Whoop

Whoop

Staff AI Researcher (Foundation AI)

Boston, MA · Staff+

Sponsorship not specifiedDetected 12 days ago
PythonNode.jsCI/CDMachine LearningDeep LearningTensorFlowPyTorchData EngineeringNLPMLOpsElectrical EngineeringResearchCommunication

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odds of building a lasting career here

33Risky
Cap-exempt (no lottery)0
Sponsors this role66
Entry-level history0
PERM / green-card track0
Lottery odds40
Fits your clock70

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Files H-1B transfers

10 transfer filings in the last year, covering 10 workers. Median labor-condition decision: 7 days. An employer that already files transfers is one that can take over an existing H-1B.

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About the role

  • Our wearable technology collects rich physiological data, providing members with actionable insights into their recovery, training, and sleep.
  • In this role, you'll serve as a staff individual contributor driving the research, development, and deployment of large-scale multimodal models.
  • This role is based in the WHOOP office located in Boston, MA.

Responsibilities

  • Design, train, and optimize large-scale multimodal foundation models that integrate wearable sensor data, text, biomarkers, and behavioral data.
  • Develop scalable, distributed training pipelines for large models on high-performance compute environments.
  • Collaborate with MLOps, data engineering, and software engineering teams to operationalize models for production deployment, ensuring robustness, reproducibility, and observability.
  • Partner with product and research teams to translate foundation model capabilities into downstream features that deliver meaningful member value.
  • WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives.
  • These models integrate data across wearable sensors, language, biomarkers, clinical information, and self-reported inputs to create scalable AI systems that understand human physiology and behavior.

Requirements

  • 7+ years of experience in applied ML, AI research, or large-scale modeling, with a track record of delivering production systems.
  • Familiarity with best practices for data, model, and context parallelisms.
  • Familiarity with MLOps best practices including model versioning, evaluation, CI/CD for ML, and cloud-based compute.
  • The successful candidate must be prepared to relocate if necessary to work out of the Boston, MA office.
  • Advanced degree (Master's or Ph.D.) in Computer Science, Machine Learning, Electrical Engineering, or a related field, or equivalent professional experience.
  • Expertise in modern deep learning (e.g., transformers, state space models), multimodal model training.
  • Proficiency in Python and deep learning frameworks (e.g., PyTorch, TensorFlow).
  • Experience building and scaling large datasets and training large models in mulit-node, multi-gpu distributed compute environments.
  • Strong applied experience with representation learning, self-supervised methods, and post-training for downstream applications.
  • Experience with reinforcement learning for post-training foundation models (PPO, DPO, GRPO etc.).
  • Excellent communication skills and ability to collaborate cross-functionally with engineers, researchers, and product teams.
  • Passion for WHOOP's mission to improve human performance and extend healthspan through science and technology.
  • This role is based in the WHOOP office located in Boston, MA. The successful candidate must be prepared to relocate if necessary to work out of the Boston, MA office.
  • Interested in the role, but don't meet every qualification? We encourage you to still apply! At WHOOP, we believe there is much more to a candidate than what is written on paper, and we value character as much as experience. As we continue to build a diverse and inclusive environment, we encourage anyone who is interested in this role to apply.

Benefits

  • Conduct applied research in self-supervised learning, representation learning, and downstream task fine tuning to advance WHOOP's core model capabilities.
  • Serve as a technical mentor for other data scientists, sharing best practices in deep learning, large-scale training, and multimodal data integration.
  • This team builds the multimodal foundation models that underpin WHOOP's next generation of intelligent, personalized, and health-enhancing experiences.
  • You'll collaborate closely with data scientists, ML engineers, and cross-functional partners to push the boundaries of deep learning and ensure our models deliver measurable value to WHOOP members.

Company info

  • At WHOOP, we're on a mission to unlock and inspire performance for life.
  • We are seeking a Staff AI/ML Researcher to join our Foundation AI team.
  • At WHOOP, we believe there is much more to a candidate than what is written on paper, and we value character as much as experience.

This listing is sourced directly from Whoop's careers page and normalized into a canonical job model.