Piotr Szczęśniak
Senior Software Engineer at CKEditor
Gmina Konopiska, Śląskie, Poland
Summary
🤩
Rockstar🎓
Top SchoolPiotr Szczęśniak is a senior software engineer with over a decade of experience building full-stack web applications, blending a strong backend foundation in Python, PHP and multiple databases with modern frontend expertise in vanilla JS and Vue.js. He has a track record of delivering fast, consistent, user-friendly interfaces and has contributed UI improvements to the high-profile CKEditor 5 project, focusing on image accessibility and UX. Piotr’s toolset spans build systems (Webpack, Gulp, Yarn), frontend rendering (Canvas) and backend JavaScript (Express), enabling him to bridge legacy architectures and contemporary SPA workflows. He’s experienced in designing database-backed web systems from Oracle and PostgreSQL to MongoDB and browser IndexedDB, giving him practical depth across storage ecosystems. Comfortable leading implementations and code reviews, he’s worked both as a freelancer and in product teams, mentoring peers and shaping frontend best practices. Known for curiosity and adaptability, Piotr often gravitates toward tasks that improve usability and accessibility behind the scenes.
10 years of coding experience
18 years of employment as a software developer
Engineer's degree Information Technology, Engineer's degree Information Technology at Politechnika Częstochowska
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (6)
html10
css10
javascript10
user-interface10
ui-components10
react9
Programming languages (6)
Github contributions (5)
ckeditor/ckeditor5
Sep 2022 - Dec 2022
Powerful rich text editor framework with a modular architecture, modern integrations, and features like collaborative editing.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:377 reviews, 54 commits, 209 PRs in 3 months
Contributions summary:Piotr primarily contributed to the development of UI components, focusing on enhancing the user interface and user experience. Their work involved modifying and implementing image-related functionalities, specifically integrating features for editing image alt text and enhancing the user interface. The contributions were focused on improving the look and feel of the application.
rich-textwysiwyg-editorlexicalrichtexttinymce
pszczesniak/kapi-flex
Jul 2016 - Feb 2024
Complete css grid system based on flex.
Contributions:1 release, 3 PRs, 33 pushes in 7 years 7 months
grid-systemcss-gridgrid-layoutcsscss-grid-system
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