About SiFive

As the pioneers who introduced RISC-V to the world, SiFive is transforming the future of compute by bringing the limitless potential of RISC-V to the highest performance and most data-intensive applications in the world. SiFive’s unrivaled compute platforms have enabled leading technology companies around the world to innovate, optimize, and deliver the most advanced solutions of tomorrow across every market segment of chip design, including artificial intelligence, machine learning, automotive, datacenter, mobile, and consumer. With SiFive, the future of RISC-V has no limits. For more information, please visit www.sifive.com.

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Person will be responsible for the workload characterization of correlation of code snippets running on RISC-V cores. They will need to have understand of computer architecture, micro-architecture as well as system software, benchmark software and profiling and monitoring tools. Candidate needs to be knowledgeable about RTL simulations and performance models. Knowledge of competitive system such as ARM and APPLE will round out the candidate.


  • Strong foundation in computer architecture of CPU designs. Awareness of known industry micro-architectures is a plus.
  • Ability to independently analyze performance bottlenecks in micro-architecture and software stack.
  • Ability to design microbenchmarks to test specific microarchitecture features
  • Ability to analyze the performance result to root cause the micro-architecture difference of design and model
  • Ability to work independently, but also provide clear progress readouts throughout
  • Familiar with RISC-V vector extension is a plus
  • Familiar with C++ is a plus
  • Familiar with the out-of-order CPU micro-architecture is a plus


  • Good presentation skills
  • Familiar with git or other source code control system
  • Strong background with Linux-based development environments including python/shell programming
SiFive is proud to be an equal employment opportunity workplace. We offer a competitive compensation package that includes flexible paid time off, health benefits, employee stock option program, and much more. In addition to these, in the Taiwan office, we provide regional benefits including team-building events, annual physical examination, and education reimbursement.
We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.
If you yearn to be challenged and wish to work in an environment where the boundaries of your creativity and skills will be tested, then SiFive is the place for you!
Notice to Staffing Agencies / External Recruiters:
Thank you for your interest in SiFive Inc. Please note that SiFive does not accept unsolicited resumes from external agencies unless contracted to fill a specific position. Agencies are hereby specifically directed NOT to contact SiFive employees directly in an attempt to present candidates – all applications must go through SiFive's internal recruiting team. Any third-party resume forwarded by agencies/external recruiters to a SiFive mailing address, fax machine or email address, directly to SiFive employees, or to SiFive's resume database will be considered property of SiFive Inc and treated as a direct application. This exchange does not constitute an agreement between SiFive and the agency/external recruiter. SiFive reserves the right to contact the candidate directly. Employment agencies/external recruiters will receive no compensation from SiFive or its companies.

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