Job Information
Cloudflare, Inc. Software Engineer - Linux Networking in Seattle, Washington
About Us At Cloudflare, we have our eyes set on an ambitious goal: to help build a better Internet. Today the company runs one of the world's largest networks that powers approximately 25 million 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. We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new skills, and we are ready to help you do that. We cannot complete our mission without building a diverse and inclusive team. We hire the best people based on an evaluation of their potential and support them throughout their time at Cloudflare. Come join us! About the team Cloudflare is redefining the way networks are run at scale. Our Network Services product suite puts the connectivity, scale, and performance of Cloudflare's global network in front of customers' network infrastructure and private networks, providing a single pane of glass for network connectivity, visibility, and operating network functions like DoS mitigation, Next-Gen Firewall, IDS/IPS, WAN optimization, and more. We are a team of engineers and product managers who obsess over quickly building products that solve real customer problems using innovative technologies and techniques which leverage Cloudflare's unique architecture and global network footprint. About the role We are hiring engineers of all experience levels across many of our teams. Some of the things our teams work on include: A Linux kernel-based networking dataplane which ingests and forwards traffic from some of the largest networks in the world A userspace networking service which acts as a hub between our Network Services and Zero Trust systems, enabling every customer to access every product Network software running on a hardware appliance that provides zero touch connectivity to the Cloudflare network and SD-WAN functions Next-generation firewall functions implemented across Linux netfilter, eBPF, and userspace packet processing Flow and log collection, correlation, and analytics systems to provide customers with unparalleled visibility into their own networks Control plane systems which allow customers to simply express complex network configurations As a Software Engineer on our team, you will work across a wide range of technologies and systems to deliver new features, improve performance, and increase the scalability of our Network Services products. You'll build, deploy, and operate your team's systems on top of one of the largest edge networks in the world. You'll partner with some of the best engineers and product managers to solve big problems that have a meaningful impact in the lives of our customers and users. We're looking for curious, empathetic engineers who are excited to join us in changing the way networking is done! Examples of desirable skills, knowledge, and experience Experience building and shipping large-scale, reliable, highly distributed systems Systems-level programming experience, especially in Rust and/or Go Expertise in L2, L3, and/or L4 networking protocols Experience building on top of Linux kernel networking primitives - netfilter, nftables, eBPF, tc, network namespaces, etc Experience designing and integrating RESTful APIs and backend systems Experience with large