Dávid Birkás@HCSilexFollow BadgesProblem SolvingCPP CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork ExperienceHCSilex has not updated employment details yet.EducationHCSilex has not updated education details yet.LinksHCSilex has not updated links details yet. SkillsHCSilex has not updated skills details yet.