Software Engineer Graduate (Cloud Native Infrastructure)- 2026 Start (PHD)

Team Introduction

The Compute Infrastructure team uses Kubernetes and Serverless technologies to build a large, reliable, and efficient compute infrastructure. This infrastructure powers hundreds of large-scale clusters globally, with over millions of online containers and offline jobs daily, including AI and LLM workloads. The team is dedicated to building cutting-edge, industry-leading infrastructure that empowers AI innovation, ensuring high performance, scalability, and reliability to support the most demanding AI/LLM workloads. The team is also dedicated to open-sourcing key infrastructure technologies, including projects in the K8s portfolio such as kubewharf (KubeBrain, Katalyst, Godel, etc)..

At ByteDance, as we expand and innovate, powering global platforms like TikTok and various AI/ML & LLM initiatives, we face the challenge of enhancing resource cost efficiency on a massive scale within our rapidly growing compute infrastructure. We're seeking talented software engineers excited to optimize our infrastructure for AI & LLM models. Your expertise can drive solutions to better utilize computing resources (including CPU, GPU, power, etc.), directly impacting the performance of all our AI services and helping us build the future of computing infrastructure. Also, with the goal of growing compute infrastructure in overseas regions, including North America, Europe, and Asia Pacific, you will have the opportunities of working closely with leaders from ByteDance’s global business units to ensure that we continue to scale and optimize our infrastructure globally.

We are looking for talented individuals to join our team in 2026. 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

• Successful candidates must be able to commit to an onboarding date by end of year 2026.
• Please state your availability and graduation date clearly in your resume.
• Applications will be reviewed on a rolling basis - we encourage you to apply early.

Joining this team, you will,

• Experience and support the super-fast growing ByteDance business and its ever-expanding fleet of machines across multi-clouds globally hosting hundreds of millions of containers and applications.
• Have direct opportunity to work with world-class engineers, CNCF & SIG experts, distributed system experts, etc, and grow your career with most popular cloud and open source technologies - Container, Kubernetes, etcd, Service Mesh, Serverless, etc.
• Have the chance to architect the next-generation of Cloud-Native Infrastructure for hosting highly complex workloads: AI/LLM, Microservices, big data, etc.
• Challenge yourself to solve unique, highly complex technical problems for Kubernetes cluster management and scheduling in a super-large distributed system.

Responsibilities

• Assist in analyzing and supporting enhancements to Hyper-Scale AI Infrastructure platforms, focusing on improving performance, scalability, and resilience for both traditional workloads and large language model (LLM) applications.
• Contribute to performance optimization efforts for Kubernetes-based infrastructure, including monitoring pod lifecycle, tracking resource utilization, and analyzing system behavior under varying load conditions—working closely with senior engineers to identify improvement opportunities.
• Lead small-scale development tasks related to re