About us

testerzy.pl is a portal which belongs to 21CN Group.

 

Trainers & consultants

 

Radosław Smilgin

Owner of 21CN

An independent consultant and trainer in the field of software testing, QA and requirements engineering.

 

 

Łukasz Złocki

Expert at advanced web application development and quality assurance through test automation. In his professional career Łukasz worked as a web developer, programmer, tester and test manager.

 

 

Jacek Okrojek

Chief Software Engineer at Rule Financial. Tester and test manager with years of experience in testing high-availability systems.

 

 

Piotr Krzosa

Expert at software development and quality assurance through test automation.

 

 

Monika Braun

QA enthusiast who combines passion with business responsibilities. Always ready to discuss quality and testing matters.

 

Accreditation

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