Open Source Software Developer

We are seeking a skilled Open Source Networking Software Engineer to join our team.

The integration of software in network technology has revolutionized the field. From pioneering routing implementations like Bird and FRR to innovative overlay networking technologies such as OVN/OVS and Cilium, from kernel components with SwitchDev to userspace applications with DPDK, from P4 to OpenFlow, the synergy between network innovation and software continues to intensify. We are building high-performing teams to develop and deliver exceptional open source networking software that seamlessly integrates the latest hyperscaler innovations into a well-structured and opinionated stack for end-users and enterprise customers. We collaborate closely with leading networking silicon providers to optimize Ubuntu and related applications for their ASICs, boards, and appliances. Our aim is to provide a comprehensive open source stack for data center networking, spanning bare metal, virtualization, containerization, and serverless environments, as well as systematically addressing IoT networking challenges.

Location: APAC and Americas time zones.

• Collaborate with the most advanced operating systems and network application technologies available
• Contribute to the upstream development of the Ubuntu SoNIC stack
• Work closely with public clouds and network silicon providers
• Design and implement cutting-edge software-defined networking experiences for the data center
• Write high-quality, well-designed, fast, secure, and well-documented software
• Debug issues and produce high-quality fixes
• Collaborate effectively with a globally distributed organization
• Contribute to technical documentation to make it the best of its kind
• Display technical leadership internally, towards partners, and in the open source communities
• Influence open-source projects and communities
• Work remotely with occasional global travel for company events.

• An exceptional academic track record
• Undergraduate degree in Computer Science or STEM, or a compelling narrative about your alternative path
• Drive and a proven track record of exceeding expectations
• Knowledge of networking: architecture, design, and protocols
• Understanding of Linux networking, from kernel to user space
• Fluency in C/C++ and at least one of Rust, Python, or Golang
• Professional written and spoken English
• Experience with Linux
• Excellent interpersonal skills, curiosity, flexibility, and accountability
• Passion, thoughtfulness, and self-motivation
• Excellent communication and presentation skills
• Result-oriented, with a personal drive to meet commitments
• Ability to work effectively in a remote environment with occasional global travel.

• Familiarity with existing open source networking technologies: SONIC / SAI, kernel (e.g. eBPF, AF_XDP), DPDK, Switchdev, OVN, Open vSwitch
• Familiarity with data path hardware acceleration protocols and interfaces, such as RDMA, RoCE, iWARP, NVMe, SR-IOV
• Computer architecture knowledge of x86, ARM, and RISC-V
• Experience in complex IP network engineering and implementation
• Experience with virtualization technologies, e.g., QEMU, KVM, etc.
• Previous contribution to open source projects and community involvement
• Performance engineering and security experience

We value geographical location, experience, and performance in shaping compensation worldwide. We revisit compensation annually to recognize outstanding performance. In addition to base pay, we offer a performance-driven annual bonus. We provide all team members with additional benefits that reflect our values and ideals, balancing them to meet local needs and ensure fairness globally.

• Distributed work environment with remote collaboration tools
• Personal learning and development budget of USD 2,000 per year
• Annual compensation review
• Recognition rewards
• Annual holiday leave
• Maternity and paternity leave
• Employee Assistance Programme
• Opportunity to travel to new locations to meet colleagues
• Priority Pass, and travel upgrades for long haul company events

We are a pioneering tech firm driving the global shift to open source. As the publisher of Ubuntu, one of the most influential open source projects, we are changing the world every day. We recruit on a global basis, setting a very high standard for people joining our company. We expect excellence - in order to succeed, we need to be the best at what we do. Our company has been a remote-first organization since its inception in 2004. Working here is a step into the future, challenging you to think differently, work smarter, learn new skills, and raise your game.

We are an equal opportunity employer. We proudly foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration.