Senior Backend Engineer
Core
Build distributed backend systems powering the world's #1 health and fitness app for women, serving 80M+ monthly users.
Role type
Senior Backend Engineer
Builds
Data-driven health insights, distributed systems for massive real-time demand, privacy-first features, and internal tooling.
Domain
Digital Health / Fintech
Deliverable
production ML models | product features | infrastructure
Required skills
Distributed systems architecture, Java, Scala, Python, SQL, NoSQL, API design, DevOps, Clean code practices, Product mindset
Preferred skills
Stream processing, Public cloud infrastructure (AWS, GCP)
Technologies
Scala, Java, Python, SQL, NoSQL, AWS, GCP
Responsibilities
Design and build scalable distributed systems, ensure system speed and reliability, develop privacy-first features, create internal tooling to reduce bottlenecks, write clean documented code, take ownership of outcomes
Seniority
Senior, hands-on IC
