Jaroslav Jahoda@RubyStoneCzech RepublicFollowAboutEducationCzech Technical University of Prague, Prague BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork ExperienceRubyStone has not updated employment details yet.EducationCzech Technical University of Prague, Prague