Software Engineer - Network Platforms
About the role
You will build and extend various systems that carry traffic end-to-end on the egress path of Cloudflare network. Starting at the host server linux kernel, with integration towards the network hardware dataplane until the physical Interconnect to an adjacent network. Millions of customers depend on these systems even if not directly visible to them. You'll be solving problems of massive scale and significance, and shaping the future of reliability and performance on the Internet. You will collaborate with engineers across the company, from operations teams to the teams building customer-facing products.
Responsibilities
- Build and extend various systems that carry traffic end-to-end on the egress path of Cloudflare network.
- Collaborate with engineers across the company, from operations teams to the teams building customer-facing products.
Requirements
- Systems-level programming experience in Go, Python, Rust, C, or C++
- A solid grasp of BGP and internet routing
- Experience in implementing, deploying, and debugging mission-critical distributed systems
- Strong collaboration and communication skills
Skills
- Familiarity with vendor switching SDKs
- Familiarity with SR-MPLS and sFlow, BGP-LS & PCE protocols
- Experience writing packet-processing software (eg, eBPF at TC or XDP, DPDK)
- Experience participating in an on-call rotation
What We Are Looking For
We are looking for smart, innovative team players that have experience in covering Linux kernel network stack development (particularly with eBPF), complex distributed systems, and understanding of internet protocols and technologies. Particularly, growth-oriented individuals who enjoy being outside of their comfort zones, are comfortable in a fast-paced but sensible work environment and that value and lead with curiosity and empathy.
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. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in.
Available Locations
Austin, Texas