Joseph earned his Bachelor of Law degree with cum laude honors from Brawijaya University in 2021, specializing in Criminal Law. He then obtained a Master of Law degree with a specialization in Intellectual Property Law from the University of Indonesia in 2024.
He passed the bar exam in 2021 and is responsible for litigation in both criminal and commercial matters at Kartika & Rouly Law Firm. He also has strong qualifications in Intellectual Property Law.