Balázs Seres@balazs_seres86HungaryFollow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: SQL (Basic)VerifiedskillWork Experiencebalazs_seres86 has not updated employment details yet.Educationbalazs_seres86 has not updated education details yet.