BKT Smart Banking

Finance • Banking • 300K+ Downloads

Enterprise-grade secure banking application with biometric authentication, payment gateways handling 100K+ daily transactions, offline-first architecture using Room, and MVI pattern with StateFlow. Reduced UI inconsistencies by 40% and achieved 99.5% crash-free rate.

Kotlin Clean Architecture Jetpack Compose MVVM + MVI Hilt Coroutines OAuth 2.0 Biometric Auth
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BKT Smart Banking App

KocAilem

Lifestyle • E-commerce • 200K+ Downloads

Full-featured lifestyle and e-commerce platform with messaging capabilities. Improved user engagement by 20% through optimized UI/UX using ViewBinding, ConstraintLayout, and RecyclerView with DiffUtil. Established CI/CD pipeline with GitHub Actions reducing deployment time by 50%.

Kotlin MVVM Retrofit Room Hilt Jetpack Navigation Coroutines GitHub Actions
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KocAilem App

Enerjisa Mobile

Enterprise • Energy Sector

Migrated 3 legacy Java enterprise apps to Kotlin, improving code maintainability by 40% and reducing codebase by 30%. Refactored to MVVM architecture with LiveData and Data Binding, reducing memory leaks by 60%. Integrated Firebase Analytics, Crashlytics, and third-party energy billing systems.

Kotlin MVVM RxJava Retrofit Firebase Crashlytics LiveData Data Binding
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Enerjisa Mobile App

Airline Booking App

Travel • 10K+ Active Users

Architected from scratch using Clean Architecture principles. Implemented reactive state management with MVI pattern, Kotlin Coroutines, and StateFlow. Built offline-first architecture with Room database achieving 99.5% crash-free rate and 60 FPS UI rendering. Reduced app size by 25% through ProGuard/R8 optimization.

Kotlin Jetpack Compose Clean Architecture MVI StateFlow Room ProGuard/R8
Airline Booking App