At just 20 years old, Rangga Hadi Putra has emerged as a standout figure in the mobile tech scene, currently serving as a Tech Lead & Co-Founder at Gako, and QA Engineer at PT Telkom Indonesia. His journey reflects a rare blend of technical depth and leadership, having successfully led the development of a Kotlin Multiplatform app with integrated Generative AI, published three iOS applications on the App Store, and driven quality engineering initiatives at enterprise scale.

Rangga's technical expertise includes delivering over seven mobile apps using MVVM, Clean Architecture, SwiftUI, Jetpack Compose, and Supabase. At Telkom, he introduced web and API automation testing using Katalon and Newman, reducing manual QA effort and improving test coverage. His strong academic record (GPA 3.85/4.00 at UPN "Veteran" Jakarta) is complemented by his contribution to education, having taught C++ to more than 250 students and consistently mentoring peers in mobile development.

As Co-Founder & Tech Lead at Gako, Rangga led architecture decisions, built reusable components, and enforced clean Git practices while implementing AI features like "curhatan to documentation." Beyond tech, Rangga also excels in organizational leadership, serving as Head of Academic Department in KSM Multimedia and HIMA, where he managed programs impacting 100+ students. His achievement in placing second in the Virtual Tourism AI Contest, combined with his leadership across both product and people, showcases his excellence in technical execution, community building, and youth empowerment. Rangga continues to inspire as a young innovator pushing the boundaries of mobile development and software quality.