Growth-Focused Full-Stack Engineer (React/API)

WHOOP; Boston (MA); On-site; USD 110,000 - 160,000; Full time

Benefits offered by this job

Flexible vacation

Parental leave (18 weeks)

Stock options

WHOOP membership for you and a loved 1

Health, dental, vision benefits

Wellness stipend ($500/year)

Sleep performance bonus program

Job summary

WHOOP is seeking a Software Engineer II (Full Stack) to join the Growth team in Boston. You will help accelerate member acquisition, activation, engagement, and retention by shipping high-impact features across the frontend and backend in a fast-paced, experiment-driven environment.

You will collaborate with Product, Design, and engineers to design, build, and ship end-to-end growth features. Expect strong emphasis on iterative improvement, data-driven decisions, and scalable web services.

Qualifications

• 2-4 years of professional software engineering experience building production web applications.
• Experience designing and integrating RESTful APIs.
• Proficiency in web development using JavaScript/TypeScript and React.
• Experience with relational databases such as PostgreSQL.

Responsibilities

• Build and maintain frontend applications using modern web technologies.
• Build, maintain, and optimize APIs and infrastructure supporting acquisition funnels, e-commerce experiences, and growth experiments.
• Break down feature requirements into actionable tasks and deliver on sprint commitments.
• Monitor performance, troubleshoot production issues, and improve reliability and maintainability.

Skills

JavaScript/TypeScript

React

RESTful APIs

PostgreSQL

Strong problem-solving

Communication

Collaboration

Growth mindset

Tools

PostgreSQL

Job description

WHOOP is seeking a Software Engineer II (Full Stack) to join the Growth team in Boston. You will help accelerate member acquisition, activation, engagement, and retention by shipping high-impact features across the frontend and backend in a fast-paced, experiment-driven environment.

You will collaborate with Product, Design, and engineers to design, build, and ship end-to-end growth features. Expect strong emphasis on iterative improvement, data-driven decisions, and scalable web services.