Job description

Founded in 2012, ByteDance is a technology company operating a range of content platforms that inform, educate, entertain and inspire people across languages, cultures, and geographies. With a suite of more than a dozen products, including TikTok, Douyin, Toutiao, Helo, and Resso, ByteDance now has a portfolio of applications available in over 150 markets and 75 languages. Among these, TikTok is the leading destination for short-form mobile video, which inspires creativity and brings joy to all kinds of communities.

Why Join Us
At ByteDance, our people are humble, intelligent, compassionate and creative. We create to inspire - for you, for us, and for millions of users across all of our products. We lead with curiosity and aim for the highest, never shying away from taking calculated risks and embracing ambiguity as it comes. Here, the opportunities are limitless for those who dare to pursue bold ideas that exist just beyond the boundary of possibility. Join us and make impact happen with a career at ByteDance.

Team Introduction
The infrastructure system lab works on cutting edge infrastructure system innovations, including but not limited to compute, storage, database, networking, etc. We look for exceptional both new graduates and experienced professionals to join our team, which is composed of talents from many top companies.

Successful candidates must be able to commit to one of the following start dates below:
1. January 16, 2023
2. February 6, 2023
3. March 6, 2023
4. May 22, 2023
5. June 12, 2023
6. July 17, 2023
7. August 14, 2023

We will prioritize candidates who are able to commit to these start dates. Please state your availability and graduation date clearly in your resume.By applying for this position, your application is automatically submitted to the following locations: Mountain View, CA, and Bellevue, WA.

Application deadline: February 15, 2023
Candidates can apply to a maximum of two positions and will be considered for jobs in the order you apply. The application limit is firm and includes all campus jobs globally. Applications will be reviewed on a rolling basis and we encourage you to apply early.

Responsibilities:
1. Optimize and develop novel infrastructural technologies used in ByteDance, including operating system, computing, storage, networking and virtualization, etc.
2. Explore long-term infrastructural technologies in container, virtualization, database, storage, etc, to satisfy unique requirements from the hyper-scale internal services.
3. Track the industrial trend and technologies in cloud computing (e.g., container/virtualization/operating system) and hardware (e.g., GPU, FPGA, high-speed inter-connection techniques), and explore their usages in ByteDance.

Qualifications:
1. Currently pursuing a PhD degree in Computer Science or a related field
2. Familiar with principles and techniques in low-level systems, including but not limited to Linux kernel, virtualization, container (cgroup/namespace/...), memory management, process management, IO subsystem, etc.
3. Familiar with hardware architectures, e.g., x86 architecture, PCIe, CPU microarchitecture, memory system, interrupt, PMU, etc.
4. Experience in research and/or development in hardware, e.g., SmartNIC, AEP, OpenChannel SSD, FPGA, high-speed inter-connection protocol (CXL/CCIX/GenZ/...), etc.

Preferred Qualifications:
1. Knowledge of networking stack, storage stack, SPDK and/or DPDK. Experience on SPDK and/or DPDK development.
2. Solid troubleshooting and debugging skills to identify and solve functional/performance issues in hardware/software, e.g., kernel crash, virtualization performance issue, network glitches, 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.

ByteDance is committed to providing reasonable accommodations during our recruitment process. If you need assistance or accommodation, please reach out to us at christinaliu.0505@bytedance.com.

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.

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