Tech Lead, Research Scientist - DPU & AI Infra

ByteDance

$254K — $500K+*
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • B.S./M.S. in Computer Science or related field; Ph.D. with strong research/publications is a plus.
  • 5+ years industry experience, with exceptions for strong Ph.D. candidates.
  • Proficient in C/C++ development and debugging.
  • Strong experience in Linux systems development.
  • Deep understanding of compute and network architecture; operating systems knowledge essential.
  • Experience in software-hardware co-design, distributed systems, or AI/ML systems is required.
  • Preferred: Ph.D. with hands-on experience in high-performance networking and network virtualization.

Responsibilities

  • Design and develop high-performance DPU network software with a focus on low latency.
  • Collaborate with hardware teams for co-design solutions in networking and storage.
  • Leverage DPUs and GPUs for infrastructure acceleration in AI/ML applications.
  • Optimize end-to-end performance from OS kernels to runtime systems.
  • Contribute to architectural design and technical proposals for long-term research.

Benefits

  • Medical, dental, and vision insurance from day one.
  • 401(k) plan with company match for retirement savings.
  • Paid parental leave and disability coverage for security.
  • Life insurance and wellbeing benefits for personal health.
  • Generous paid time off: 10 holidays, 10 sick days, and 17 personal days.
Full Job Description
Responsibilitie Responsibilities - Design and develop DPU network software with a focus on high performance, low latency, and reliability. - Collaborate with hardware teams to build software-hardware co-design solutions for networking and storage acceleration. - Explore AI/ML infrastructure acceleration, leveraging DPUs, GPUs, and custom hardware to optimize distributed training and inference. - Drive end-to-end performance optimization, from OS kernels and drivers to user-space runtime systems. - Contribute to architecture design, technical proposals, and long-term research directions. Qualification Minimum Qualifications - B.S./M.S. in Computer Science, Computer Engineering, or related fields; or Ph.D. with strong research/publications. - 5+ years of relevant industry experience (exception for Ph.D. with strong background). - Proficiency in C/C++ development and debugging. - Strong Linux systems development experience. - Solid understanding of compute, network architecture, and operating systems. - Background in at least one of: software-hardware co-design, distributed systems, high-performance networking, or AI/ML systems. Preferred Qualifications - Ph.D. in related fields with research training and publications. - Experience with software-hardware co-design (networking, storage, or distributed compute). - Hands-on experience with network virtualization (OVS, SR-IOV, eBPF). - Familiarity with DPDK and high-performance user-space networking. - Bonus points for hardware acceleration experience, FPGA/ASIC/GPU/CUDA - Bonus points for experience with NCCL Collectives along with AI communication patterns and parallelization techniques - Proven experience designing and building AI/ML infrastructure related but not limited to inference kv cache system, data preprocessing system. Job Information 【For Pay Transparency】Compensation Description (Annually) The base salary range for this position in the selected city is $254400 - $588000 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. Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure). The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

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