Backend Software Engineer

WHOOP

Boston, United States Posted September 11, 2026

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Remote Full-time Mid level
Salary Range

$105,000 - $145,000

Job Description

Join WHOOP, a fast-paced, mission-driven company focused on health and wellness. As a Backend Software Engineer, you will contribute to the design, development, and maintenance of the services that power WHOOP's core product experiences. You will work closely with experienced engineers, product managers, designers, and data scientists to build scalable, reliable systems that deliver meaningful insights to our members. Enjoy a flexible vacation policy, competitive benefits package, and a complimentary WHOOP membership.

  • Contribuer au développement et à la maintenance des services backend et des API qui alimentent les fonctionnalités destinées aux membres de WHOOP.
  • Collaborer avec des partenaires interfonctionnels pour traduire les exigences en solutions techniques bien définies.
  • Écrire un code propre, maintenable et bien testé tout en participant aux revues de code pour améliorer continuellement la qualité et les normes d'ingénierie.
  • This is a growth-oriented role ideal for engineers who are excited to learn, ship high-quality code, and make an impact in a fast-paced, mission-driven environment
  • Strong problem-solving skills and a growth mindset, with a willingness to seek feedback and continuously improve
  • Interest in distributed systems, event-driven architectures (e.g., Kafka or similar technologies), and cloud platforms such as AWS
  • Familiarity with version control systems such as Git and standard development workflows
  • Effective communication skills and the ability to collaborate within a cross-functional team environment
  • Professional experience in backend software development (internship, co-op, or academic project experience acceptable)
  • Understanding of fundamental computer science concepts including data structures, algorithms, and system design basics
  • Proficiency in an object-oriented programming language such as Java, or demonstrated ability to quickly learn new backend technologies
  • Experience building or interacting with RESTful APIs and relational databases (e.g., Postgres or similar SQL-based systems)
  • 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
Required Skills
software development problem solving Git communication collaboration cross-functional collaboration system design object oriented programming Java REST API PostgreSQL SQL
How to apply

You apply on WHOOP’s own careers site. No account needed.

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