Senior Software Engineer, WHOOP
Backend, Growth
$150-215k
Offers equity
Wearable health and fitness devices
Be an early applicant
Wearable health and fitness devices
1001+ employees
Be an early applicant
$150-215k
Offers equity
1001+ employees
Company mission
To unlock human performance and Healthspan.
Role
Who you are
- Professional experience developing large-scale backend systems in a production environment
- Deep proficiency in building and maintaining RESTful APIs and working with relational databases (e.g., Postgres)
- Experience with event-driven architectures and tools like Kafka or SQS
- Strong testing practices and clear documentation habits
- Ability to thrive in a fast-paced, iterative environment focused on growth and experimentation
- Proven collaboration skills across engineering, product, and data teams
- A growth mindset and excitement for tackling ambiguous challenges
- Bonus: Experience building A/B testing infrastructure or growth-focused engineering features
What the job involves
- The Growth Team at WHOOP is a fast-paced, experimentation-driven group focused on driving user acquisition, activation, and retention
- We take a data-driven approach to everything we do, frequently measuring the performance of our features and iterating based on those results
- As a Senior Software Engineer, you will play a key role in building backend services that directly impact our business metrics and accelerate member growth
- You'll work cross-functionally to deliver high-leverage features and contribute to system architecture decisions, helping WHOOP scale to millions of members
- Design and build scalable and reliable backend services to support growth experiments, e-commerce flows, and member engagement initiatives
- Collaborate closely with Product, Design, and cross-functional Engineering teams to define and deliver impactful features
- Maintain and optimize APIs and infrastructure using Java, Kafka, Postgres, and AWS technologies
- Take ownership of end-to-end development, from breaking down requirements to implementation, testing, deployment, and monitoring
- Mentor junior engineers and contribute to the growth of engineering best practices across the team
Our take
WHOOP develops wearable health-tracking devices designed to help athletes optimise their performance. Its technology continuously monitors recovery, sleep, and training hours to fine-tune both individual and team performance. Unlike competitors that primarily track exercise data, WHOOP's holistic approach includes metrics like heart rate variability, which can influence more effective and healthier exercise routines.
By focusing on a subscription model that includes the cost of the physical device, WHOOP differentiates itself from competitors that charge a higher one-time fee for their products. This model provides ongoing value and encourages users to stay engaged with their health data.
WHOOP's comprehensive monitoring of strain and recovery has given it a competitive edge, even as other brands like Fitbit have incorporated similar features. Beyond sports performance, WHOOP has conducted extensive research on predicting premature births, aiming to integrate these findings into its app. This commitment to broader health applications demonstrates WHOOP's dedication to advancing wearable health technology.
Steph
Company Specialist at Welcome to the Jungle
Insights
1% employee growth in 12 months
Company
Funding (last 2 of 9 rounds)
Mar 2026
$575m
SERIES G
Aug 2021
$200m
SERIES F
Total funding: $979.8m
Company benefits
- Flexible Vacation: WHOOP has a flexible vacation policy that allows you to unwind, laptop-free, when you need it most.
- Focus on Family: We offer 18 weeks paid parental leave, plus an additional 2 weeks to gradually return to work.
- Get Invested: In addition to a competitive base salary and 401k, you're eligible to receive stock options to share in the future of WHOOP.
- WHOOP +1: Everyone on the team gets a complimentary WHOOP membership—plus another membership to share with a loved one.
- Health Matters: Our competitive benefits package covers medical, dental, and vision, in addition to mental health services, life and disability insurance, and more.
- Find Your Fit: Full-time employees get $500 a year to spend on wellness in whatever way they see fit, from fitness classes and memberships, to recovery services.
- It Pays to Sleep: Our Sleep Performance Program incentivizes employees to get more sleep. Log an average sleep performance of 85% or higher for the month and get a $100 bonus.
- Location, Location, Location: You can’t beat the views from the rooftop of One Kenmore Square. Feel inspired daily as you work, enjoy free snacks and coffee, and collaborate in the heart of Boston.
Company HQ
West Fens, Boston, MA
Leadership
Will Ahmed
(Founder & CEO)After graduating from Harvard with a Bachelor of Arts in Government and Economics, Will went on to hold Summer Analyst roles at Allen & Company and Lindsay Goldberg before founding WHOOP in 2012.
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