Nobuhiro Iwamatsu
Japan
Summary
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SeniorNobuhiro Iwamatsu is a Linux kernel and open-source specialist with 26 years of experience, currently serving as Chief Specialist at Toshiba and a long-term kernel maintainer for the Civil Infrastructure Platform. He maintains the Visconti5 ARM SoC support in the mainline kernel and has deep expertise in device drivers, U-Boot bootloader development, Debian packaging, and Yocto-based userland builds. A Debian Developer and porter for multiple architectures, he also maintains Bluetooth, OpenCV, Mozc and libpng packages, blending low-level kernel work with practical userland tooling. His career includes embedded Linux engineering across Renesas, Hitachi, and commercial Linux distributions, and he’s active in infrastructure-level open source projects designed for super long-term industrial use. An assuring contributor to CAcert.org, he pairs technical stewardship with community trust and a focus on reliability in production embedded systems.
26 years of coding experience
Github Skills (11)
c1710
embedded10
device-driver10
c1110
linux-kernel10
sys10
device-tree9
arm9
i2c8
rtc8
power-management7
Programming languages (12)
Github contributions (5)
iwamatsu/linux
Dec 2017 - Jun 2025
Contributions:23 pushes, 29 branches, 2 tags in 7 years 8 months
kernellinux-kernellinuxkernel-source
iwamatsu/meta-debian-extended
Dec 2018 - May 2019
Contributions:532 pushes, 6 branches in 4 months
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