Software Engineer I (Backend, Growth)

Location: Onsite in the WHOOP office in Boston, MA, United States; prepared to relocate if necessary to work from the Boston office.

Base salary: $105,000–$145,000 per year, plus benefits and equity.

Company

WHOOP develops a core product focused on delivering meaningful performance insights to its members.

What you will do

• Develop and maintain backend services and RESTful APIs supporting member-facing features.
• Build scalable and reliable systems using technologies such as Java, Kafka, Postgres, and AWS.
• Translate product requirements into scoped technical solutions with Product, Design, Data Science, and Engineering partners.
• Write clean, maintainable, well-tested code and participate in code reviews.
• Monitor and troubleshoot production systems to improve reliability, scalability, and performance.
• Break down features, identify risks, iterate quickly, and contribute to technical documentation and knowledge sharing.

Requirements

• Professional backend software development experience; internships, co-ops, or academic project experience are 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 learn backend technologies quickly.
• Familiarity with Git and standard software development workflows.
• Understanding of data structures, algorithms, and basic system design.
• Interest in distributed systems, event-driven architectures such as Kafka, and cloud platforms such as AWS.
• Strong problem-solving skills, a growth mindset, willingness to seek feedback, effective communication, and cross-functional collaboration skills.

Culture & Benefits

• Growth-oriented engineering environment focused on learning, feedback, and continuous improvement.
• Competitive base salary, meaningful equity, and benefits.
• Equal opportunity employer participating in E-Verify for employment eligibility.