Senior Software Engineer (Fullstack, AI Platform)

Reposted 5 Days Ago
Easy Apply
Boston, MA, USA
Hybrid
30K-70K Annually
Mid level
Fitness • Hardware • Healthtech • Sports • Wearables
Power your performance with 24/7 data
The Role
As a Senior Software Engineer, you'll build scalable systems, collaborate with teams to deliver software features, and ensure high-quality applications.
Summary Generated by Built In

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. Our wearable technology and software platform provide personalized insights that help individuals optimize their health, fitness, and recovery.

As a Senior Software Engineer on the AI team, you will play a key role in building and scaling the systems that power WHOOP AI’s internal and member-facing experiences. You will work across the stack to deliver high-quality features, contribute to agent orchestration system architecture, and collaborate with cross-functional partners to create seamless and impactful user experiences. This role is ideal for an engineer who is passionate about building reliable, scalable applications and thrives in a fast-paced, collaborative environment.

RESPONSIBILITIES:

  • Work in a cross-functional team alongside product managers, designers, and data scientists to deliver end-to-end features
  • Design, develop, and maintain scalable front-end and back-end systems using modern frameworks and cloud technologies
  • Design and build intuitive user interfaces and integrate them with robust backend APIs to deliver seamless member experiences
  • Contribute to feature ideation, technical design, and implementation, translating business requirements into scalable solutions
  • Write clean, maintainable, and well-tested code, following best practices for performance, security, and reliability
  • Monitor, debug, and resolve production issues while continuously improving system performance and stability

QUALIFICATIONS:

  • 2–5 years of professional software development experience
  • Experience building and maintaining high-quality, performant web applications using Next.js, React, and Tailwind CSS
  • Experience designing and developing APIs (RESTful services preferred)
  • Experience building solutions leveraging Large Language Models
  • Strong problem-solving skills and ability to break down complex problems into manageable solutions
  • Ability to collaborate effectively with cross-functional teams in a fast-paced environment
  • A growth mindset with a strong desire to learn, iterate, and improve continuously

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 $150,000 - $215,000. 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.

Skills Required

  • 2-5 years of professional software development experience
  • Experience building and maintaining web applications using Next.js, React, and Tailwind CSS
  • Experience designing and developing RESTful APIs

What the Team is Saying

Josh
Manan Dedhia
Anahis

WHOOP Compensation & Benefits Highlights

  • Parental & Family Support Parental leave is described as generous, with an additional transition period to support return-to-work. Feedback suggests this policy stands out within the overall package.
  • Wellbeing & Lifestyle Benefits Wellness stipends, free WHOOP memberships (including a giftable one), a sleep-performance cash incentive, daily meals, and access to onsite gym and recovery tools create a lifestyle-oriented offering. Feedback suggests these perks meaningfully enhance the total rewards experience beyond base pay.
  • Equity Value & Accessibility Equity participation and stock option eligibility are highlighted, and ownership is portrayed as rewarding as the company grows. Feedback suggests this sense of ownership positively influences perceptions of compensation.

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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.


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WHOOP Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Typical time on-site: 4 days a week
HQBoston, MA
Limerick, Limerick, V94 4D83 Ireland
Learn more

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