Infrastructure Engineer @Flox (Remote)

Location: Remote (Preference for Eastern US Timezones or GMT/GMT+1)
Employment Type: Full-Time
Reports To: VP of Engineering
Travel: Up to 15% travel

On-Call: Off hours support will be required as needed

Apply: Link to application via Ashby

About Us

Flox is an innovative Series A startup redefining developer tools for engineering teams. Backed by top-tier VCs and trusted by Fortune 100 companies, we’re simplifying complex workflows and setting a new standard for how software is built and shipped. Powered by Nix-one of the largest open source projects in the world-our platform introduces a principled, reliable way to develop and deploy software, working seamlessly alongside the tools engineers already love. At Flox, technical excellence, collaboration, and continuous improvement are the foundation of how we work and build together.

About the Role

As an Infrastructure Engineer at Flox, you’ll be responsible for the systems that help our developers help developers and technologists around the world. You’ll keep our platform fast, reliable, and secure. You’ll design and build cloud infrastructure to scale our services globally, improve automation around packaging and delivery pipelines, and ensure a strong foundation for platform reliability. You’ll work cross-functionally with our product, engineering, and solutions teams to support customer success and help shape the operational maturity of Flox as we grow. This is a hands-on role that blends engineering excellence with pragmatic problem-solving and system-wide thinking.

Qualifications

Execution Expertise

  • 5+ years of experience in infrastructure, DevOps, platform engineering, or related roles in fast-moving environments.
  • Strong experience with AWS.
  • Demonstrated experience with Terraform and Terragrunt.
  • Intermediate (or better) knowledge of Nix.
  • Experience with container platforms such as Kubernetes or Nomad
  • Strong automation, scripting, and software development skills (e.g., Bash, Python, Go, Rust, or similar), with an emphasis on reproducibility and reliability.
  • Familiarity with observability and telemetry systems (e.g., Prometheus, Grafana) to ensure high availability and fast incident resolution.
  • Experience with software supply chain security, secrets management, and compliance practices.
  • Ability to become a power user of Flox and the Nix ecosystem-either from prior experience or deep curiosity and willingness to learn.
  • Strong collaboration and communication skills-you can align infrastructure decisions with engineering needs and customer impact.
  • Experience with incident response, root cause analysis, and implementing postmortem action plans in production environments.

Nice-to-Have

  • Experience supporting SaaS products used by developers.
  • Prior work in early-stage startups, where ambiguity and high agency are the norm.
  • Experience with GCP, Azure and other hosting providers.
  • A willingness to Karaoke.
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