Having established workflows and knowledge how to make things done, a question about increasing qualifications and certifying the workers arises. Undeniably, the quality is one of the main targets in each development cycle both for the agency and the customer. It's obviously not just a QA's job to provide that, but having one increase you chances of success. During the investigation of the software quality certifying market, we came across different options. ISTQB satisfied us the most.