De ZHANG@xiaomutounSoftware engineerFranceFollow BadgesProblem SolvingDays of CodeDays of JS CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: Java (Basic)VerifiedskillCertificate: Problem Solving (Intermediate)VerifiedskillCertificate: Python (Basic)VerifiedskillWork Experiencexiaomutoun has not updated employment details yet.Educationxiaomutoun has not updated education details yet.