Android Developer

ALTEN Polska is a global leader in engineering and IT services with over 57,400 employees in 30+ countries supporting more than 6,500 clients worldwide. The company operates across various industries including aerospace, defense, security, maritime, automotive, rail and mobility, energy and environment, life sciences and health, industrial equipment and electronics, telecommunications, banking, finance and insurance, retail, media and services, public administration, and government sector. ALTEN Polska delivers complex and highly advanced technical projects at every stage of the value chain for prestigious global companies.

• Senior level with 6–8 years of experience.
• Minimum 3 years of experience developing Android applications in Kotlin.
• Strong knowledge of Android framework and libraries: Retrofit, Coroutines, Room.
• Ability to work with Android Lifecycle and manage application state using ViewModel and LiveData.
• Knowledge of application modularity principles and dependency management.
• Practical experience creating and maintaining CI/CD processes.
• Familiarity with design patterns and architectures: MVP, MVVM, Clean Architecture.
• Knowledge of mobile application security including:
  • Secure data storage (EncryptedSharedPreferences, Keystore).
  • Secure network communication (SSL Pinning, HTTPS).
  • Protection against reverse engineering and other threats.
  • Implementation of user authorization and authentication.
• Ability to diagnose and resolve problems including production incidents.
• Willingness to work in distributed teams and participate in code reviews and retrospectives.
• Knowledge of best practices in asynchronous programming (Coroutines, Flow).

• Develop and maintain Android mobile applications using Kotlin and Jetpack Compose.
• Design and implement solutions based on architectural patterns: MVP, MVVM, Clean Architecture.
• Integrate applications with network services using Retrofit.
• Manage dependencies using tools such as Koin, Dagger, Hilt.
• Work with Android Lifecycle and manage application state using ViewModel and LiveData.
• Apply best practices in asynchronous programming (Coroutines, Flow).
• Create and maintain CI/CD processes for mobile applications.
• Ensure mobile application security including:
  • Secure data storage (EncryptedSharedPreferences, Keystore).
  • Secure network communication (HTTPS, SSL Pinning).
  • Protection against reverse engineering and other threats.
  • Implementation of user authorization and authentication mechanisms.
• Diagnose and resolve issues including production incidents.
• Collaborate in distributed teams, participate in code reviews and retrospectives.

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