Senior Backend Software Engineer, WHOOP
Personalization & Progress
Wearable health and fitness devices
Job no longer available
Wearable health and fitness devices
1001+ employees
Job no longer available
1001+ employees
Company mission
To unlock human performance and Healthspan.
Role
Who you are
- 4+ years of professional experience working on large scale software systems
- Experience in API design and development (Java preferred)
- Experience in relational database design and development (SQL)
- Experience productionalizing products built on top of LLMs
- Strong skills translating design specifications into fully functional applications
- Positive attitude and ownership mentality
- Strong communication skills to work both collaboratively and independently
What the job involves
- The Personalization & Progress Team at WHOOP is responsible for the end to end coaching experience from identifying goals, setting weekly plans, providing daily recommendations, to creating beautiful visualizations of their progress
- We take a very data-driven approach to everything we do, meaning we frequently measure the performance of our features and make iterations based on those results
- As a Senior Software Engineer joining WHOOP’s Personalization & Progress team, you’ll play a large role in architecting and implementing a unified LLM powered coaching platform that integrates with the member services pipeline as well as the rest of WHOOP’s ecosystem
- This will require a strong knowledge of backend engineering principles like an understanding of API design and development
- Help execute WHOOP's vision to build/scale a unified interactive coaching platform that allows members to progress towards their health goals
- Contribute to backend development: Java, AWS and Postgres
- Work collaboratively with a product and technical vision
- Build software that will solve the needs of multiple cross-functional teams
- Consistently deliver features and PRs with an iterative approach
- Develop necessary observability and evaluations for stability of our AI systems
- Groom and mentor other developers while establishing best practices in our web stack
- Work with Product and Marketing teams to gather technical requirements
- Contribute to internal tooling development to support our AI Coach
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 their 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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