Patrick E.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Are you in search of a seasoned Android expert who can transform your app ideas into reality while ensuring they perform at their best? Look no further! With a decade of hands-on experience in the ever-evolving world of mobile app development, I bring a wealth of expertise to your project. I specialize in crafting top-performing native Android applications that cater to various industries such as fintech, telecommunications, education, music & entertainment, and delivery services. I hold effective communication in high regard, ensuring that you will always keep the full control over your project. You can count on clear updates, responsive collaboration, and a partner who puts your needs first. Together, we'll turn your vision into a successful and high-impact mobile app. Reach out to me and let's get started. Technologies I have mastered include: • Android app development • Kotlin • Java • Clean Architecture / Design Patterns • MVVM • Kotlin Flows and Coroutines • Retrofit • Room (caching for offline functionality) • UI design - XML & Jetpack Compose • Unit Testing / UI Testing / End to end testing • Firebase • Dagger Hilt • Jetpack Security • Moshi / Gson • Android Hardware - Bluetooth / Camera • API Development - Spring Boot • SQLite, Mongo DB, PostreSQL, MySQL, Firebase Realtime Database, Cloud Firestore, Oracle • Glide / Coil • CI/CD - Github Actions / Gitlab • Github / Bitbucket / Gitlab