Johanes Cristanto@johanzcoolzsoftware engineer at grabFollow BadgesProblem SolvingDays of Code CertificationsCertificate: Problem Solving (Basic)VerifiedskillWork Experiencejohanzcoolz has not updated employment details yet.Educationjohanzcoolz has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/johanes-cristanto Skillsjohanzcoolz has not updated skills details yet.