Soby Mathew
Principal Software Engineer at Arm
Greater Cambridge Area United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolSoby Mathew is a Principal Software Engineer and technical lead at Arm with 12+ years building secure, high-performance firmware and trusted execution stacks. He leads architecture and development for Arm CCA and TF-RMM within the Trusted Firmware ecosystem and has been a maintainer on Trusted-Firmware-A since 2014. His work spans complex platform migrations, power-management and GIC driver changes, and creating boot manifest and PSCI topologies—skills honed by early embedded Linux and multimedia SoC experience at STMicroelectronics and Sony. An open-source enthusiast, he contributes to the widely used ARM Trusted Firmware project, applying deep low-level expertise to real-world silicon constraints. Based in Greater Cambridge, he focuses on security for embedded systems and squeezing maximum performance from hardware, often designing solutions that anticipate platform-level interactions rather than just component fixes.
12 years of coding experience
7 years of employment as a software developer
Good Shepherd Public School ChanganasseryBachelor of Technology (BTech) Electrical Electronics and Communications Engineering, Bachelor of Technology (BTech) Electrical Electronics and Communications Engineering at Cochin University of Science and Technology
English, Malayalam, Hindi, Japanese
Github Skills (14)
firmware10
arm10
embedded10
architectures10
sys10
power-management10
architecture10
assemble9
assembler9
c-programming9
linux-kernel9
kernel9
assembly9
device-tree8
Programming languages (3)
Github contributions (5)
ARM-software/arm-trusted-firmware
Mar 2014 - Dec 2022
Read-only mirror of Trusted Firmware-A
Role in this project:
Back-end Developer
Back-end DeveloperContributions:563 commits, 241 PRs, 117 pushes in 8 years 10 months
Contributions summary:Soby's contributions involved migrating the ARM reference platforms, Juno and FVP, to the new PSCI power domain topology and composite power state frameworks. They implemented new platform APIs and made modifications to GIC drivers and the multi-console framework. Furthermore, they added support for various power management features and added a basic boot manifest creation framework.
trustedread-onlyfirmwareembedded
TF-RMM/tf-rmm
Nov 2022 - Mar 2023
Reference implementation of Arm-CCA RMM specification
Contributions:62 commits, 247 pushes, 7 tags in 4 months
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