Demian Pikaliuk@pdemianBack-end engineerUkraineFollow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Python (Basic)VerifiedskillCertificate: Go (Basic)VerifiedskillWork Experiencepdemian has not updated employment details yet.Educationpdemian has not updated education details yet.