Software Engineer

Project Description : We are building a team to work on the FreeBSD Performance Monitoring Counter (PMC) framework, including hwmon, libpmc, and pmcstat.

The project includes development, testing, and cooperation with the upstream FreeBSD open-source community to integrate new features into FreeBSD.

Responsibilities :

Develop and improve parts of the FreeBSD PMC framework (hwmon, libpmc, pmcstat)

Investigate and fix performance and monitoring issues in the FreeBSD kernel

Work with the upstream FreeBSD community and integrate changes into mainline FreeBSD

Support performance monitoring tools for modern AMD (Zen era) hardware

Participate in code reviews and technical discussions

Mandatory Skills Description :

7 years of experience in relevant technical areas

Strong knowledge of FreeBSD kernel architecture and internals

Excellent C programming skills

Strong understanding of x86 microarchitecture

Very good knowledge of performance monitoring on modern x86 systems

Nice-to-Have Skills Description :

Previous contributions to upstream FreeBSD kernel code

Experience with AMD Zen performance monitoring technologies (PMC, IBS, etc.)