Grzegorz Twardowski
Multi-tasking Software Engineer at Kodilla
Cracow Metropolitan Area Poland
Summary
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SeniorGrzegorz Twardowski is a multi-tasking software engineer with 11 years of experience delivering web and backend solutions from Kraków, currently at Atlassian and working as a full‑stack JavaScript contractor. He blends hands‑on engineering with mentorship—teaching web development at Kodilla—while previously shaping enterprise applications and team processes at Vattenfall, where he also served as Scrum Master. Comfortable across the stack, his open‑source work includes meaningful backend improvements to lob/generate-changelog, showing attention to robustness, UX of CLI tools, and scaling git integrations. Known for a curious approach—regularly asking “why?” to drive deeper understanding—he excels at turning fuzzy requirements into maintainable, user-focused code.
11 years of coding experience
8 years of employment as a software developer
English, French, German, Polish
Github Skills (9)
git10
nodejs10
javascript10
command-line9
cli9
computer-engineering9
command-line-interface9
testing8
chai8
Programming languages (7)
Github contributions (5)
lob/generate-changelog
Apr 2017 - Sep 2017
Generate a changelog from git commits.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 commits, 7 PRs, 19 comments in 5 months
Contributions summary:Grzegorz focused on improving the functionality and maintainability of the changelog generation tool. Their contributions included adding the ability to exclude commit types using a new command-line option, fixing an issue where commit categories could be empty, addressing a bug related to date formatting in the changelog, and updating the list of commit types. They also optimized the git integration to handle larger outputs. These changes demonstrate a strong understanding of the project's core logic and user interface.
changelogcommitsconventional-changelog
78nine/release-commit
Jun 2017 - Jul 2022
Commit (and tag) a release with automatic CHANGELOG.md and DEPENDENCIES.md updates
Contributions:3 PRs, 16 pushes, 8 branches in 5 years 2 months
changelogdependenciesupdatescommit
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