Dhafindra Razaqa Stefano

Dhafindra Razaqa Stefano, Dhafin to the team, is one of the four co-founders of RideCheck and its project manager. An Informatics graduate of Telkom University in Bandung, Dhafin joined the Apple Developer Academy in Bali in 2025, where RideCheck began.

On RideCheck, Dhafin runs the project and writes iOS front end at the same time: screens built in an MVVM structure on WidgetKit, CoreLocation, CoreMotion and MapKit and wired to the back end, and the app’s move to Apple’s Liquid Glass design, done to the Human Interface Guidelines. Dhafin also pitched RideCheck at Astranauts.

Before the Academy, Dhafin worked in machine learning. The thesis classified Robusta coffee beans by roast level with a Vision Transformer, reaching 97.78% accuracy on the test set. Dhafin was part of the 2024 Machine Learning cohort at Bangkit Academy, earning its Developer Certification for Machine Learning, and built a dynamic room-pricing model as a machine learning intern at Bukit Vista.

At Telkom University, Dhafin was a teaching assistant for object-oriented programming, preparing 135 third-year students for their exams and helping 15 teams finish their projects.