Sergey Martynov@acemoreJunior DeveloperRussian FederationFollow BadgesProblem SolvingCPPJavaPythonDays of CodeDays of JSSqlC languageRuby CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: C# (Basic)VerifiedskillWork Experienceacemore has not updated employment details yet.Educationacemore has not updated education details yet.