WHOOP

Senior iOS Engineer (Connectivity)

Reposted 2 Hours Ago

Easy Apply

Boston MA USA

Hybrid

Senior level

Fitness • Hardware • Healthtech • Sports • Wearables

Power your performance with 24/7 data

The Role

As a Senior iOS Engineer you'll develop and maintain iOS components for WHOOP hardware enhancing connectivity and data transfer while collaborating with cross-functional teams.

Summary Generated by Built In

At WHOOP we're on a mission to unlock human performance and healthspan. WHOOP empowers people 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 Software Team builds the critical link between WHOOP hardware the iOS app and the cloud. As an iOS Software Engineer on this team you’ll design and implement the software that enables WHOOP’s wearable sensors to communicate seamlessly with the mobile platform. You’ll develop and optimize connectivity experiences that are robust efficient and invisible to the member — ensuring reliable data flow across our entire ecosystem.

RESPONSIBILITIES:

Design implement and maintain iOS application components that interface directly with WHOOP hardware over Bluetooth Low Energy (BLE) Wi-Fi or other communication protocols.
Develop background and system-level iOS services that ensure reliable device connectivity synchronization and data transfer.
Leverage Swift and Combine to build resilient efficient and maintainable reactive pipelines for connectivity and data management.
Collaborate closely with embedded firmware mobile and cloud engineers to diagnose and resolve issues across a distributed system.
Drive continuous improvement of performance power efficiency and reliability in the WHOOP connectivity layer.
Champion strong software architectural principles for testable scalable maintainable software on your own team and across the organization.
Document new features and architecture using Jira Confluence and preparing code using Github feature develop and master branches.
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.

QUALIFICATIONS:

BS or MS in Computer Science Electrical Engineering or a related technical field or equivalent experience.
3+ years of professional iOS software engineering experience with a solid foundation in Swift iOS system APIs concurrency and memory management.
Hands-on experience with Combine and background task processing for non-UI iOS features.
Demonstrated examples applying architectural and platform-based software design principals to build scalable modular testable software.
Experience debugging and diagnosing issues across complex or distributed systems (for example: firmware mobile backend) is a strong plus.
Excellent collaboration and communication skills with a focus on cross-functional problem solving.
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.

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 $150000-$210000. 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.

Top Skills

Bluetooth Low Energy

Combine

Confluence

Firebase

Git

JIRA

Swift

Wi-Fi

What the Team is Saying

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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. 