Hacker @dr_rostMobile Lead DeveloperFollow BadgesProblem SolvingSql Certificationsdr_rost has not earned any certificates yet. Work Experiencedr_rost has not updated employment details yet.Educationdr_rost has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/rostyslav-druzhchenko/ Skillsdr_rost has not updated skills details yet.