Michal Rus
Wroclaw Metropolitan Area Poland
Summary
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Rockstar🎓
Top SchoolMichal Rus is a software engineer with 15 years of experience specializing in Haskell and Nix-driven development, based in the Wroclaw metropolitan area. He has contributed to notable open-source projects including IOHK's Daedalus cryptocurrency wallet, where he improved build and CI pipelines, cross-platform builds, and binary signing processes. His work spans backend and DevOps, and he has a track record of improving developer tooling and user experience—evident from contributions to Emacs Haskell tooling (intero) and enhancing Scala linting in wartremover. Michal combines deep functional programming expertise with practical build-system savvy, often focusing on build reproducibility and developer ergonomics that quietly reduce long-term maintenance pain.
15 years of coding experience
AGH University
English, Polish, German
Stackoverflow
1,816reputation
172kreached
22answers
31questions
Github Skills (29)
nix10
scripting10
testing10
bash10
emacs-lisp10
scala10
script10
build-automation10
linter10
sh10
shell10
haskell10
macros9
unit-testing9
cicd9
Programming languages (26)
Github contributions (5)
input-output-hk/daedalus
Mar 2022 - Jan 2023
The open source cryptocurrency wallet for ada, built to grow with the community
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:4 releases, 100 reviews, 254 commits in 10 months
Contributions summary:Michal contributed to the Daedalus wallet project by implementing features and fixing build issues related to the `nix-shell` environment. Their work involved modifying build scripts and configurations to allow for specifying initial commands within the `nix-shell` environment, as well as fixing issues with the Linux and Windows builds. Additionally, they implemented changes related to the signing of binaries and contributed to a new buildkite pipeline.
cryptocurrency
wartremover/wartremover
Jan 2014 - Aug 2014
Flexible Scala code linting tool
Role in this project:Back-end Developer
Back-end DeveloperContributions:24 commits, 17 comments, 4 issues in 7 months
Contributions summary:Michal primarily contributed to the `wartremover` project by enhancing its code linting capabilities. Their work involved modifying the core logic of the linting tool, including the addition of new checks and rules, and addressing existing issues related to XML literals and case classes. They also made improvements to the testing framework, refactoring tests and adding new test cases to improve the tool's reliability and coverage. These contributions suggest a focus on improving the functionality and accuracy of the Scala code linting tool.
lintingscalacompiler-pluginmacroslinter
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