Whoop

Whoop - Senior Machine Learning Engineer, Health Senior Machine Learning Engineer, Health Boston, MA Machine Learning & Research / Full Time / Hybrid apply for this job WHOOP is an advanced health and fitness wearable, on a mission to unlock human performance. WHOOP empowers its members to improve their health and perform at a higher level by providing a deep understanding of their bodies and daily lives. The Health team is responsible for developing novel algorithms and features that expand our health sensing capabilities. Our work spans several key areas, including women’s health, software as a medical device, wellness monitoring, longevity research, and emerging health insights. We combine continuous physiological data with clinical research and expert knowledge to generate features that are both scientifically grounded and deeply impactful for members. As a Senior Machine Learning Engineer on our Health team, you will design, build, and productionize ML systems that deliver meaningful, personalized health metrics to millions of members. You will work at the intersection of data science, backend engineering, and cloud infrastructure—deploying robust, scalable, and reliable ML solutions built on physiological and behavioral data streams. This role emphasizes strong coding skills, system design, and the ability to deliver production-ready ML services. Responsibilities Create, improve, and maintain production services that provide analysis for health features in collaboration with Data Scientists and MLOps Engineers Collaborate with Data Engineers to improve ML data pipelines, tooling, and validation systems that support robust model performance. Work alongside data scientists to translate research prototypes into production ML systems optimized for scale, latency, and cost efficiency. Collaborate with researchers and product teams to align model development with health insights and member impact. Participate in on-call rotations for data scien