Mateusz Gorzeliński

Software Engineer I Technical Writer at CKEditor

Lower Silesian Voivodeship, Poland
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Summary

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Mateusz Gorzeliński is a software engineer and technical writer with eight years of experience blending engineering rigor and humanistic curiosity to build and document web tooling. Based in Lower Silesia, Poland, he contributes to the prominent CKEditor 5 project—improving documentation, links, and UI snippets—to make a complex rich-text framework more accessible to developers. His background in electronics and telecommunications and early roles in SEO and web development give him a practical end-to-end perspective on product, performance, and discoverability. A prolific learner and blogger, he pairs hands-on coding with thoughtful analysis of cognition and media, often surfacing documentation and UX improvements that others overlook.
code8 years of coding experience
bookBachelor of Science Engineer, Electronics and Telecommunications, Bachelor of Science Engineer, Electronics and Telecommunications at Politechnika Poznańska
languagesPolish, English, German
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Github Skills (7)

ckeditor10
documentation10
html9
typescript-types7
javascript7
typescript7
typescripts7

Programming languages (5)

TypeScriptMDXCSSJavaScriptRich Text Format

Github contributions (5)

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ckeditor/ckeditor5

Dec 2022 - Jan 2023

Powerful rich text editor framework with a modular architecture, modern integrations, and features like collaborative editing.
Role in this project:
userTechnical Writer
Contributions:335 reviews, 25 commits, 201 PRs in 1 month
Contributions summary:Mateusz primarily focused on documentation updates within the ckeditor5 repository. Their commits modified existing documentation files, corrected links, and rearranged content for clarity and improved navigation. The changes involved updating links across multiple file types (HTML, JavaScript, TypeScript) and adding snippets for UI components, demonstrating a focus on maintaining and improving the quality and organization of the project's documentation.
rich-textwysiwyg-editorlexicalrichtexttinymce
gorzelinski/gorzelinski.com

Aug 2021 - Mar 2025

A codebase for my personal website, blog, and portfolio.
Contributions:94 PRs, 507 pushes, 39 branches in 3 years 7 months
bloggingdesign-systemjamstackjestmdx
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Mateusz Gorzeliński - Software Engineer I Technical Writer at CKEditor