Software Engineer I (Frontend, Growth) 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 through a deeper understanding of their bodies and daily lives. Our wearable technology and digital experiences translate complex physiological data into clear, personalized insights that help members improve their fitness, health, and recovery. The Growth Team at WHOOP is a fast-paced, experimentation-driven group focused on driving user acquisition, activation, engagement, and retention. As a Software Engineer I on the Growth team, you will contribute to building and optimizing user-facing web experiences that directly impact key business and member metrics. You will work closely with experienced engineers, product managers, and designers to ship high-quality features, run experiments, and continuously improve the member journey. 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 technology and digital experiences translate complex physiological data into clear, personalized insights that help members improve their fitness, health, and recovery. The Growth Team at WHOOP is a fast-paced, experimentation-driven group focused on driving user acquisition, activation, engagement, and retention. As a Software Engineer I on the Growth team, you will contribute to building and optimizing user-facing web experiences that directly impact key business and member metrics. You will work closely with experienced engineers, product managers, and designers to ship high-quality features, run experiments, and continuously improve the member journey. 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 $105,000 - $145,000. 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:

● Contribute to the development and maintenance of responsive, high-quality frontend applications that power WHOOP’s web experiences
● Partner with Product, Design, and Analytics to implement experiments (A/B tests) and iterate quickly based on measurable results
● Write clean, maintainable, and well-tested code using modern JavaScript frameworks (e.g., React) and industry best practices
● Integrate frontend applications with RESTful APIs and backend services to deliver seamless, performant user experiences
● Break down feature requirements into actionable tasks, identify risks early, and iterate quickly to deliver value to members
● Monitor and improve application performance, accessibility, and usability across devices and browsers
● Participate in code reviews and technical discussions, proactively seeking feedback and continuously improving your craft

QUALIFICATIONS:

● Professional experience in frontend software development (internship, co-op, or academic project experience acceptable)
● Experience building web applications using modern JavaScript/TypeScript and frameworks such as React
● Understanding of core web technologies including HTML, CSS, and responsive design principles
● Familiarity with integrating frontend applications with RESTful APIs
● Experience using version control systems such as Git
● Strong problem-solving skills and an eagerness to learn in a fast-paced, experiment-driven environment
● Clear communication skills and a collaborative mindset when working with cross-functional partners
● Bonus: Experience with A/B testing frameworks or growth-focused engineering initiatives

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