Vladimir Efimenko@efimenkoFollow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experienceefimenko has not updated employment details yet.Educationefimenko has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/vladimirefimenko Skillsefimenko has not updated skills details yet.