Jonathan Siahaan@if312107Software Engineer at KMKFollow BadgesProblem SolvingJavaSql Certificationsif312107 has not earned any certificates yet. Work Experienceif312107 has not updated employment details yet.Educationif312107 has not updated education details yet.LinksLinkedinhttps://www.linkedin.com/in/jonathan-natanael-526b4777 Skillsif312107 has not updated skills details yet.