Job Summary:
WHOOP is on a mission to unlock human performance and healthspan. As a Senior Platform Engineer on the AppInfra team, you will drive large-scale architecture projects and collaborate with cross-functional teams to design and implement highly scalable, resilient, and secure infrastructure, ensuring optimal performance and stability for the software delivery pipeline.
Responsibilities:
• Design, develop, and operate WHOOP’s Kubernetes clusters running on AWS infrastructure
• Drive architectural decisions to improve scalability, resiliency, performance, and security across the build and deployment platform
• Build systems and tooling that increase deployment safety and accelerate release velocity to Kubernetes
• Advance CI/CD capabilities to support frequent, reliable production deployments
• Lead developer productivity improvements through tooling, automation, and platform integrations
• Partner with application, security, and data teams to embed secure-by-default infrastructure practices
• Participate in incident response, root cause analysis, and postmortems to continuously improve platform reliability
• Mentor and provide technical leadership to engineers on the Application Infrastructure team
• Help define and execute the long-term roadmap for infrastructure and Kubernetes management at WHOOP
Qualifications:
Required:
• 5+ years of experience in DevOps, Platform, Site Reliability, Cloud Engineering, or Backend Software Engineering roles
• Deep understanding of Kubernetes architecture and core components
• Strong knowledge of container networking concepts, including overlay networking, service meshes, and network policies
• Experience with multi-cluster Kubernetes environments and inter-cluster communication patterns
• Hands-on experience operating cloud infrastructure, preferably in AWS (e.g., IAM, VPC, EC2, S3, RDS, CloudTrail, Organizations)
• Hands-on experience with Infrastructure as Code tools (e.g. Terraform)
• Experience developing backend or infrastructure-adjacent services using Java, C#, or Python
• Proven ability to evaluate system performance, identify bottlenecks, and use data to drive improvements
• Experience collaborating with multiple stakeholders and prioritizing work for maximum business impact
Preferred:
• Experience operating Kafka or other large-scale distributed systems
• Experience with Kubernetes security best practices, including RBAC, secrets management, and pod security standards
• Exposure to service reliability practices such as SLOs, SLIs, and error budgets
• Prior experience supporting compliance or security-focused infrastructure initiatives
Company:
WHOOP provides wearable fitness technology and a subscription platform that tracks physiological data for health and performance insights. Founded in 2012, the company is headquartered in Boston, USA, with a team of 501-1000 employees. The company is currently Late Stage.