Tanya Koval@tanya_koval_poz1Software EngineerPolandFollow BadgesProblem SolvingJavaDays of CodeDays of JS CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencetanya_koval_poz1 has not updated employment details yet.Educationtanya_koval_poz1 has not updated education details yet.