About the job
Over 500 million downloads. 80 million monthly users. A decade of relentless innovation – and we’re just getting started.
Flo is the leading health & fitness app globally, dedicated to transforming the future of female health. With a $200 million investment led by General Atlantic, we proudly became the first app in our sector to achieve a $1 billion valuation in 2024. Our journey continues unabated.
With 7 million paid subscribers and the highest-rated user experience in the App Store’s health category, we have spent the last decade building trust on a grand scale. Now, we are pioneering the next generation of digital health technologies – AI-driven, privacy-centered, and clinically validated – to empower our users to better understand their bodies.
Your Role
The Challenge Ahead
At Flo, we’re more than just an app; we’re a thriving global community. As the number one women’s health app, we experienced 8.6 million new installs in the last month, along with a 2.8 million increase in active users.
This extraordinary growth demands top-tier engineering talent. We are on the lookout for a Senior Developer Experience Engineer to join our Velocity team, which focuses on enhancing our internal platform. Your objective will be to create the foundational tools that empower our engineering teams to deploy code more efficiently, securely, and at a scale that most engineers rarely encounter.
Your Mission: Velocity
The Velocity team aims to minimize friction in the development process. We see our internal developers as our primary customers. Your responsibilities will include:
- Simplifying Complexity: Craft intuitive tools that facilitate self-service, allowing developers to concentrate on core product logic.
- Standardizing Excellence: Integrate best practices, security, observability, and scalability into our core infrastructure, ensuring they are fundamental, not just afterthoughts.
Your Responsibilities
- Enhancing Developer Experience: Develop self-service tools that grant product teams the autonomy they need without compromising system stability.
- Platform Engineering: Design and advance our core technology stack (AWS, EKS, Terraform, Ansible).
- Systems Resilience: Spearhead reliability initiatives, encompassing business continuity planning and a sustainable on-call strategy.
- Privacy at Scale: Bolster the infrastructure for industry-leading privacy features, such as our TIME-recognized "Anonymous Mode."
- Observability: Deploy cutting-edge monitoring solutions (metrics, logs, tracing) to ensure swift identification and resolution of issues.

