Michal Domonkos
Senior Software Engineer at Red Hat
Brno, Southeast, Czechia
Summary
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Rockstar🎓
Top SchoolMichal Domonkos is a Senior Software Engineer with 11 years of experience focused on package management for RHEL/Fedora at Red Hat, where he progressed from QA intern to subsystem lead and now develops core RPM/DNF functionality. He brings deep back-end expertise in C and build infrastructure, having fixed memory leaks, refactored GPG signing, added transaction progress callbacks, and improved build-time Python handling in widely used open-source projects like rpm and dnf. Michal combines hands-on bug fixing and feature work with subsystem-level coordination—he’s driven release planning and stakeholder communication for the package management stack. Based in Brno, he pairs rigorous applied-informatics training with rare institutional knowledge of Linux packaging internals that few engineers outside distro teams possess.
11 years of coding experience
9 years of employment as a software developer
Applied Informatics, Applied Informatics at Masaryk University BrnoApplied Informatics, Applied Informatics at Univerzita Komenského v Bratislave
English, German, Slovak, Czech
Stackoverflow
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Github Skills (21)
python10
package-management10
dnf10
build-system10
c1110
c1710
rpm10
command-line-interface9
command-line9
cli9
refactoring9
build-automation8
testing8
pg7
memory-management7
Programming languages (8)
Github contributions (5)
rpm-software-management/rpm
Dec 2015 - Jan 2023
The RPM package manager
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 366 reviews, 91 commits in 7 years 2 months
Contributions summary:Michal made significant contributions to the RPM package manager, focusing on improving its functionality and robustness. They implemented a new callback type for transaction progress, handled incomplete escape sequences in the query format, and optimized package build prioritization based on size. The user also addressed several memory leaks and refactored code related to GPG signing, demonstrating a focus on code quality and performance. Furthermore, they added a test for file query functionality and enhanced file query support.
build-toolpackage-managerpackages
rpm-software-management/dnf
Nov 2015 - Nov 2019
Package manager based on libdnf and libsolv. Replaces YUM.
Role in this project:Back-end Developer
Back-end DeveloperContributions:48 commits, 25 PRs, 3 pushes in 4 years 1 month
Contributions summary:Michal primarily contributed to the DNF package manager's codebase, focusing on bug fixes, refactoring, and feature enhancements. Their work included correcting typos in documentation, adding functionality to the output module to display skip counts in transaction summaries, and refactoring code for improved structure and maintainability. Additionally, the user made changes related to the build process, including making Python 2/3 binaries at build time and migrating cachedir properties, which indicates a focus on build infrastructure and optimization. The user also made changes for the RPM callbacks, which includes fixing the erasure callbacks.
pythonrpmpackage-managerlinuxyum
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