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

  • Fred's photo

    Frederico Caldeira Knabben

    CEO

    Motto

    Enjoy the magic you have in your hands

    Joined us in

    2003

    Current location

    Warsaw, Poland

    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.

  • Aneta's photo

    Aneta Jastrzębska

    Business Manager

    Motto

    Those who fail are the ones who do not try

    Joined us in

    2009

    Current location

    Warsaw, Poland

    Based on 9 years experience on several different fields, Aneta joined CKSource to leverage the company management strategy. She enjoys this unique environment as well as cooperation with the team members.

    Aneta holds a MS in Human Resource Management, Bachelor with Hons in European Economy and Management and Bachelor in German and English languages. She is a nature and animal lover.

  • Wiktor's photo

    Wiktor Walc

    Project Manager

    Motto

    Make it as simple as possible, but not simpler

    Joined us in

    2007

    Current location

    Gdynia, Poland

    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 Gdańsk and 8 years experience in software development.

  • Tobiasz

    Tobiasz Cudnik

    JavaScript Developer

    Motto

    Always use the right tool for the job

    Joined us in

    2009

    Current location

    Rybnik, Poland

    Living in Poland, Tobiasz enjoys working remotely. Besides CKSource, he's the maintainer of the phpQuery and QueryTemplates FOSS projects. He believes in vendor-free standards and the Open Source software model. He's blogging in the spare time.

    Tobiasz has 7 years experience in software development. He's now concluding his engineer studies in Computer Science.

  • Tobiasz

    Michał Kęsicki

    PHP Developer

    Motto

    You make the way as you walk

    Joined us in

    2010

    Current location

    Koszalin, Poland

    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.