Cloudflare
Systems Engineer, Cloudflare Tunnel
Join to apply for the Systems Engineer, Cloudflare Tunnel role at Cloudflare.
About Us At Cloudflare, we are on a mission to help build a better Internet. The company runs one of the world’s largest networks, powering millions of websites and other Internet properties for a wide range of customers—from individual bloggers to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. All Internet properties powered by Cloudflare have their traffic routed through its intelligent global network, which improves performance and reduces spam and attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.
Location and Work Arrangement Available Locations:
Austin, Lisbon, London. Hiring will be focused on those residing within the greater Austin, TX, London, UK, & Lisbon, Portugal metro areas. This is a hybrid role with an expectation of 2 days per week in the office.
Role Summary As a Software Engineer on the Cloudflare Tunnel team, you will be a key contributor to building and maintaining a product that securely connects any machine to the Cloudflare network. You will work on the design, capacity planning, development, maintenance, and enhancement of features that make our Tunnel and Zero Trust products—including Cloudflared, WARP Connector, and Zero Trust Network—perform at a high level.
Role Responsibilities
Design, implement, and maintain the software systems that comprise Cloudflare Tunnel, including the cross‑platform, open‑source client and a high‑performance service on Cloudflare’s edge network.
Participate in all stages of the software development lifecycle, from designing and documenting systems to writing code, automated tests, and monitoring production deployments.
Collaborate with internal teams—including security, network engineering, SRE, and product management—to design scalable solutions to difficult technical problems.
Review work from your peers throughout all stages of the development lifecycle to ensure high‑quality, maintainable code.
Mentor team members and work with support teams to ensure customer delight and bring out the best in everyone.
Debug issues in complex systems and contribute to the maintenance and improvement of operational health.
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.
Role Requirements
3+ 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.
What Makes Cloudflare Special? We’re not just a highly ambitious, large‑scale technology company; we are a company committed to protecting the free and open Internet. Project Galileo : Since 2014, we've equipped more than 2,400 journalism and civil society organizations in 111 countries with powerful tools to defend against attacks that would otherwise censor their work. Athenian Project : Since 2017, we’ve ensured that state and local governments have the highest level of protection and reliability for free, providing services to more than 425 local government election websites in 33 states. 1.1.1.1 : Our public DNS resolver helps users enjoy a faster, more secure, and privacy‑centric browsing experience while we never store client IP addresses or sell user data.
Equal Employment Opportunity Cloudflare is proud to be an equal opportunity employer. We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness. All qualified applicants will be considered for employment without regard to their race, color, religion, sex, gender, gender identity, sexual orientation, national origin, age, disability, or any other protected class. We are an AA/Veterans/Disabled Employer. Cloudflare provides reasonable accommodations to qualified individuals with disabilities. If you require a reasonable accommodation to apply for a job, please contact us at hr@cloudflare.com.
Additional Information This position may require access to information protected under U.S. export control laws, including the U.S. Export Administration Regulations.
#J-18808-Ljbffr
About Us At Cloudflare, we are on a mission to help build a better Internet. The company runs one of the world’s largest networks, powering millions of websites and other Internet properties for a wide range of customers—from individual bloggers to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. All Internet properties powered by Cloudflare have their traffic routed through its intelligent global network, which improves performance and reduces spam and attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.
Location and Work Arrangement Available Locations:
Austin, Lisbon, London. Hiring will be focused on those residing within the greater Austin, TX, London, UK, & Lisbon, Portugal metro areas. This is a hybrid role with an expectation of 2 days per week in the office.
Role Summary As a Software Engineer on the Cloudflare Tunnel team, you will be a key contributor to building and maintaining a product that securely connects any machine to the Cloudflare network. You will work on the design, capacity planning, development, maintenance, and enhancement of features that make our Tunnel and Zero Trust products—including Cloudflared, WARP Connector, and Zero Trust Network—perform at a high level.
Role Responsibilities
Design, implement, and maintain the software systems that comprise Cloudflare Tunnel, including the cross‑platform, open‑source client and a high‑performance service on Cloudflare’s edge network.
Participate in all stages of the software development lifecycle, from designing and documenting systems to writing code, automated tests, and monitoring production deployments.
Collaborate with internal teams—including security, network engineering, SRE, and product management—to design scalable solutions to difficult technical problems.
Review work from your peers throughout all stages of the development lifecycle to ensure high‑quality, maintainable code.
Mentor team members and work with support teams to ensure customer delight and bring out the best in everyone.
Debug issues in complex systems and contribute to the maintenance and improvement of operational health.
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.
Role Requirements
3+ 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.
What Makes Cloudflare Special? We’re not just a highly ambitious, large‑scale technology company; we are a company committed to protecting the free and open Internet. Project Galileo : Since 2014, we've equipped more than 2,400 journalism and civil society organizations in 111 countries with powerful tools to defend against attacks that would otherwise censor their work. Athenian Project : Since 2017, we’ve ensured that state and local governments have the highest level of protection and reliability for free, providing services to more than 425 local government election websites in 33 states. 1.1.1.1 : Our public DNS resolver helps users enjoy a faster, more secure, and privacy‑centric browsing experience while we never store client IP addresses or sell user data.
Equal Employment Opportunity Cloudflare is proud to be an equal opportunity employer. We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness. All qualified applicants will be considered for employment without regard to their race, color, religion, sex, gender, gender identity, sexual orientation, national origin, age, disability, or any other protected class. We are an AA/Veterans/Disabled Employer. Cloudflare provides reasonable accommodations to qualified individuals with disabilities. If you require a reasonable accommodation to apply for a job, please contact us at hr@cloudflare.com.
Additional Information This position may require access to information protected under U.S. export control laws, including the U.S. Export Administration Regulations.
#J-18808-Ljbffr