Cristian Ciocâltea
Consultant Senior Software Engineer at Collabora
Brasov, Romania
Summary
👤
Senior🎓
Top SchoolCristian Ciocâltea is a senior consultant software engineer and long-time open-source Linux enthusiast with over three decades of programming roots and eight years of professional experience. Based in Brașov and currently at Collabora, he specializes in embedded Linux systems, Buildroot-based OSes, and low-level C/C++ development across telecom, healthcare, energy and travel domains. He is an active contributor to high-profile upstream projects—most notably the Linux kernel and U-Boot—where his recent work enables HDMI 2.1 support for Rockchip RK3588 platforms and brings HDMI0/HDMI1 support to popular boards like Rock 5B and Orange Pi 5 Plus. Comfortable working from board bring-up to device tree and DRM integration, he combines deep hardware knowledge with pragmatic system design. Beyond code, his trajectory from ZX Spectrum hobbyist to kernel contributor highlights a rare blend of long-term curiosity and contemporary embedded-systems impact.
8 years of coding experience
Bachelor's degree, Bachelor's degree at Politehnica University of TimisoaraTheoretical High School Sannicolau-Mare
Romanian, German, English
Github Skills (18)
bootloader10
hdmi10
c1110
linux-kernel10
c1710
device-tree10
u-boot10
sys10
embedded10
efi9
arm9
architectures8
clock8
i2c8
time-management8
Programming languages (4)
Github contributions (5)
torvalds/linux
Feb 2023 - Feb 2023
Linux kernel source tree
Role in this project:
Embedded Systems Engineer
Embedded Systems EngineerContributions:2 commits, 5 comments in 1 day
Contributions summary:Cristian primarily contributes to the Linux kernel source tree, focusing on the Rockchip RK3588 system-on-chip. Their work involves implementing support for the Synopsys DesignWare HDMI 2.1 Quad-Pixel (QP) TX controller, including adding a support library, configuring AVI and DRM info frames, and integrating the HDMI output port. Furthermore, the user adds and enables HDMI0 and HDMI1 support for the RK3588 EVB1, Rock 5B and Orange Pi 5 Plus, demonstrating direct engagement with device tree configurations.
kernellinux-kernellinuxkernel-source
cristicc/linux
Nov 2020 - Jun 2021
Linux kernel source tree
Contributions:104 commits, 239 pushes, 54 branches in 6 months
kernelkernel-sourcelinuxlinux-kernelbusybox
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.