Software Performance Optimization Expert

5 days ago


Limerick, Limerick, Ireland Openchip & Software Technologies Full time

**About Us:**

Openchip & Software Technologies S.L. is an innovative leader in RISC-V chip development, focusing on AI and HPC acceleration.

We are committed to creating groundbreaking technology that benefits society, and our mission is to change the industry for the better.

**Job Responsibilities:**

A Junior Performance Software Engineer will be responsible for:

  • Making independent technical contributions to help the team deliver its commitments.
  • Optimizing AI, HPC, and other workloads and benchmarks for our RISC-V silicon with vector extensions.
  • Identifying bottlenecks with workload characterization and driving implementation of solutions.
  • Decomposing applications and understanding how they run on the underlying hardware.
  • Understanding performance at a system level, from CPU, memory, storage, power utilization, etc.
  • Profiling and optimizing on our pre-silicon (simulators, emulators, FPGAs), and silicon environments.
  • Troubleshooting and root cause analysis, to resolve performance issues.
  • Optimizing HPC and AI libraries and runtimes.
  • Working with customers to optimize their important workloads for our architecture.
  • Contributing to instrumentation of performance and power at the operating system level.
  • Integrating with CI/CD to automate performance benchmarking.
  • Presenting findings to senior technical leaders at our company and at industry conferences.
  • Contributing upstream where appropriate.
  • Interacting with colleagues across projects to unblock issues, or to reach consensus on technical topics.

**Requirements:**

Bachelor or Master's degree in a relevant field.

Experience in the relevant field (1-3 years).

Knowledge about computer architecture (CPU, cache, memory hierarchy, buses, etc.).

Proven experience with performance optimization, and experience with performance profiling and analysis tools.

Solid knowledge of low-level development languages.

Experience with assembly language.

Experience with performance benchmarks.

Solid understanding of operating systems, databases, networking, and cloud technologies.

Strong problem-solving skills.

Experience with bare metal development.

Experience with standard tools for source control, continuous integration, and task management.

Experience with machine learning and/or HPC performance optimization.

Experience with Fortran.

Experience with RISC-V development.

Experience with statistical analysis.

Experience with emulators and simulators.

Experience in containerized environments.

Experience with hypervisor technology.

Experience with open source software development.



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