Aarne Rissanen@aarne_rissanenConsultant at OxeraUnited KingdomFollow BadgesProblem SolvingJava CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillWork Experienceaarne_rissanen has not updated employment details yet.Educationaarne_rissanen has not updated education details yet.