Vasily Sergeev@wwsergeevSoftware developer from Anstrem-TRussiaFollow BadgesProblem SolvingCPPJavaPython CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: Python (Intermediate)VerifiedskillWork Experiencewwsergeev has not updated employment details yet.Educationwwsergeev has not updated education details yet.