Seriously happy
In a company based on values, each one lives a unique culture, making the
magic happen, with fun and wellness. That's all about us.
Our Team
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Frederico Caldeira Knabben
CEO
Coming from Brazil, Frederico moved his focus to web development in his new Italian life. Working on a CMS and not satisfied with the available editing solutions, he created the predecessor of CKEditor, FCKeditor. That was the birth of today's CKSource.
Frederico holds a bachelor degree in Marketing and Advertising and more than 15 years experience in the IT market as a developer and business man.
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Wiktor Walc
CTO
Motto
Make it as simple as possible, but not simpler
Joined us in
2007
Current location
Living in Gdynia (Poland), Wiktor enjoys working with a team of professionals. His main interest is web application security, he's also a PHP enthusiast.
Wiktor holds a bachelor degree in computing science from the University of Gdansk and 8 years experience in software development.
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Garry Yao
JavaScript Developer
Motto
BIG = tininess.map( precise ).reduce( concise )
Joined us in
2009
Current location
Yao had been fascinated by the JavaScript universe since his first job of web development back in 2007 before joining CKSource, which brought him the enthusiasm of authoring elegant and pragmatic applications by pushing the boundaries of web browsers.
Back to school days, Yao had once enjoyed researching and writing open source Java libraries as a student of C.S. major at BeiHang university.
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Michal Kesicki
OSS Projects Lead
Michal comes from Koszalin, Poland. His work for CKSource gives him a great opportunity to professionally fulfill a challenging but rewarding environment of experienced co-workers; all that without having to move.
Michal obtained master's degree in 2008. Michal knows that constant development is a must. For him it is also passion, therefore he constantly explores and builds on his existing professional experience.
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Anna Trojan
Documentation Manager
Anna lives near Gliwice, Poland. She is responsible for the development and continuous improvement of the documentation for CKSource products, aimed at all types of users. She also helps with making CKSource's corporate communication more clear.
Anna holds a M.A. degree in English and has broad experience in working with Computer Science related technical documents.
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Jakub Swiderski
QA / Junior Developer
Kuba lives in Kraków, Poland. He obtained his master's degree in 2009.
Kuba has three years of experience as a Java and JavaScript developer. He loves working and experimenting with "Java" languages, especially when surrounded by a group of professionals who share the same enthusiasm.
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Piotr Koszulinski
JavaScript Developer
Motto
JavaScript is to Java as Hamster is to Ham.
Joined us in
2012
Current location
Piotrek joined CKSource in 2012, just after obtaining bachelor's degree in computer science at Wroclaw University of Technology.
Since 2008 JavaScript is Piotrek's main interest and topic of many thorough articles on his blog. He deeply believes that there's a future for JavaScript - on both front and back ends. By joining CKEditor's team Piotrek gained a great opportunity to discover the world of large JavaScript projects.
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Damian Czepierga
PHP Developer
Damian lives in Tychy, Poland. Damian is a PHP Developer with 5 years of experience in software development.
He obtained master's degree from University of Silesia in 2010 and now gains experience in various projects based on PHP.
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Sebastian Stefanov
Customer and Community Manager
Motto
You don’t stop playing because you grow old; you grow old because you stop playing.
Joined us in
2012
Current location
Even though he might not look very Polish, Sebastian was actually born in Warsaw, though he spent most of his life in Montreal where he got a University degree in Translation from French to English.
Sebastian enjoys spending his free time playing around with Photoshop, installing various Linux distros, running the occasional website and spending excess energy at the gym.
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Karol Gawlowski
ASP.NET Developer
Motto
If it's too hard you're probably doing it wrong
Joined us in
2010
Current location
Living in Katowice (Poland) Karol enjoys working with Microsoft technology especially .NET. For Karol working in a team of professionals is a pleasure and opportunity to evolve. He enjoys sharing his knowledge with others in a friendly environment.
He obtained MSc Eng degree from Silesian University of Technology and now gains experience as professional software developer.
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Aleksander Nowodzinski
JavaScript Developer
Olek lives in Wroclaw, Poland and holds a bachelor's degree in Teleinformatics. He worked as a freelance web developer and designer until he joined CKSource.
Driven by 5 years of experience, Olek is a huge enthusiast of flexible web solutions and interfaces. His passion is implementing ideas with JavaScript to make life easier.
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Robert Mikolajuk
PHP Developer
Motto
"It's in our hands... It always was..."
Joined us in
2012
Current location
Living in Biala Podlaska (Poland), Robert enjoys playing with new web technologies. Working on web application tries to see the big picture.
Robert holds a bachelor degree in Computing Science, bachelor degree in Management and Marketing, MSc in E-business and postgraduate diploma in Linux Administration. Professionally involved in web developing since 2007.