Senior Platform Engineer (Kubernetes, Application Infrastructure) Software Boston, MA Boston, MA At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level and live longer through a deeper understanding of their bodies and daily lives. Protecting our members’ data and ensuring our systems scale securely and reliably is core to this mission. The Application Infrastructure team enables iOS, Android, Backend, and Web engineers to reliably and quickly deliver new features to members. We own and operate critical shared infrastructure, including Kubernetes and Kafka, and build the tooling and guardrails that allow teams across WHOOP to ship safely at high velocity. As a Senior Platform Engineer on the AppInfra team, you will play a key role in driving large-scale architecture projects, collaborating with cross-functional teams to design and implement infrastructure that is highly scalable, resilient, and secure. You will build systems that help increase the safety of deployments to Kubernetes while also increasing the velocity of releasing new features. You will be responsible for ensuring optimal performance and stability for the entire software delivery pipeline. You will help set the direction of the AppInfra team to impact engineers across all WHOOP technology stacks. At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level and live longer through a deeper understanding of their bodies and daily lives. Protecting our members’ data and ensuring our systems scale securely and reliably is core to this mission. The Application Infrastructure team enables iOS, Android, Backend, and Web engineers to reliably and quickly deliver new features to members. We own and operate critical shared infrastructure, including Kubernetes and Kafka, and build the tooling and guardrails that allow teams across WHOOP to ship safely at high velocity. As a Senior Platform Engineer on the AppInfra team, you will play a key role in driving large-scale architecture projects, collaborating with cross-functional teams to design and implement infrastructure that is highly scalable, resilient, and secure. You will build systems that help increase the safety of deployments to Kubernetes while also increasing the velocity of releasing new features. You will be responsible for ensuring optimal performance and stability for the entire software delivery pipeline. You will help set the direction of the AppInfra team to impact engineers across all WHOOP technology stacks. Learn more about our Software Org and how to be successful in your engineering career at WHOOP via our Career Framework. 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. WHOOP is an Equal Opportunity Employer and participates in E-verify to determine employment eligibility. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. The WHOOP compensation philosophy is designed to attract, motivate, and retain exceptional talent by offering competitive base salaries, meaningful equity, and consistent pay practices that reflect our mission and core values. At WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company’s long-term growth and success. The U.S. base salary range for this full-time position is $150,000 - $215,000. Salary ranges are determined by role, level, and location. Within each range, individual pay is based on factors such as job-related skills, experience, performance, and relevant education or training. In addition to the base salary, the successful candidate will also receive benefits and a generous equity package. These ranges may be modified in the future to reflect evolving market conditions and organizational needs. While most offers will typically fall toward the starting point of the range, total compensation will depend on the candidate’s specific qualifications, expertise, and alignment with the role’s requirements. 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:

5+ years of experience in DevOps, Platform, Site Reliability, CloudEngineering, 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

BONUS QUALIFICATIONS:

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

ABOUT YOU:

You bring a security-first mindset to everything you build and operate

You enjoy working on infrastructure that enables hundreds of engineers to move faster

You’re comfortable operating in complex, high-scale production environments

You enjoy teaching, mentoring, and raising the technical bar for those around you

You’re curious, adaptable, and excited to learn across a wide range of systems and technologies

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