WHOOP · 14 hours ago
Software Engineer II (Backend, Growth)
Boston, MA
Full-time
Onsite
Mid Level
$125K/yr - $170K/yrWHOOP is on a mission to unlock human performance and healthspan through wearable technology that monitors vital physiological metrics. The Software Engineer II will collaborate with cross-functional teams to develop scalable backend services that enhance user acquisition and retention, contributing to the growth of the business.
Consumer ElectronicsFitnessSportsWearablesWellness
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
Qualification
Required
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
Preferred
Experience with A/B testing frameworks or growth-focused engineering initiatives
Benefits
Competitive base salaries
Meaningful equity
Benefits
A generous equity package
Company
WHOOP
WHOOP is a fitness tech company that offers wearables that track sleep, recovery, and performance.
Founded in 2012
501-1000 employees
H1B Sponsorship
WHOOP has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (32)
2024 (18)
2023 (15)
2022 (5)
2021 (17)
2020 (6)
Funding
Current Stage
Late StageTotal Funding
$404.75MKey Investors
SoftBank Vision FundIVPFoundry Group
2021-08-30Series F· $200M
2020-10-28Series E· $100M
2019-11-12Series D· $55M
Leadership Team
Will Ahmed
Founder & CEO
Aurelian Nicolae
Co-Founder & Chief Hardware Engineer
Recent News
Bizjournals.com Feed (2025-11-12 15:43:17)
2026-01-15
Company data provided by crunchbase