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Senior Systems Engineer, Cloudflare Tunnel

Cloudflare· Engineering
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Hybrid (Denver/Seattle/Austin/Atlanta/Washington DC)$168k - $231kfull-timePosted 2mo ago

About the role

Senior Systems Engineer on the Cloudflare Tunnel team responsible for the technical vision, architectural direction, and scale of Cloudflare Tunnel, Mesh, and Zero Trust Network across a high-performance global edge network and microservice clusters.

Responsibilities

  • Lead the architecture and implementation of complex software systems that comprise Cloudflare Tunnel, including the cross-platform, open-source client and high-performance edge services.
  • Participate in all stages of the software development lifecycle, from designing and documenting systems to writing code, automated tests, and monitoring production deployments.
  • Strategically influence and collaborate with cross-functional stakeholders, including security, network engineering, SRE, and product management, to design and scale technical solutions.
  • Review work from your peers throughout all stages of the development lifecycle to ensure high-quality, maintainable code.
  • Foster a culture of technical excellence through mentorship, proactive code reviews, and establishing engineering standards across the team to ensure high-quality, maintainable code.
  • Debug issues in complex systems and contribute to the maintenance and improvement of operational health.
  • Drive the long-term technical roadmap and identify opportunities for system-wide improvements, ensuring our architecture remains resilient as we scale.
  • Work with a wide range of technologies and programming languages, including Go, Rust, and Typescript, as well as various databases (SQL and No-SQL), Docker, and Kubernetes.

Qualifications

  • 5+ years of experience in backend software development with a focus on building secure and highly available distributed systems.
  • Strong programming skills in Go, Rust, C++, or a similar systems-level language.
  • Knowledge of modern Unix/Linux development and runtime environments.
  • Grasp of networking protocols in Layers 3-7 of the OSI Model and experience with network programming.
  • Familiarity with microservices and APIs, including RESTful design.
  • Basic understanding of software security and encryption principles.
  • Ability to debug and troubleshoot issues in complex distributed systems.
  • Experience with monitoring and logging tools like Prometheus and Grafana.
  • Experience with containerization and orchestration technologies, such as Docker and Kubernetes.
  • Strong interpersonal and communication skills, demonstrating empathy, teamwork and a sense of ownership.

Skills

Required:Backend software developmentGoRustLinux/UnixNetworkingMicroservices / REST APIsSecurity principlesMonitoring/LoggingDocker / Kubernetes
Nice to have:C++

Benefits

  • Health & Welfare Benefits
  • Medical/Rx Insurance
  • Dental Insurance
  • Vision Insurance
  • Flexible Spending Accounts
  • Commuter Spending Accounts
  • Fertility & Family Forming Benefits
  • On-demand mental health support and Employee Assistance Program
  • Global Travel Medical Insurance
  • Short and Long Term Disability Insurance
  • Life & Accident Insurance
  • 401(k) Retirement Savings Plan
  • Employee Stock Participation Plan
  • Flexible paid time off covering vacation and sick leave
  • Leave programs, including parental, pregnancy health, medical, and bereavement leave
Last updated Oct 7, 2026. Interested? Apply on the company site.

About Cloudflare

Connect, protect, and build everywhere | Cloudflare

Make employees, applications and networks faster and more secure everywhere, while reducing complexity and cost.

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