Sergei Razorenov@razor87Russian FederationFollow BadgesProblem SolvingJavaPythonSqlC language CertificationsCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillCertificate: Python (Advanced)VerifiedskillWork Experiencerazor87 has not updated employment details yet.Educationrazor87 has not updated education details yet.