Senior Linux Kernel Software Engineer - San Jose

Responsibilities

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Helo, and Resso, 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

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.

ByteDance System Technology & Engineering team has been committed to the research and engineering development in the basic technology fields, such as operating system kernel and virtualization, construction and performance optimization of basic system software and library, stability and reliability assurance of large-scale data center, collaborative design of next-generation hardware and software, etc. Armed with comprehensive and solid software engineering capabilities, the team aims to guarantee day-to-day business operations of ByteDance Inc. Meanwhile, the team actively follows the new technology trend, and embraces open source communities and industry standards.

• Design and implement Linux Kernel to meet the business requirements;
• Debug complex, system-level, multi-component issues that typically span across multiple layers from kernel to application. Profile performance problems and drive optimizations that span the entire software stack.
• Responsible for the research and application of new technologies in the operating system/kernel.

• Proficient in Linux kernel, at least read the source code of 2-3 main modules (scheduling, file system, network, I/O, memory management, etc.);
• 5+ years experience working on systems software in a large-scale C codebase. Demonstrated knowledge of operating systems internals on at least one platform.
• Experienced with Software Development processes including source control, bug tracking, and design documentation.
• Demonstrated experience working collaboratively in cross-functional teams.
• Rich experience in kernel debugging or community patch submission is preferred;
• Experienced in multi-platform (x86 / arm / risc-v) kernel and system development is preferred;
• Understand the implementation of virtualization technology (Xen / KVM, etc.), read the relevant source code is preferred;

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 Inc. is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at

The base salary range for this position in the selected city is $187040 - $280000 annually. Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Our Company Benefits Are Designed To Convey Company Culture And Values, To Create An Efficient And Inspiring Work Environment, And To Support Our Employees To Give Their Best In Both Work And Life. We Offer The Following Benefits To Eligible Employees:

We cover 100% premium coverage for employee medical insurance, approximately 75% premium coverage for dependents and offer a Health Savings Account(HSA) with a company match. As well as Dental, Vision, Short/Long term Disability, Basic Life, Voluntary Life and AD&D insurance plans. In addition to Flexible Spending Account(FSA) Options like Health Care, Limited Purpose and Dependent Care.

Our time off and leave plans are: 10 paid holidays per year plus 17 days of Paid Personal Time Off (PPTO) (prorated upon hire and increased by tenure) and 10 paid sick days per year as well as 12 weeks of paid Parental leave and 8 weeks of paid Supplemental Disability.

We also provide generous benefits like mental and emotional health benefits through our EAP and Lyra. A 401K company match, gym and cellphone service reimbursements. The Company reserves the right to modify or change these benefits programs at any time, with or without notice.