Software Engineer, Egress (Lisbon / London)

Software Engineer, Egress (Lisbon / London)

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About Us

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company.

Role Summary

The Egress team was formed to own a very important aspect of Cloudflare's
-
-
- service: Egress connectivity for our vast portfolio of products. As a member of the Egress team, you will be a key technical contributor to a cutting edge network software infrastructure used by a growing number of Cloudflare products to connect to any destination from Cloudflare's network. Among the products powered by this technology is WARP, our Zero Trust platform, and Cloudflare's egress proxy for the i
Cloud Private Relay product. You will work closely with various Engineering teams to translate their requirements into new capabilities on the platform. Likewise you will partner with Network Engineering and SRE to ensure that the technology makes the best use of Cloudflare's
- class edge network. You will participate in all stages of the software development lifecycle, from designing and documenting systems, to writing code and automated tests, to planning, managing, and monitoring production software deployments. You will work with a wide range of technologies and programming languages, including Rust, Go, Linux networking, Click
House, Postgre
SQL, Grafana, Kubernetes, and more. Engineering teams at Cloudflare operate a Run What You Build model, including ours. We are responsible for the health of our system and participate in our team's on‑call rotation as part of operational responsibilities. Because you’ll be solving problems of massive scale and significance, you are a growth‑oriented individual who enjoys being outside of your comfort zone. You are comfortable in a fast‑paced but sensible work environment. You value curiosity and empathy and lead with these values.

Role Responsibilities

• Make daily progress on assigned engineering tasks, such as designing systems, writing specs, writing and pushing code via git, writing release plans for complex changes, rolling out production releases and working with other teams to coordinate system actions
• Participate in daily and ad‑hoc team meetings to share progress and collaborate
• Participate in the team’s on‑call schedule to ensure uptime of our production systems
• Investigate customer issues that are escalated to the Egress team for triage and resolution
• Respond to questions from other teams in the Egress team’s internal, public chat room

Role Requirements

Must‑Have Skills

• Systems‑level programming experience in Go, Rust, C, or C++. We use Rust extensively, and while experience with the language isn’t required a willingness to learn it is.
• A solid grasp of networking protocols in Layers 3 and 4 of the OSI Model.
• Knowledge of HTTP, TLS, and CDN networks.
• Experience in implementing secure and highly‑available distributed systems.
• Strong ability to debug issues in complex systems.
• Strong collaboration and communication skills.
• Experience/interest in HTTP networking and VPN technologies.
• Experience/interest in network performance monitoring and tuning

Bonus Points

• Knowledge of TCP/IP and Internet routing.
• Professional systems‑level programming experience in Rust.
• Experience building tools and APIs.
• Experience with monitoring, alerting, and debugging large‑scale distributed systems
• Experience participating in an on‑call rotation

Equal 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, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law. We are an AA/Veterans/Disabled Employer. Cloudflare provides reasonable accommodations to qualified individuals with disabilities. Please tell us if you require a reasonable accommodation to apply for a job. Examples of reasonable accommodations include, but are not limited to, changing the application process, providing documents in an alternative format, using a sign language interpreter, or using specialized equipment. If you require a reasonable accommodation to apply for a job, please contact us via e‑mail at hr@cloudflare.com or via mail at 101 Townsend St. San Francisco, CA 94107.

Seniority level

Associate

Employment type

Full‑time