WHOOP Jobs

iOS Engineer II (AI Experiences)

WHOOP

iOS Engineer II (AI Experiences)

Reposted 6 Days Ago

Easy Apply

Boston, MA, USA

Hybrid

Mid level

Fitness • Hardware • Healthtech • Sports • Wearables

Power your performance with 24/7 data

The Role

The iOS Engineer II will develop scalable Android features, collaborate with teams, optimize app performance, and ensure code quality.

Summary Generated by Built In

At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers users to perform at a higher level through a deeper understanding of their bodies and daily lives. Our wearable device tracks key physiological metrics such as heart rate variability, resting heart rate, and sleep quality to provide personalized insights into users' fitness, health, and recovery.

As an iOS Engineer II on AI Experiences, you will help build and maintain exciting features that drive real health outcomes and connect members to our powerful data science algorithms through beautiful visualizations. You will help our members connect with and improve their health by building on our WHOOP Coach generative AI.

RESPONSIBILITIES:

Work in a cross functional team that collaborates closely with the data science, product, and software engineering teams at WHOOP

Utilize knowledge of Swift to develop and maintain product features and communicate with a RESTful backend

Document new features and architecture

Contribute to new feature ideation, planning, and development

Analyze and monitor user metrics and feedback to determine crash rate or potential bugs and to improve engagement

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

Self organize using productivity tools such as Jira, Confluence, and Github

Stay up to date with the latest Apple frameworks and best practices

Lead and contribute to new feature ideation, planning, and development

Help mentor and elevate junior developers on the team

QUALIFICATIONS:

Product minded engineer with empathy for the member experience

Experience in building, testing, debugging, and delivering native iOS apps in a professional environment.

Experience with Swift and iOS frameworks such as SwiftUI, UIKit, AutoLayout, Interface Builder, XCTest

Familiarity with MVVM/Viper architecture

Strong knowledge of iOS memory management and concurrency (Swift Concurrency & GCD)

Experience developing libraries/frameworks and tooling that are used by other developers.

Excellent knowledge of Xcode, Fastlane, Swift Package Manager, CocoaPods, and debug tooling.

Experience communicating with a RESTful backend.

Willingness to learn and grow rapidly across iOS and external systems.

Experience mentoring more junior engineers

Learn more about our Software Org and how to be successful in your engineering career at WHOOP via our Career Framework.

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.

The WHOOP compensation philosophy is designed to attract, motivate, and retain exceptional talent by offering competitive base salaries, meaningful equity, and consistent pay practices that reflect our mission and core values.

At WHOOP, we view total compensation as the combination of base salary, equity, and benefits, with equity serving as a key differentiator that aligns our employees with the long-term success of the company and allows every member of our corporate team to own part of WHOOP and share in the company’s long-term growth and success.

The U.S. base salary range for this full-time position is $125,000-$175,000. Salary ranges are determined by role, level, and location. Within each range, individual pay is based on factors such as job-related skills, experience, performance, and relevant education or training.

In addition to the base salary, the successful candidate will also receive benefits and a generous equity package.

These ranges may be modified in the future to reflect evolving market conditions and organizational needs. While most offers will typically fall toward the starting point of the range, total compensation will depend on the candidate’s specific qualifications, expertise, and alignment with the role’s requirements.

Learn more about WHOOP.

Skills Required

2-4 years of professional Android development experience
Proficiency in Kotlin and Java
Experience integrating with RESTful APIs
Familiarity with modular architecture
Experience using Git

What the Team is Saying

WHOOP Compensation & Benefits Highlights

Parental & Family Support — Policies include 18 weeks of paid parental leave plus two additional weeks to support return-to-work. Feedback suggests this depth of leave is a standout element of the package.
Wellbeing & Lifestyle Benefits — Offerings span medical/dental/vision, mental-health support, a $500 wellness stipend, daily meals, onsite gym/recovery tools, commuter benefits, and free WHOOP memberships. These wellness-forward perks collectively signal strong everyday support for employees’ health and lifestyle.
Equity Value & Accessibility — Stock options are granted at hire and ownership is emphasized as part of total rewards. Feedback suggests this equity component is valued alongside cash compensation.

Learn more about WHOOP's Compensation & Benefits →

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The Company

HQ: Boston, MA

500 Employees

Year Founded: 2012

What We Do

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. Our wearable device and performance optimization platform has been adopted by many of the world's greatest athletes and consumers alike.

Why Work With Us

At WHOOP, we’re focused on building an inclusive and equitable team with a strong sense of belonging for everyone—increasing representation in every way as our team grows. We believe that our differences are our source of strength—so much so it’s one of our core values. 