iOS Engineer II (Growth, AI Experiences, & Healthcare) - WHOOP

Job Title: iOS Engineer II (Growth, AI Experiences, & Healthcare)
Job Location: Boston, MA
Job Listing URL: https://jobs.lever.co/whoop/ac5d06b2-ff4a-416c-8e60-bcbbfed730fd
Job Description: 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.

WHOOP is hiring an Android Engineer II to join one of our high-impact product teams: Healthcare, AI Experiences, or Growth. You’ll work on features that scale our systems and improve reliability, remove friction from user experiences, or help members improve their physical, emotional, and hormonal health through clinical-grade insights. Whether building shared frameworks, iterating on growth experiments, or shipping health-driven features, you'll deliver work that directly impacts our members' lives. You’ll collaborate across functions, write well-architected code, and contribute to a platform that is improving health outcomes and unlocking human potential at scale.
RESPONSIBILITIES:
Design, build, and maintain scalable Android features that integrate with WHOOP’s backend services and APIs
Collaborate with backend, infrastructure, and product teams to ensure seamless and performant end-to-end systems
Apply modern Android architecture patterns (e.g., MVVM, MVI) and modular design principles to support team scalability
Improve developer enablement by enhancing shared Android libraries, frameworks, and build tooling
Monitor app performance, debug complex issues, and optimize for speed, stability, and battery life
Write secure, well-tested code and participate in design and code reviews to maintain engineering excellence
Document technical decisions, architecture, and design to promote alignment and knowledge sharing
QUALIFICATIONS:
2–4 years of professional Android development experience
Proficiency in Kotlin (and Java when necessary), Android Jetpack libraries, and the Android development ecosystem
Strong understanding of Android app structure, lifecycle, concurrency (Coroutines), and memory management
Experience integrating with RESTful APIs and backend services
Familiarity with modular architecture and scalable design systems (MVVM, MVI)
Experience using Git and productivity tools like Jira, Confluence, and GitHub
Exposure to mobile CI/CD workflows, Gradle build configuration, and mobile release processes
Strong commitment to embracing and leveraging AI tools in day-to-day tasks, ensuring AI-assisted work aligns with the same high-quality standards as personal contributions

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