I’m a passionate Android Developer from Indonesia 🇮🇩 with a deep focus on Kotlin, Jetpack Compose, and creating scalable, user-friendly mobile applications. Currently, I'm a student at Politeknik Kampar, Riau pursuing a D3 in Technology Information.

• 💼 I’m currently learning at Politeknik Kampar, Riau
• 💡 I’m interested in Android Development, Jetpack Compose, Kotlin, and Clean Architecture
• 🌱 Currently learning advanced Jetpack libraries, CI/CD, and modularization
• 🤝 I’m looking to collaborate on open-source mobile projects
• 📫 Reach me on Instagram @ringga_dev or visit my Website
• 🛠️ Tools & Languages: Kotlin, Java, Flutter, Jetpack Compose, Room, Hilt, Firebase, Git, Figma

• Kotlin & Jetpack Compose for UI/UX design and architecture
• MVVM (Model-View-ViewModel) for clean architecture
• Room for local databases
• Retrofit, Gson, OkHttp for networking
• Firebase (Auth, Firestore, Real-time DB)
• Hilt for Dependency Injection
• Flutter for cross-platform development

• Node.js & Express.js for server-side logic
• MongoDB & MySQL for databases
• REST APIs with JWT Authentication
• Docker for containerization

• Android Studio, IntelliJ IDEA, VS Code
• Git, GitHub, GitLab
• Postman for API testing
• Figma, Zeplin for UI/UX design

• Politeknik Kampar, Riau — D3 Teknologi Informasi (2022 - Present)
• Google Android Developer Certification (Planned)
• Courses:
  • Kotlin for Android Developers
  • Jetpack Compose Pathway – Google Developers

A modern Android app built with Jetpack Compose to manage phone information and settings. The app uses MVVM architecture for clean separation of concerns and follows Android best practices.

A multi-company hotel management system with booking features, designed using Node.js, MySQL, and JWT Authentication for a secure, scalable system.

An Android app that displays guitar chords for songs from the band Marjinal, using Jetpack Compose and HTML rendering for chord visualization.

@ringga-dev

@ringga-bf

@ringga-dev

@ringga-bf

@ringga-dev

@ringga-bf

I’m open to collaboration on:

• Open-source mobile projects
• Cross-platform app development
• Back-end integration for mobile apps

📬 You can reach me via:

• Instagram: @ringga_dev
• Email: ringgadev@gmail.com

“Good code is its own best documentation.” – Steve McConnell
“Programming is like writing a book, but if you miss out one important detail, the whole story makes no sense.” – Unknown