Machine Learning Engineer III

ABOUT THE ROLE

The Personalization team at Peloton is looking for a machine learning engineer to drive personalization and recommendations for our highly engaged members across multiple platforms. Your main focus will be to optimize the engagement and discovery of Peloton content through research and application of AI and ML techniques for content and non-content recommendations. You will own the end-to-end lifecycle of our ML products, from data engineering and foundational infrastructure to building scalable microservices and LLM-based solutions that serve our users in real-time. You will work closely with ML Engineers, Software Engineers, Product Managers and Product Analysts to test ideas that drive member engagement. You will have a unique opportunity to work with one of the most granular data related to member engagement in the fitness industry. We’re looking for someone who’s passionate about fitness and is excited about the challenges of AI and machine learning to define the future of connected fitness.

YOUR DAILY IMPACT AT PELOTON

• Build and improve AI and ML pipelines that power Peloton’s recommendations

• Research and apply best-in-class machine learning techniques for recommender systems

• Evaluate, implement, and improve machine learning models

• Run A/B tests and experiments and analyze the results in collaboration with our product analysts

• Engineer, deploy, and monitor scalable microservices that serve high-concurrency machine learning inference endpoints

• Develop and scale evaluation pipelines to measure model performance and bias in production environments

• Design, implement, and maintain robust microservices to host high-throughput ML inference endpoints

• Architect and manage the ML infrastructure necessary to support sophisticated LLM-based features and real-time personalization

• Collaborate and work closely with our platform teams to leverage their tools and infrastructure to rapidly iterate on ideas that drive delightful personalized experiences for millions of users

YOU BRING TO PELOTON

• Degree in highly quantitative fields including Computer Science, Machine Learning, Operational Research, Statistics, Mathematics, etc.

• 3+ years of experience working in at least one of following ML disciplines: recommender systems, natural language processing or computer vision

• Strong understanding of software engineering principles and fundamentals including data structures and algorithms

• Experience writing code in Python, Java, Kotlin, Go, C/C++ with documentation for reproducibility

• Experience with relational and non-relational databases such as Postgres, MySQL, Cassandra, or DynamoDB

• Experience writing and speaking about technical concepts to business, technical, and lay audiences and giving data-driven presentations

• Experience designing and deploying scalable, low-latency microservices for ML model serving

• Hands-on experience with modern MLOps, including automated evaluation pipelines and model monitoring

• MS/PhD in highly quantitative fields including Computer Science, Machine Learning, Operational Research, Statistics, Mathematics, etc. preferred

• Comfortable working with near real-time ML applications, preferred

• Proven track record of working with product managers to launch ML-based product features, preferred

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