Roman Khaziev@hrrh2010Follow BadgesProblem SolvingJavaPythonSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencehrrh2010 has not updated employment details yet.Educationhrrh2010 has not updated education details yet.Linkshrrh2010 has not updated links details yet. Skillshrrh2010 has not updated skills details yet.