Sergey Akimov@akserg80Follow BadgesProblem SolvingJavaPythonDays of CodeSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceakserg80 has not updated employment details yet.Educationakserg80 has not updated education details yet.Linksakserg80 has not updated links details yet. Skillsakserg80 has not updated skills details yet.