Middle Android Engineer

About the role

We are looking for a Middle Android Engineer to join a large‑scale digital transformation initiative in the financial services sector. The role focuses on building modern, customer‑centric mobile applications that serve millions of users with secure, scalable, and high‑performing digital banking solutions.

Key responsibilities

• Design, develop and maintain Android applications using Kotlin and the latest Android technologies.
• Collaborate with cross‑functional teams to deliver high‑quality mobile experiences.
• Contribute to architecture decisions, engineering standards and continuous improvement of the development lifecycle.
• Implement MVVM and Clean Architecture patterns, ensuring clean, testable code.
• Integrate RESTful APIs, manage state with ViewModel, StateFlow and Kotlin Coroutines.

Required profile

• 5+ years of commercial Android development experience.
• Currently residing in the Buenos Aires Metropolitan Area (CABA/AMBA).
• Strong proficiency in Kotlin (1.9.x or later).
• Solid understanding of MVVM, Clean Architecture and common design patterns.

Required skills

• Kotlin, Jetpack Compose, Material Design
• MVVM, Clean Architecture, Factory, Singleton, Repository, Observer patterns
• ViewModel, State, MutableState, StateFlow, SharedFlow, Kotlin Coroutines
• Dependency injection with Hilt/Dagger
• Retrofit, OkHttp, Kotlinx Serialization, Moshi
• JUnit, Compose Testing, Espresso, Mockito, MockK
• Navigation Component, Gradle (KTS), Firebase Crashlytics
• AI‑assisted development tools (GitHub Copilot, Microsoft 365 Copilot) and Prompt Engineering