Bryan O'donoghue
CEO at Nexus Software Engineering
Dublin, Dublin 1, Ireland
Summary
👤
Senior🎓
Top SchoolBryan O'donoghue is an embedded systems and Linux kernel expert with 26 years' experience, currently running Nexus Software Engineering, an open-source focused embedded software consultancy. He has led technical delivery at Intel and spearheaded the Intel Galileo software program, bringing deep low-level expertise across x86, ARM, firmware, DSP and device drivers. Bryan is an active contributor to flagship projects including the Linux kernel, OP-TEE and ARM Trusted Firmware where his work on i.MX platforms, secure-world drivers and camera sensor drivers demonstrates strong system bring-up and secure-environment integration skills. He combines end-to-end firmware and bootloader experience—from reset vector to user-space—with practical systems design and integration for IoT device enablement. Based in Dublin, he partners with industry leaders like Linaro, Google, Qualcomm and Arm while balancing part-time ideology with full-time engineering. Colleagues describe him as a pragmatic nerd who reliably turns complex hardware constraints into robust, deployable software.
26 years of coding experience
13 years of employment as a software developer
BEng Electronic and Computer Systems, BEng Electronic and Computer Systems at Technological University DublinSoftware Engineering, Software Engineering at Dublin City University
English, German
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (33)
uart10
time-management10
watchdog10
c-programming10
c1110
linux-kernel10
c1710
i2c10
kernel10
clock10
device-tree10
device-driver10
driver10
sys10
imx610
Programming languages (10)
Github contributions (5)
OP-TEE/optee_os
Aug 2017 - Jun 2019
Trusted side of the TEE
Role in this project:
Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:19 commits, 9 PRs, 83 comments in 1 year 10 months
Contributions summary:Bryan contributed significantly to the i.MX platform within the OP-TEE OS, demonstrating expertise in embedded systems development. Their work involved adding board definitions for i.MX7S WaARP7, importing necessary dependencies like strtoul and strrchr from newlib, and implementing device tree overlay functionality. Furthermore, they made adjustments to CAAM job-ring permissions, and implemented Watchdog driver modifications, showing a strong understanding of the system's hardware and secure environment interactions.
trustedtee
ARM-software/arm-trusted-firmware
May 2018 - Mar 2019
Read-only mirror of Trusted Firmware-A
Role in this project:Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:39 commits, 12 PRs, 59 comments in 9 months
Contributions summary:Bryan primarily focused on low-level hardware and firmware development within the i.MX7 platform, as evidenced by their work in the Trusted Firmware-A (TF-A) repository. Their contributions include implementing a crash console UART driver, adding an initial AIPS (AHB-to-IP TrustZone) initialization routine, defining the memory map and platform-specific definitions. The user also worked on adding various clock APIs to configure UART, USB and watchdog blocks. The contributions show expertise in system bring-up and hardware initialization.
firmware
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