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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - Host Networking - **Company:** Facebook Inc. - **Location:** Bellevue, WA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, C++ (Programming Language), Protocol Stack, Nvidia CUDA, Computer Engineering, Continuous Integration, Data Centers, Software Debugging, Distributed Systems, Domain Name System (DNS), Emulators, Ethernet, Firmware, Field-Programmable Gate Array (FPGA), Hardware Design, Hypertext Transfer Protocols (HTTP), Networking Hardware, Python (Programming Language), Linux Kernel, Network Architecture, OpenCL, Performance Tuning, Quick EMUlator (QEMU), Remote Direct Memory Access, Recommender Systems, Shell Script, Software Engineering, System Programming, TCP/IP, Network Switches, Network Routing, Network Routers, Scripting, Load Balancing, Parallel Computation, Generative AI, Information Technology, Mixed Reality - **Published:** September 21, 2026 - **Apply:** https://www.jobmonkeyjobs.com/career/28037768/Software-Engineer-Host-Networking-Washington-Bellevue-7418 ## About the Role * Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience * 7+ years software development experience in industry settings or PhD with 4+ years of experience * 3+ years relevant experience with network devices and products (routers, switches, adapters, load balancers) and an understanding of network routing protocols in industry settings * Proficiency in C/C++ and at least one scripting language (Python/Shell Scripting) * Experience with developing and automating test suites * Experience collaborating with cross-functional teams (e.g., hardware, firmware, test) to define and deliver technical solutions, * Working knowledge of transport stack particularly Remote Direct Memory Access (RDMA) and/or RDMA over Converged Ethernet version 2 (RoCEv2) * Parallel computing platforms such as CUDA, RoCM and OpenCL * Linux Kernel, especially drivers and network stack * Qemu, FPGA Emulation environment is a plus * Systems programming, TCP/IP, HTTP/HTTPS, SPDY, DNS, and load balancers ## Description At Meta, we're building and operating one of the world's most dynamic and fast-paced networks, powering our global data centers and supporting advanced technologies like AI, Generative AI, Recommendation engines, and Metaverse. Our network infrastructure teams are responsible for developing, deploying, and operating this complex system, covering the entire network lifecycle from hardware development to operation. We're seeking software engineers to join our teams and help build scalable distributed systems, develop effective solutions to our challenges, and ship them into production. As part of our network engineering teams, you'll have the opportunity to work on advanced switching technology, collaborate with engineers, and contribute to the development of Meta's hyper-scale network infrastructure., * Design, develop, and validate drivers, firmware, and software for network devices, transport stacks, and AI workloads * Debug complex system-level issues and lead performance tuning exercises to optimize software stack performance * Understand software components from multiple partner teams, lead integration efforts, and drive continued development * Develop and automate test suites for CI/CD framework and various components * Collaborate with partner teams to integrate software components, align on goals, and participate in oncall rotations * Design, develop, and deploy services to manage datacenter network switches and forwarding functions * Enhance HPC collective communication and parallel computing libraries (NCCL, RCCL, OneCCL, MPI) * Develop infrastructure to maintain switch state and enable communication between services at scale ## Related Videos - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Playing Pong on a shoulder press machine](https://www.wearedevelopers.com/videos/100140-playing-pong-on-a-shoulder-press-machine) - [Shipping Faster with Less: Render on Cloud Hosting, AI Workloads, and the Future of DevOps](https://www.wearedevelopers.com/videos/1894-shipping-faster-with-less-render-on-cloud-hosting-ai-workloads-and-the-future-of-devops) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) - [The Gashlycrumb Tinies of AI Networking You Must Know (or Languish!)](https://www.wearedevelopers.com/videos/2067-the-gashlycrumb-tinies-of-ai-networking-you-must-know-or-languish) - [Agent Smith Gets Hardware: Autonomous IoT Hacking From Debug Port to Cloud API](https://www.wearedevelopers.com/videos/100258-agent-smith-gets-hardware-autonomous-iot-hacking-from-debug-port-to-cloud-api) ## Related Articles - [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [How Much Does a Software Engineer Make? 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