Denis Sobolev@maddenvvsFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experiencemaddenvvs has not updated employment details yet.Educationmaddenvvs has not updated education details yet.LinksLinkedinu7cPsfbSo/loBKS3oH+5SJuyer04IWMpPVF1pZOYIZs= Skillsmaddenvvs has not updated skills details yet.