Bartłomiej Kalemba is a Senior Full Stack Engineer with nine years of experience building web and game-related software, currently driving full-stack initiatives at G2A.COM. He combines front-end expertise and test automation—demonstrated by contributions to the enterprise-grade CKEditor4 project where he improved test coverage and fixed edge-case editor bugs—with backend work in Node.js, MongoDB and Nuxt/Vue. His background spans game engines (Unity, Unreal) and business applications, giving him a pragmatic systems view that bridges interactive UX and robust server-side functionality. A former team lead, he pairs hands-on coding with requirements analysis and project planning, and his unusual blend of game programming and enterprise QA makes him comfortable tackling both performance-sensitive clients and large codebases.
9 years of coding experience
9 years of employment as a software developer
Inżynier (Inż.), Informatyka - Multimedia. programowanie gier, 5, Inżynier (Inż.), Informatyka - Multimedia. programowanie gier, 5 at Polsko-Japońska Wyższa Szkoła Technik Komputerowych w Warszawie
Licencjat (Lic.), Wychowanie fizyczne/fitness, Licencjat (Lic.), Wychowanie fizyczne/fitness at Akademia Wychowania Fizycznego w Katowicach
English
Stackoverflow
Stats
1reputation
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Github Skills (6)
html10
unit-testing10
automated-tests10
javascript10
test-automation10
testing10
Programming languages (8)
TypeScriptRustJavaScriptVueZigLuaHTMLRich Text Format
The best enterprise-grade WYSIWYG editor. Fully customizable with countless features and plugins.
Role in this project:
Front-end Developer & Test Automation Engineer
Contributions:288 reviews, 754 commits, 102 PRs in 1 year 10 months
Contributions summary:Bartłomiej primarily focused on testing and quality assurance within the CKEditor4 repository. Their contributions included adding new test cases, cleaning up test code, and fixing issues related to test assertions. They also addressed specific bugs and improvements, such as handling editor content correctly in various scenarios. These commits indicate a strong emphasis on ensuring the editor's reliability and functionality through comprehensive testing.
Browser extension to allow vim keys for text editing.
Contributions:3 releases, 12 PRs, 34 pushes in 3 years 2 months
firefoxtext-editingvimbrowserkeys
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Bartłomiej Kalemba - Senior Full Stack Engineer at G2A.COM