Senior Software Engineer (Backend, Core & Ecosystem)

Whoop
Boston, US
On-site

Who this role is best for

Aimed at senior engineers who architect scalable backend systems and mentor others in health tech

Best fit for

  • Backend engineers with experience in health or wearable tech infrastructure
    — “building and scaling the foundational systems that power the WHOOP member experience
  • Technical leaders who design systems for data pipelines and algorithms
    — “developing the infrastructure and shared services that enable data pipelines, algorithms, and scalability
  • Collaborators comfortable working across product, design, and data science
    — “collaborate closely with product management, design, data science, and fellow engineers

Things to consider

  • Role involves technical leadership beyond individual contribution
    — “lead technical planning for complex initiatives, mentor other engineers

How to stand out

  • Demonstrate experience architecting systems that integrate with external partners
    — “support the WHOOP connected member experience for new and existing partnerships
  • Show examples of scaling backend services for physiological data
    — “building and scaling the foundational systems that power the WHOOP member experience for sleep, strain, and recovery
  • Highlight leadership in cross-functional technical projects
    — “architect and deliver reliable, high-impact backend systems that support member-facing features
Pace · SteadyCollaboration · HighAutonomy · HighDecision Impact · TeamLevel · Senior

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • developing infrastructure and shared services
  • supporting platform scalability
Typical background
5+ years of professional software engineering experience

Skills & requirements

Required

Backend SystemsPlatform ServicesInfrastructureData PipelinesAlgorithms

Preferred

Mentorship

Stack & domain

Backend SystemsCore & EcosystemData PipelinesAlgorithmsScalabilityInfrastructureShared ServicesApisPlatform ServicesData ScienceProduct ManagementDesignEngineering ExcellenceCollaborationTechnical PlanningMentorshipComplex InitiativesReliable SystemsHigh-impact Backend SystemsMember-facing FeaturesArchitectureDeliveryPerformanceReliabilitySustainabilityTechnical ExcellenceSoftware EngineeringBackendCore Ecosystem

About the role

Original posting from Whoop via Lever

At WHOOP, we’re on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives. Our wearable technology monitors vital physiological metrics to offer personalized insights that enhance fitness, health, and recovery.

As a Senior Software Engineer (Backend) focusing on Core & Ecosystem, you will play a critical role in building and scaling the foundational systems that power the WHOOP member experience for sleep, strain, and recovery. Additionally, the work you do will support the WHOOP connected member experience for new and existing partnerships, external developer apps, and supporting platform. This team is responsible for developing the infrastructure and shared services that enable data pipelines, algorithms, and scalability across the product. You will collaborate closely with product management, design, data science, and fellow engineers to architect and deliver reliable, high-impact backend systems that support member-facing features. You will lead technical planning for complex initiatives, mentor other engineers, and raise the bar for engineering excellence across the backend.

Source: Whoop careers (Lever)

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