Stefan Reinauer
Engineering Lead - Project Starline at coreboot
Mountain View, California, United States
Summary
🤩
Rockstar🎓
Top SchoolStefan Reinauer is an engineering leader with 22 years of experience building low-level systems, firmware, and scalable platform engineering at Google, currently leading Project Starline in Mountain View. He has driven Chrome OS firmware, system integration, hardware security, and cloud firmware initiatives—bringing coreboot into production environments and improving boot performance across Chrome devices. A long-time coreboot project lead and contributor to flashrom, Stefan combines pragmatic hardware-level engineering with large-scale program management and tooling to ship reliable firmware at data center and consumer scale. He is comfortable making clang-friendly, processor-specific fixes and adding flash-chip support, reflecting deep hands-on expertise in embedded systems and boot firmware. Stefan’s career mixes startup founding experience with senior technical leadership at Google, and he often bridges the gap between open-source firmware communities and enterprise deployment. Colleagues rely on him to translate subtle hardware constraints into robust, production-ready software and scalable processes.
22 years of coding experience
24 years of employment as a software developer
Albert-Ludwigs-Universität Freiburg im Breisgau
Chinese, English, German
Github Skills (13)
c1710
compiler-optimization10
firmware10
embedded10
assembly10
flash-memory10
c1110
sys10
boot10
x8610
interfacing9
hardware-interface9
bios9
Programming languages (10)
Github contributions (5)
coreboot/coreboot
Jul 2003 - Oct 2020
Read-only mirror of https://review.coreboot.org/coreboot.git. Synced every hour. We don't handle Pull Requests.
Role in this project:
Embedded Systems Engineer
Embedded Systems EngineerContributions:2483 commits in 17 years 6 months
Contributions summary:Stefan primarily contributed to the coreboot project by making low-level changes and fixes related to hardware initialization and compiler compatibility. They addressed compiler-specific issues by modifying code to be clang-friendly. The user also optimized and corrected existing code related to AMD processor features, including memory initialization and intrinsic functions, which required careful attention to hardware-specific details. Additionally, the user unified and improved code related to the Super I/O and Intel processor support, further indicating their work within a hardware-focused area.
corebootfirmwarereviewpull-requestsbootloader
flashrom/flashrom
Dec 2005 - May 2014
Send patches to https://review.coreboot.org: https://www.flashrom.org/Development_Guidelines#GitHub
Role in this project:Back-end & Embedded Systems Engineer
Back-end & Embedded Systems EngineerContributions:42 commits in 8 years 7 months
Contributions summary:Stefan contributed to the flashrom project, which focuses on firmware tools and updates. Their work primarily involved adding support for various flash chips, including those from ST, AMD, PMC, and Winbond, and also added support for the Technologic Systems TS5300 SBC. They also made changes to the existing drivers to improve performance and address timing issues. These contributions suggest an understanding of firmware, hardware interaction, and device-specific implementations.
github-guidelinesfirmware-updatecorebootdevelopment-guidelinesreview
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