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Whoop·Boston, MA·On-site

Software Engineer I (Frontend, Growth)

·Posted Mar 16, 2026

Job description

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 Java

Script 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 Java

Script/Type

Script 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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