Software Engineer II (Backend, Core)

Whoop
Boston
Workplace: OnsiteFull timeUSD 125,000 - 175,000 annuallyFunction: Software EngineeringSkills: ["Independent delivery","Collaboration","Communication","Growth mindset","Continuous improvement","Quality focus"]

Build foundational backend services for the WHOOP Core team that power the WHOOP App and member experiences across fitness, sleep, strain, recovery, and integrations. Own design, implementation, and delivery of scalable, reliable systems while translating product requirements into engineering work. Improve reliability, performance, and observability through testing, monitoring, and iteration, collaborating closely with product, design, data science, and performance science.

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FursaFursa
Whoop
Whoop
1 month ago

Software Engineer II (Backend, Core)

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Source: Company careers pageValidated by: Fursa AI
Last checked: 13 hours agoStatus: Live

Job Summary

Build foundational backend services for the WHOOP Core team that power the WHOOP App and member experiences across fitness, sleep, strain, recovery, and integrations. Own design, implementation, and delivery of scalable, reliable systems while translating product requirements into engineering work. Improve reliability, performance, and observability through testing, monitoring, and iteration, collaborating closely with product, design, data science, and performance science.
Location: Boston
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Own the design, implementation, and delivery of backend services that power member-facing experiences with cross-functional partners.
  • •Translate product requirements into actionable engineering work, identifying risks and dependencies and delivering iteratively.
  • •Improve system reliability, performance, and observability through testing, monitoring, and continuous refinement.
  • •Contribute to shared engineering foundations through code reviews, documentation, and technical discussions.
  • •Support other engineers through collaboration, knowledge sharing, and constructive feedback.

Pay and Benefits

Salary: USD 125,000 - 175,000 annually
Equity and Bonus:Equity
Perks:Equity

Key Requirements

  • •Independently deliver production-quality backend software while collaborating effectively across engineering, product, and design.
  • •Strong backend development skills including Java, RESTful APIs, and relational databases such as Postgres.
  • •Experience with cloud platforms and asynchronous systems such as Kafka or SQS.
  • •Ability to design, test, and maintain reliable, scalable backend services.
  • •Understanding of distributed systems, observability, and performance optimization, with strong collaboration and communication skills.
Skills:Independent deliveryCollaborationCommunicationGrowth mindsetContinuous improvementQuality focus
Tech Stack:JavaRESTful APIsPostgresKafkaSQSCloud platformsAsynchronous systemsObservability

Company Brief

Whoop
Whoop designs and sells a subscription-based wearable fitness tracker and analytics platform that monitors recovery, strain, and sleep to optimize athletic performance and daily health for consumers and professional athletes.
Industry: Wearables
Company Size: Large (251 to 1,000 employees)
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series E+
Headquarters: Boston, United States
Founded: 2012
WebsiteLinkedIn