Android Engineer II

At WHOOP, we're on a mission to unlock human performance. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives. We handle massive amounts of data continuously streaming up to the cloud from people improving their health and wellness to the world’s greatest sports teams and athletes mandating a fault-tolerant and highly available product.

The Connectivity team’s mission is to enable a 24/7 connection and interaction between the WHOOP wearable sensor, mobile apps, and the Cloud backend. The team collaborates closely with the Firmware, Software, and Data Science teams in order to provide seamless, quick, and performant communication to and from the hardware. 

As an Android Engineer II on the Connectivity team, you’ll focus on optimizing device connectivity and building new features into the existing Android app which are aimed at making our member’s connectivity experience as seamless as possible.

• Work in a cross functional team that works closely with other teams at WHOOP
• Utilize Android Bluetooth stack to connect and communicate with the WHOOP device
• Utilize knowledge of Kotlin and Java to develop and maintain product features
• Architect and develop libraries and SDKs that are leveraged by other software teams
• Participate in the release process including getting the app built, managing build variants, signing, sending and testing through Firebase, and submitting to the App store
• Analyze and monitor user metrics and feedback to determine crash rate or potential bugs and to improve engagement
• Help mentor and ramp-up other mobile developers
• Participate in designing API and data contracts with backend engineers

• A promoter of best practices for concurrency and multithreading
• Product-minded engineer with empathy for the customer experience
• Possess a strong willingness to learn and grow rapidly across Android and external systems
• Experience in building, testing, debugging and delivering native Android apps in a professional environment
• Knowledge of Kotlin and frameworks such as Coroutines, Android Jetpack libraries (including ViewModel, Flows, and Navigation), Room database, and retrofit / okhttp
• Experience using Git to organize feature work
• Expert knowledge of Android application structure and components as well as lifecycle and Android Design Guidelines
• Familiarity with Jetpack Compose
• Strong advocate for automated testing, with proven experience writing both unit tests and snapshot tests to ensure robust, maintainable code
• Well-versed in communicating with a RESTful backend
• Experience using best-practice mobile architecture and modular design, including patterns such as MVVM
• BLE experience is a plus

Find out more about us: "WHOOP Software Principles"   

This role is based in the WHOOP office located in Boston, MA. The successful candidate must be prepared to relocate if necessary to work out of the Boston, MA office.

Interested in the role, but don’t meet every qualification? We encourage you to still apply! At WHOOP, we believe there is much more to a candidate than what is written on paper, and we value character as much as experience. As we continue to build a diverse and inclusive environment, we encourage anyone who is interested in this role to apply.

WHOOP is an Equal Opportunity Employer and participates in E-verify to determine employment eligibility. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.