Site Reliability Engineering, Edge Services - Traffic Infrastructure

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. Our Content Distribution Networks (CDN) team operates on a hybrid platform that integrates both commercial CDN vendors and ByteDance’s proprietary edge network. This platform encompasses a vast array of Points of Presence (POPs) around the world, hosting edge services like traffic acceleration, CDN caching, gaming, and more. We are looking for experienced reliability and performance engineers to ensure the stability and reliability of our edge services and products running on our hybrid CDN platform. This role will also involve optimizing performance and developing innovative solutions to meet the evolving business demands at the edge. Site Reliability Engineering (SRE) combines software and systems engineering to create and manage large-scale, highly distributed infrastructures. Our SREs are responsible for ensuring that these infrastructure services are reliable, fault-tolerant, scalable, and cost-effective. In this role, you will manage complex systems at scale, including hyperscale datacenter administration, public cloud management, global CDNs, and load balancers that process terabits of traffic per second. You will collaborate with diverse teams to translate business requirements into actionable items, driving improvements in system design and operational procedures. Responsibilities • Architect and implement solutions that enable both internal and external customers to harness the power of Bytedance’s globally scaled content delivery network. • Build metrics, tools, automations, visualizations and monitors to facilitate the operation and optimization of the edge services. • Develop procedures and workflows that improve efficiency, foster trust, and ensure compliance in operational processes. • Run vulnerability and capacity assessment and develop disaster recovery strategies to ensure high availability of our global CDN services. • Work in a fast-paced environment. Participate in technical operations and rotations in response to performance and reliability issues.

Minimum qualifications • Master’s degree (or Bachelor's degree with 2+) years of experience in Computer Engineering, Electrical Engineering, Computer Science or related major • 2+ years working experience in the field of CDN performance engineering, solution architecting or site reliability engineering roles. • 2+ years experience in one or more programming languages such as Java, C++, Go, or scripting experience in Shell and Python. Preferred qualifications • Self-driven and capable of coping with ambiguity and moving projects from concept to delivery. • Experience in operating in a multi-CDN environment. • Experience in networking technologies such TCP/IP, BGP, DNS, etc. in a carrier-grade environment. Past experience with CDN technologies is a plus. • Strong in analytical skills and the ability to solve real world problems in a fast moving environment. • Experience in designing, analyzing and building automation and tools for large scale systems • Experience in developing and operating one or more of following systems: OpenStack, Kubernetes, Nginx, ipvs, ELK stack, Hadoop, etc. 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.