Sergei Veselkin@freesvRussiaFollow BadgesProblem SolvingCPPJavaPythonDays of CodeDays of JSSqlC language CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: Java (Intermediate)VerifiedskillCertificate: C++ (Basic)VerifiedskillCertificate: C++ (Intermediate)VerifiedskillCertificate: C++ (Advanced)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencefreesv has not updated employment details yet.Educationfreesv has not updated education details yet.