Михаил Яковлев@mayakovlev175Russian FederationFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencemayakovlev175 has not updated employment details yet.Educationmayakovlev175 has not updated education details yet.