Calin Crisan
Self-employed
Timiș, Romania
Summary
🤩
Rockstar🎓
Top SchoolCalin Crisan is an experienced software architect and engineer with 16 years building scalable services, embedded/linux systems, and cloud infrastructure from Romania. He combines deep Python and Linux expertise with hands-on DevOps work—maintaining projects like the widely used motionEyeOS for Raspberry Pi and updating kernels, firmware and build processes. As a former CTO and senior engineer, he has led multiple teams, migrated services to AWS/DigitalOcean, and solved production-critical issues such as Postgres idle-in-transaction problems. A fast learner and open-source advocate, he bridges low-level system integration and high-level web platforms, making him effective across full-stack and edge-device environments.
16 years of coding experience
16 years of employment as a software developer
Master's degree, Signal Processing, Postgraduate Degree, Entrepreneurial Opportunities in Blockchain, 3, Telecommunications, Bachelor's degree, Electronics & Telecommunications, Master's degree, Signal Processing, Postgraduate Degree, Entrepreneurial Opportunities in Blockchain, 3, Telecommunications, Bachelor's degree, Electronics & Telecommunications at Politehnica University of Timisoara
West University of Timisoara
Politehnica University of Timisoara
English, French
Stackoverflow
399reputation
13kreached
1answer
1question
Github Skills (18)
buildroot10
firmware10
linux-kernel10
sys10
updater10
embedded10
live-update10
raspberry-pi10
makefile9
system-administration9
html6
django-admin6
django-models6
google-chrome6
django6
Programming languages (11)
Github contributions (5)
motioneye-project/motioneyeos
Oct 2015 - Jan 2022
A Video Surveillance OS For Single-board Computers
Role in this project:
DevOps Engineer & System Integrator
DevOps Engineer & System IntegratorContributions:142 releases, 1365 commits, 61 PRs in 6 years 4 months
Contributions summary:Calin focused on maintaining and updating the motionEyeOS project, demonstrating proficiency in system-level configuration and integration. Their contributions primarily involved updating core system components such as the Linux kernel, firmware, and userland components for Raspberry Pi, as well as integrating support for new devices and system dependencies like Bluetooth firmware. Furthermore, they were also responsible for refining the build process by including essential packages, and making various improvements such as using more reliable tools for SD card image writing.
video-surveillancesingle-board-computerssurveillancelinuxcomputers
qtoggle/qtoggleos
Oct 2019 - Dec 2022
A lightweight qToggle OS for the Raspberry Pi
Contributions:2 releases, 415 commits, 22 PRs in 3 years 3 months
raspberry-piimagesensorsraspberryhome-automation
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.