Senior Machine Learning/AI Software Engineer

About SiFive

SiFive is an idea-to-silicon company founded by the inventors of RISC-V to simplify the design and production of custom SoCs.

As the leading commercial provider of RISC-V processor IP, SiFive is on a mission to help engineers design custom chips for domain-specific solutions for many markets, including 5G, edge AI, enterprise networking, storage, and consumer devices.

Industry-leading innovators, including six of the top ten semiconductor companies, are working with SiFive thanks to our proven success, deep expertise, and rich partner ecosystem. With SiFive’s rich IP ecosystem and accessible design platform, every market has access to the development of workload-focused hardware needed to design next-generation products.

As new RISC-V ISA extensions are prototyped, implemented, and standardized, SiFive will remain at the forefront of RISC-V innovation by shipping the highest performance, the lowest power RISC-V processors in the world. In order to achieve this goal, we need specialists in vector extensions and heterogeneous software architecture. In the SiFive Vector team, you will build a Heterogeneous computing software stack based on RISC-V architecture and vector extension for AI/ML applications, and also the high-performance vector kernel/library solutions.
We believe that multi-functional cooperation can spark innovation and reduce production cycle time. Thus, the work environment is especially great if you are a team-player. Through collaboration with the Hardware team, we are dedicated to analyzing and improving the efficiency of our systems. 
  • AI/ML or Heterogeneous computing infrastructure development
  • Parallel programming & optimization
  • Deep learning application/middleware integration
  • Open-source software development/ integration
  • Co-work with SW & HW members for performance exploring and tuning


  • 6-10+ years Software design and programming experience in C/C++/Python for development, debugging, testing and performance analysis.
  • Familiarity with AI Compiler (like MLIR/TVM/Glow etc).
  • Familiarity with AI Runtime (like TFRT/IREE/ONNX-runtime etc).
  • Understanding of Deep learning
  • Good understanding of both CPU and System Architecture
  • Open source upstreaming experience is plus

Additionally, if you have rich experience in any heterogeneous computing runtime, you are the professional we are looking for!

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.