ByteDance seeks a Backend Software Engineer to join its foundational technology team in 2025.  The role involves building and optimizing large-scale Kubernetes clusters, defining and enhancing Kubernetes SLOs, and developing observability systems.  Responsibilities include designing system architectures for ultra-large-scale clusters, improving performance and stability, establishing and optimizing SLOs, analyzing latency, identifying bottlenecks, and building observability data warehouses.  The ideal candidate will have experience with cloud-native open-source projects, containerized applications, and observability tools like Prometheus and Grafana.  The position offers significant growth opportunities within a dynamic and innovative company.

<p>Where imagination meets innovation, delivering limitless gaming experiences.</p>

ByteDance

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<div class="jobDetail__1UFk5 jobDetail" style="transform: translate(0px, 0px); opacity: 1;"><div class="block-title">Responsibilities</div><div class="block-content">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.

We are looking for talented individuals to join us in 2025. As a graduate, you will get unparalleled opportunities for you to kickstart your career, pursue bold ideas and explore limitless growth opportunities. Co-create a future driven by your inspiration with ByteDance.

Candidates can apply to a maximum of two positions and will be considered for jobs in the order you apply.  The application limit is applicable to TikTok and its affiliates' jobs globally. Applications will be reviewed on a rolling basis - we encourage you to apply early.

Team Introduction
Our team is responsible for building ByteDance's cloud-native infrastructure, which powers all of the company's products. We specialize in cutting-edge technologies in areas such as Kubernetes cluster management, runtime resource optimization, multi-cloud and multi-cluster solutions, and cloud-native infrastructure stability. The team has released open-source projects such as Kubebrain and Katalyst, and we are focused on groundbreaking research and development of core technologies around resource pooling and elasticity.

Key Responsibilities
- Build and Optimize Large-Scale Kubernetes Clusters:
Design and evolve system architectures for ultra-large-scale Kubernetes clusters.
Continuously improve the performance and stability of control systems in scenarios like big data and machine learning.
- Define and Enhance Kubernetes SLOs:
Establish and optimize Service Level Objectives (SLOs) for Kubernetes clusters.
Analyze end-to-end latency, identify performance bottlenecks, propose solutions, and implement them in production environments.
- Develop Observability for Kubernetes Clusters:
Build and enhance observability systems to improve issue diagnosis efficiency.
Create observability data warehouses and use data-driven approaches to optimize cluster performance.</div><div class="block-title">Qualifications</div><div class="block-content">Minimum qualifications:
- Final year or recent graduate with a background in Software Development, Computer Science, Computer Engineering, or a related technical discipline.

Preferred qualifications:
- Experience in developing or contributing to cloud-native open-source projects.
- Hands-on project experience with containerized applications through internships, coursework, or personal projects.
- Familiarity with observability tools and frameworks like Prometheus, Grafana, or distributed tracing systems.
- Knowledge of big data or machine learning workflows in a Kubernetes environment.


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.

By submitting an application for this role, you accept and agree to our global applicant privacy policy, which may be accessed here: https://jobs.bytedance.com/en/legal/privacy.

If you have any questions, please reach out to us at apac-earlycareers@bytedance.com</div></div>