Sam Demeulemeester
HiR at Memtest86+
Lyon, Auvergne-Rhône-Alpes, France
Summary
🤩
Rockstar🎓
Top SchoolSam Demeulemeester is a hardware-focused software engineer with roughly six years of formal experience and a decades-long footprint in low-level systems, best known for leading development on the widely used Memtest86+ memory diagnostic project. Based in Lyon, he blends firmware, FPGA and BIOS expertise with hands-on OEM/ODM systems work at Groupe LDLC, where he acts as a systems compliance architect and pragmatic developer. His open-source contributions include adding DDR2/DDR5 support, SMBUS and ACPI enhancements, and temperature and memory bandwidth monitoring to Memtest86+, reflecting deep knowledge of processor initialization and power management. Past roles as an editor and test-lab manager show an unusual mix of technical communication and rigorous test protocol design, while a stint at Thales Alenia Space demonstrates aerospace-grade FPGA design and production experience. Colleagues would describe him as an inventive problem-solver who resurrects legacy hardware with modern tooling and isn’t afraid to refactor core system code to squeeze out performance and reliability.
5 years of coding experience
1 year of employment as a software developer
University of Lille 1 Sciences and Technology
Github Skills (9)
c1710
smbus10
c1110
system-programming10
interfacing10
hardware-interface10
x8610
acpi9
assembly9
Programming languages (4)
Github contributions (5)
memtest86plus/memtest86plus
Feb 2022 - Jan 2023
Official repo for Memtest86+
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4 releases, 74 reviews, 121 commits in 11 months
Contributions summary:Sam primarily contributed to the low-level system code of the Memtest86+ project. Their work involved adding and modifying functions related to hardware control, including processor initialization, memory bandwidth testing, and power management. Notably, they added support for newer memory standards like DDR2 and DDR5, along with SMBUS and ACPI enhancements. The user also refactored parts of the code and implemented new features for memory performance and temperature monitoring.
x86x86-64
x86fr/ATX2AT-Smart-Converter
Jun 2020 - Nov 2021
GIT Repo for the ATX2AT Smart Converter
Contributions:1 release, 8 commits, 2 PRs in 1 year 4 months
git-repoatmegasamd21converter
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