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As a Software Engineer II, you'll develop scalable backend services, optimize APIs, and collaborate across teams to enhance user growth metrics.
RESPONSIBILITIES:
- Collaborate closely with product managers, designers, and fellow engineers to develop scalable and reliable backend services.
- Build, maintain, and optimize APIs and infrastructure supporting our acquisition funnels, e-commerce experiences, and membership growth experiments.
- Write well-tested, maintainable code using technologies such as Java, Kafka, Postgres, and AWS.
- Break down feature requirements into actionable tasks, prioritize work, and consistently deliver on sprint commitments.
- Contribute to backend architecture discussions and implementation of scalable, high-availability services that support millions of users.
- Work with data scientists and analytics engineers to support experimentation and measure performance.
- Participate in code reviews and collaborate on best practices with your engineering peers.
QUALIFICATIONS:
- Professional backend engineering experience in a production environment.
- Proficiency in building APIs and working with relational databases (e.g., RESTful APIs, Postgres).
- Experience with event-driven systems and asynchronous processing tools such as Kafka or SQS.
- Skilled in writing comprehensive tests and clear documentation.
- Demonstrated ability to work cross-functionally and communicate clearly with technical and non-technical stakeholders.
- A growth mindset and eagerness to learn from feedback and new challenges.
- Bonus: Experience with A/B testing frameworks or growth-focused engineering initiatives.
WHOOP Boston, Massachusetts, USA Office
1 Kenmore Sq, Boston, MA, United States, 02215
What you need to know about the Boston Tech Scene
Boston is a powerhouse for technology innovation thanks to world-class research universities like MIT and Harvard and a robust pipeline of venture capital investment. Host to the first telephone call and one of the first general-purpose computers ever put into use, Boston is now a hub for biotechnology, robotics and artificial intelligence — though it’s also home to several B2B software giants. So it’s no surprise that the city consistently ranks among the greatest startup ecosystems in the world.
Key Facts About Boston Tech
- Number of Tech Workers: 269,000; 9.4% of overall workforce (2024 CompTIA survey)
- Major Tech Employers: Thermo Fisher Scientific, Toast, Klaviyo, HubSpot, DraftKings
- Key Industries: Artificial intelligence, biotechnology, robotics, software, aerospace
- Funding Landscape: $15.7 billion in venture capital funding in 2024 (Pitchbook)
- Notable Investors: Summit Partners, Volition Capital, Bain Capital Ventures, MassVentures, Highland Capital Partners
- Research Centers and Universities: MIT, Harvard University, Boston College, Tufts University, Boston University, Northeastern University, Smithsonian Astrophysical Observatory, National Bureau of Economic Research, Broad Institute, Lowell Center for Space Science & Technology, National Emerging Infectious Diseases Laboratories

