Software Engineer I (Backend)

At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives. Our wearable device tracks key physiological metrics such as heart rate variability, resting heart rate, and sleep quality to provide personalized insights into users' fitness, health, and recovery.

As a Software Engineer, you will join a collaborative team that builds the backend services supporting our core product experiences. You'll gain hands-on experience contributing to production code, tackling technical challenges, and helping deliver features that support WHOOP’s mission to empower our members.

• Develop and maintain backend services using Java, Kafka, Postgres, and AWS
• Collaborate with cross-functional teams including product, data science, and engineering to deliver key features
• Write clean, testable, and maintainable code
• Participate in code reviews, technical discussions, and sprint planning
• Continuously learn and grow within WHOOP’s engineering environment

• Some experience or strong academic background in backend development (Java preferred)
• Basic familiarity with RESTful APIs and relational databases (e.g., Postgres)
• Interest in asynchronous processing systems (e.g., Kafka, SQS) a plus
• Strong desire to learn, grow, and contribute to a fast-paced engineering team
• Effective communicator and enthusiastic team player
• You are a team player who thrives on continuous learning and direct feedback. 
• You are comfortable adapting and iterating in a dynamic, evolving environment. 
• You are eager and willing to learn and grow rapidly with AI and AI tools. 

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.