models for ranking and recommendations, and ensure