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Senior iOS Engineer (Connectivity)

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Senior iOS Engineer (Connectivity) in USA new

  • Boston, MA

Responsibilities

  • Design, implement, and maintain iOS application components that connect WHOOP hardware over Bluetooth Low Energy, Wi-Fi, and other communication protocols.
  • Develop background and system-level iOS services for device connectivity, synchronization, and data transfer.
  • Use Swift and Combine to build resilient reactive pipelines for connectivity and data management.
  • Collaborate with embedded firmware, mobile, and cloud engineers to diagnose and resolve distributed-system issues.
  • Improve connectivity-layer performance, power efficiency, and reliability.
  • Drive scalable, modular, testable, and maintainable software architecture.
  • Document features and architecture using Jira and Confluence, and use GitHub feature, develop, and master branches.
  • Participate in app release activities including builds, build variants, signing, Firebase testing, and App Store submission.

Requirements

  • BS or MS in Computer Science, Electrical Engineering, or a related technical field, or equivalent experience.
  • At least 3 years of professional iOS software engineering experience.
  • Strong foundation in Swift, iOS system APIs, concurrency, and memory management.
  • Hands-on experience with Swift 6 Concurrency and background task processing for non-UI iOS features.
  • Demonstrated experience applying architectural and platform-based design principles to build scalable, modular, and testable software.
  • Experience debugging complex or distributed systems involving firmware, mobile, or backend systems is preferred.
  • Strong collaboration and communication skills focused on cross-functional problem solving.
  • Commitment to using AI tools in day-to-day work while maintaining high-quality standards.

Benefits

  • The role is full-time and based in WHOOP’s Boston, Massachusetts office; relocation may be required.
  • Benefits and a generous equity package are provided in addition to base salary.

Salary: $150k - $215k/yr

WHOOP

WHOOP builds a wearable health and performance tracker paired with an analytics app that measures sleep, recovery, and strain for athletes and health‑conscious consumers. Its business model combines device sales with a recurring membership that unlocks coaching features and insights. Founded in 2...

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