Senior DevEx Engineer

<div class="content-intro"><p><strong>500M+ downloads.

80M+ monthly users.

A decade of building – and we’re still accelerating.

</strong></p> <p>Flo is the world’s #1 health & fitness app worldwide on a mission to build a better future for female health.

Backed by a $200M investment led by General Atlantic, we became the first product of our kind to reach a $1B valuation in 2024 – and we’re not slowing down.

</p> <p>With 7M paid subscribers and the highest-rated experience in the App Store’s health category, we’ve spent 10 years earning trust at scale.

Now, we’re building the next generation of digital health – AI-powered, privacy-first, clinically backed – to help our users know their body better.

</p> <p><strong>The job</strong></p></div><p>The Velocity team exists to eliminate friction.

We treat our internal developers as our customers.

• Abstract Complexity: Build intuitive tooling that enables self-service allowing devs to focus on product logic.
• Standardize Excellence: Bake best-practices, security, observability, and scalability into the core stack so they aren't afterthoughts.

What You Will Do

• Developer Experience: Build self-service tools that give product teams autonomy without sacrificing system stability.
• Platform Engineering: Architect and evolve our core stack (AWS, EKS, Terraform).
• Systems Resilience: Lead reliability initiatives, including business continuity planning and a sustainable on-call rotation.
• High-Scale Privacy: Support the infrastructure for industry-leading privacy features, such as our TIME-recognized "Anonymous Mode."
• Observability: Implement best-in-class monitoring (metrics, logs, tracing) to ensure issues are identified and mitigated before they impact the user.

What You Bring