Software Engineer I (Frontend, Growth)

Whoop • Boston, MA

3d

About The Position

This role focuses on contributing to the development and maintenance of responsive, high-quality frontend applications that power WHOOP’s web experiences. The Software Engineer I will partner with Product, Design, and Analytics to implement experiments (A/B tests) and iterate quickly based on measurable results. The position involves writing clean, maintainable, and well-tested code using modern JavaScript frameworks (e.g., React) and industry best practices, integrating frontend applications with RESTful APIs and backend services, and monitoring/improving application performance, accessibility, and usability.

Requirements

• 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

Nice To Haves

• Experience with A/B testing frameworks or growth-focused engineering initiatives

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

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Education Level: No Education Listed