Opportunity is here


Senior Software Engineer (Backend, Personalization & Progress)



Software Engineering
Boston, MA, USA
Posted on Tuesday, April 30, 2024
At WHOOP, we're on a mission to unlock human performance. WHOOP empowers members (Olympians, Professional Athletes, Fitness Enthusiasts, etc) to perform at a higher level through a deeper understanding of their bodies and daily lives. We are looking to add highly motivated skilled engineers to our team to help us scale and take our proven system to new heights.
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


  • 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
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.
Find out more about us:
WHOOP is an Equal Opportunity Employer and participates in E-verify to determine employment eligibility