David Harkness@dharknessTech LeadUnited StatesFollow BadgesProblem Solving CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Problem Solving (Advanced)VerifiedskillWork Experiencedharkness has not updated employment details yet.Educationdharkness has not updated education details yet.