Maxin John
Senior Software Engineer at GE HealthCare
Kirkkonummi, Mainland Finland
Summary
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SeniorMaxin John is a Senior Software Engineer with 26 years of hands-on experience building and securing embedded Linux systems, firmware, and Yocto/OpenEmbedded-based platforms. He has a strong C and Python background, a track record of porting U-Boot and optimizing Linux for constrained hardware, and a growing interest in Rust for systems work. Maxin has contributed to prominent open-source projects such as Zephyr (board support, ADC/PWM, watchdogs) and OpenEmbedded/core (security patches and dependency bumps), and maintained GStreamer layers in OpenEmbedded, reflecting deep expertise in build systems and package maintenance. His career spans roles at GE HealthCare, Intel, Airbus Defence and Space, and Nokia, combining product-grade engineering with security-first maintenance. Based in Finland, he’s a pragmatic GNU/Linux hacker who often surfaces subtle upstream fixes and backports that keep embedded stacks resilient in production.
26 years of coding experience
17 years of employment as a software developer
English, Malayalam, Hindi, Tamil
Stackoverflow
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Github Skills (28)
package-management10
patch10
embedded-language10
build-system10
microcontroller10
security10
device-tree10
rtos10
openssl10
embedded10
vulnerabilities10
openembedded10
git9
c-programming9
stm9
Programming languages (6)
Github contributions (5)
openembedded/openembedded-core
Dec 2012 - Sep 2018
The official Git repository is at https://git.openembedded.org/openembedded-core/.
Role in this project:
Back-end Developer & Security Engineer
Back-end Developer & Security EngineerContributions:483 commits in 5 years 10 months
Contributions summary:Maxin primarily contributed to security fixes within the openembedded-core repository, focusing on patching vulnerabilities in critical software packages, including Python and OpenSSL. They addressed buffer overflows and other security flaws, backporting patches from upstream sources and ensuring the security of several packages managed within the repository. The user's contributions also involved bumping software versions and updating dependencies to improve security.
openembedded
OSSystems/meta-gstreamer1.0
Nov 2015 - Dec 2017
OpenEmbedded layer for GStreamer 1.0
Role in this project:DevOps Engineer
DevOps EngineerContributions:32 commits in 2 years 1 month
Contributions summary:Maxin primarily focused on upgrading and bumping versions for various GStreamer-related components, which included plugins and core libraries. These upgrades, spanning multiple versions, involved modifications to build files (.bb) and associated configuration. The user's commits demonstrate a strong understanding of package management and build processes within the OpenEmbedded layer. Further commits included fixing an issue in gst-player, and upgrading versions.
gstreameropenembedded
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