Cloudflare
Senior Systems Engineer - Developer Tooling
$66K–$91K
Hybrid +3 · Senior · Full-time · Posted Oct 12, 2026
- Location
- Hybrid
Austin, TX, United States
Lisboa, Lisboa, Portugal
London, United Kingdom - Experience
- No number of years specified.
- Visa sponsorship
- No visa policy stated. Offers may be conditioned on authorization to receive export-controlled software or technology without sponsorship for an export license.
About the job
Build and operate reliable developer tooling and platform systems that help Cloudflare engineers deploy and run services safely and efficiently.
What you'll do
- Design and build scalable, resilient systems and developer productivity tools; improve development systems and practices.
- Harden platforms, improve CPU, bandwidth, and storage efficiency, and advise application teams on system architecture.
- Drive engineering productivity initiatives and help respond to and prevent incidents affecting core platforms.
What they ask for
- Professional experience building and managing large-scale distributed systems or Linux production environments.
- Proficiency in at least one systems programming or scripting language (Go, Rust, C/C++, or Python) and a record of writing maintainable code.
- Experience managing containerized workloads at scale using Kubernetes, Docker, or similar orchestration platforms.
- Experience with CI/CD pipelines and automated infrastructure testing; source control experience including branching, merging, and rebasing.
Nice to have
- Experience with configuration management and infrastructure-as-code tools such as Ansible, Terraform, or SaltStack.
- Linux/Unix internals and networking knowledge, open-source systems software contributions, or participation in the systems engineering community.
Pay
€66,000-91,000 EUR annual salary (base salary) for Portugal based hires.
Tools
Go, Rust, C/C++, Python, Kubernetes, Docker, Ansible, Terraform
AI focus
The posting describes an AI-native culture that uses AI as a partner and leverages AI to ship faster, but does not specify AI work for this role.
Model-written summary · the original posting is authoritative