Jan Orel
Cloud Engineer at OpenNebula
Czechia
Summary
🤩
Rockstar🎓
Top SchoolJan Orel is a Cloud Engineer with 11 years of experience building and operating cloud and edge platforms, currently contributing to OpenNebula. He blends deep Unix/Linux systems expertise from early sysadmin roles with practical software engineering gained at GoodData and OpenNebula, focusing on backend, DevOps and networking reliability. His open-source work on OpenNebula includes bug fixes, race condition mitigation in VXLAN/Open vSwitch modules, and extending Python bindings—demonstrating attention to both low-level networking and developer ergonomics. Based in Czechia with an Mgr. in Computer Systems from Masaryk University, he often pairs hands-on scripting and automation with clear technical writing, having improved project documentation as well. Colleagues rely on him for pragmatic solutions that reduce operational friction and improve platform robustness.
11 years of coding experience
13 years of employment as a software developer
Mgr., Computer systems, Mgr., Computer systems at Masaryk university
Github Skills (32)
administrator10
restructuredtext10
admin10
cloud-computing10
python10
scripting10
rs10
system10
script10
administration10
sys10
virtualization10
opennebula10
system-administration10
sh10
Programming languages (10)
Github contributions (5)
OpenNebula/one
Oct 2018 - Jan 2023
The open source Cloud & Edge Computing Platform bringing real freedom to your Enterprise Cloud 🚀
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:7 reviews, 490 commits, 159 PRs in 4 years 3 months
Contributions summary:Jan primarily contributed to the OpenNebula Cloud & Edge Computing Platform by implementing features, fixing bugs, and improving existing functionality. Their work included modifying the `install.sh` script to accept parameters, downcasing usernames in the LDAP authentication driver, and addressing race conditions within the VXLAN and OpenvSwitch networking modules. The user also introduced and updated Python bindings for the project while enhancing existing functionality in the TransferManager and other related files within the source code.
gcpvirtualizationvdiedge-computingvms
OpenNebula/docs
Oct 2018 - Jan 2023
OpenNebula Documentation
Role in this project:Technical Writer
Technical WriterContributions:4 reviews, 186 commits, 198 PRs in 4 years 4 months
Contributions summary:Jan primarily contributed to the OpenNebula documentation, making several updates and corrections across various sections. The contributions focused on clarifying existing documentation, introducing new content, and improving the overall accuracy and completeness of the documentation. The user addressed typos, updated installation instructions, and added new documentation related to features like the Python bindings.
sphinx-extensionopennebulasphinxsphinx-doc
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