Patryk Obara
Lead Principal Software Engineer at Luxoft
Wroclaw Metropolitan Area Poland
Summary
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Rockstar🎓
Top SchoolPatryk Obara is a Lead Principal Software Engineer with 17 years of experience, based in the Wroclaw metropolitan area, specializing in system programming and a strong affinity for functional languages. He combines hands-on refactoring expertise—demonstrated by significant modernizations to the Git codebase around object ID handling—with leadership in shaping robust software development processes at scale. Known for clean, elegant design, he helps teams improve maintainability and delivery while retaining deep technical involvement in core backend systems. A dual alumnus of Jagiellonian University and Uniwersytet Wrocławski in Computer Science, he blends academic grounding with practical contributions to one of the most widely used open-source projects.
17 years of coding experience
Computer Science, Computer Science at Uniwersytet WrocławskiComputer Science, Computer Science at Jagiellonian University
English, Polish
Stackoverflow
1,847reputation
144kreached
58answers
2questions
Github Skills (16)
c1710
git10
refactoring10
object-oriented-programming10
c1110
data-structure9
system-programming9
low-level-programming9
data-structures9
low-level9
shell7
bash6
github6
parsing6
git-subtree6
Programming languages (17)
Github contributions (5)
git/git
Aug 2017 - Jan 2018
Git Source Code Mirror - This is a publish-only repository but pull requests can be turned into patches to the mailing list via GitGitGadget (https://gitgitgadget.github.io/). Please follow Documentation/SubmittingPatches procedure for any of your improvements.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:24 commits in 5 months
Contributions summary:Patryk primarily focused on refactoring and modernizing the Git codebase, with a strong emphasis on object ID representation. They converted various functions to use `struct object_id` instead of `unsigned char sha1` and refactored related code to support the changes, demonstrating a deep understanding of Git's internal data structures. The contributions include rewriting core functions related to graft parsing, file indexing, and object handling, significantly improving the code's maintainability and potentially its future flexibility. They also improved error logging for HTTP push operations.
hacklanggit-clientmercurialfollowlibgit2
dreamer/zapisy_zosia
Nov 2008 - Jan 2012
Contributions:181 commits in 3 years 2 months
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