Linux System Engineer

About ByteDance Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content. Why Join Us Creation is the core of ByteDance's purpose. Our products are built to help imaginations thrive. This is doubly true of the teams that make our innovations possible. Together, we inspire creativity and enrich life - a mission we aim towards achieving every day. To us, every challenge, no matter how ambiguous, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always. At ByteDance, we create together and grow together. That's how we drive impact-for ourselves, our company, and the users we serve. Join us. About the Team: You will be working within the System Technology and Engineering (STE) team based in London. This team has been committed to the research and engineering development in the primary technology fields, such as operating system , various virtualization technologies (Cloud Native, SDN, NFV), performance optimization of system software and libraries, stability and reliability of large-scale data center, collaborative design of next-generation hardware and software, etc. We actively participate in open-source communities and incorporate cutting-edge technology and innovation into our products. Something about the role: You will be working on the development of operating systems in both the user mode and kernel mode of server side Linux environments. As a Software System Engineer you will have a broad range of technical knowledge and specialise in Linux software engineering. The role will involve working closely within our software development teams to design, develop and deploy a range of complex software solutions hosted on Linux platforms: - You shall be combining software and systems engineering to build and run large-scale, massively distributed, fault-tolerant systems; ensuring that the services for both internally critical and our external systems; - Troubleshoot at system software level in the data center infrastructure, including operating system and its components, such as storager, network, containers, etc; - Improve and optimise the automatic operation and maintenance of system monitoring, software deployment and upgrading; - Support new platforms as needed by the business, such as new generations of CPU, GPU, network and storage devices, by evolving system software; - Optimise AIOps tools of large scale clusters.

Minimum Qualifications - Familiar with common data structure and algorithm, multithreading programming and server performance optimization; - Familiar with the operating system and its components; - Proficient with Linux shell commands and basic shell scripting; - Be familiar with C or C++, and master at least one of other languages such as Python / Go / Rust / Cuda. - Able to work in teams to complete the design and implementation of large and medium-sized system software, with good code robustness and preliminary experience in code performance optimization; - Be familiar with at least one domain, network, storage, memory management, process scheduling, or server hardware architecture. Preferred Qualifications - Basic knowledge of Linux kernel; - Experience with Linux container runtimes such as Docker and Kubernetes; - Experiences and knowledge of GPU / GPU Cluster/ AI systems will be a great add-on. ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.