Software Engineer I (Backend, Growth)

Whoop•Boston, MA

5d•Onsite

About The Position

At WHOOP, the Software Engineer I contributes to the design, development, and maintenance of services that power the company’s core product experiences. The role works closely with experienced engineers, product managers, designers, and data scientists to build scalable, reliable systems that deliver meaningful insights to members. It is growth-oriented and suited to engineers eager to learn, ship high-quality code, and contribute in a fast-paced, mission-driven environment. The position is based at WHOOP’s Boston, Massachusetts office, and the successful candidate must be prepared to relocate if necessary to work there. This is an immediate hire. The role offers a U.S. base salary range of $105,000–$145,000, along with benefits and an equity package. Individual compensation depends on factors including skills, experience, performance, and relevant education or training.

Requirements

Professional experience in backend software development; internship, co-op, or academic project experience is acceptable.
Experience building or interacting with RESTful APIs and relational databases, such as Postgres or similar SQL-based systems.
Proficiency in an object-oriented programming language such as Java, or demonstrated ability to quickly learn new backend technologies.
Familiarity with version control systems such as Git and standard development workflows.
Understanding of fundamental computer science concepts, including data structures, algorithms, and system design basics.
Strong problem-solving skills and a growth mindset, with willingness to seek feedback and continuously improve.
Effective communication skills and ability to collaborate in a cross-functional team environment.

Nice To Haves

Interest in distributed systems, event-driven architectures such as Kafka, and cloud platforms such as AWS.

Responsibilities

Contribute to the development and maintenance of backend services and APIs powering member-facing features, using technologies such as Java, Kafka, Postgres, and AWS.
Collaborate with Product, Design, Data Science, and Engineering partners to translate requirements into well-scoped technical solutions.
Write clean, maintainable, well-tested code and participate in code reviews to improve engineering quality and standards.
Support the operation and monitoring of production systems, troubleshoot issues, and help ensure reliability, scalability, and performance.
Break down feature requirements into actionable tasks, identify risks early, and iterate quickly to deliver value to members.
Contribute to technical documentation and knowledge sharing to support team velocity and long-term maintainability.