C

Cloudflare

Secures websites and runs apps on its network

Senior Systems Engineer - Cloudflare Tunnel

Backend EngineeringConfirmed live in the last 24 hours
Full-time

About the Job

Requirements

  • At least 8 years of backend software development experience focused 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.
  • Understanding 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 such as 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.

Responsibilities

  • Lead the architecture and implementation of complex software systems comprising 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 and automated tests, and monitoring production deployments.
  • Strategically influence and collaborate with cross-functional stakeholders, including security, network engineering, site reliability engineering, and product management, to design and scale technical solutions.
  • Review peers’ work throughout all stages of the development lifecycle to ensure high-quality, maintainable code.
  • Foster technical excellence through mentorship, proactive code reviews, and establishing engineering standards across the team.
  • Debug issues in complex systems and contribute to maintaining and improving operational health.
  • Drive the long-term technical roadmap and identify opportunities for system-wide improvements to ensure the architecture remains resilient as the organization scales.
  • Work with technologies and programming languages including Go, Rust, and TypeScript, as well as SQL and NoSQL databases, Docker, and Kubernetes.

About the Company

Cloudflare

Secures websites and runs apps on its network

Cloudflare operates a network that protects websites, delivers online content and runs applications closer to their users. Businesses connect websites and internal systems to its services to filter malicious traffic, control access and improve performance, with security and computing running on shared infrastructure. Developers combine application code, object storage and databases with the network used for content delivery and traffic protection. Cloudflare earns revenue from subscriptions and usage charges, with free plans for basic features and negotiated contracts for larger organizations. Cloudflare was founded in 2009 and is headquartered in San Francisco, California.

Company size
1,001-5,000
Company stage
IPO
Headquarters
San Francisco, CA
Founded
2009

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