Java Android Developer

Summary

OVA.Work is seeking an experienced Java Android Developer to design, develop, test, and maintain high-quality Android mobile applications. The ideal candidate will collaborate with various teams to create scalable and user-friendly applications while ensuring code quality and performance.

Responsibilities

• Design, develop, test, and maintain Android applications primarily using Java
• Develop reusable, scalable, and maintainable application components
• Work extensively with Android SDK, Android Studio, and related Android development tools
• Integrate Android applications with RESTful APIs and backend services
• Implement application features based on business and functional requirements
• Work with Android components such as Activities, Fragments, Services, Broadcast Receivers, and Content Providers
• Implement responsive user interfaces using XML layouts and Material Design principles
• Manage local application data using SQLite and Room Database
• Handle JSON data parsing and communication between mobile applications and backend services
• Implement asynchronous operations, background processing, and network communication
• Apply appropriate Android application architecture patterns such as MVC, MVP, or MVVM
• Debug and troubleshoot application defects, crashes, memory issues, and performance problems
• Optimize applications for performance, responsiveness, reliability, and battery efficiency
• Write clean, efficient, maintainable, and well-documented Java code
• Perform unit testing and participate in application integration testing
• Collaborate with QA engineers to identify, reproduce, and resolve application defects
• Use Git or similar version-control systems for source-code management
• Participate in code reviews and follow established software-development best practices
• Support CI/CD processes for Android application builds and deployments
• Prepare and maintain applications for release through the Google Play Store
• Monitor production applications and resolve technical issues as required
• Stay current with Android platform updates, development standards, and mobile technology trends

Skills

• Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related field
• Minimum 3 years of professional Android application development experience
• Strong programming experience with Java
• Strong knowledge of Android SDK and Android application development
• Hands-on experience with Android Studio
• Strong understanding of Android application lifecycle and Android components
• Experience integrating RESTful APIs and web services
• Experience working with JSON and API-based data communication
• Knowledge of SQLite and/or Room Database
• Experience implementing Android UI using XML layouts
• Understanding of Material Design guidelines and responsive mobile interfaces
• Experience with application architecture patterns such as MVC, MVP, or MVVM
• Strong debugging, troubleshooting, and problem-solving skills
• Experience with Git and version-control workflows
• Understanding of object-oriented programming (OOP), data structures, and software-design principles
• Experience with Kotlin in addition to Java
• Knowledge of Jetpack components such as ViewModel, LiveData, Navigation, and WorkManager
• Experience with Retrofit or similar REST API libraries
• Experience with dependency-injection frameworks such as Dagger or Hilt
• Familiarity with Firebase services, including Crashlytics, Analytics, and Cloud Messaging
• Experience with push notifications and Firebase Cloud Messaging (FCM)
• Familiarity with Gradle build configuration and dependency management
• Experience with JUnit, Espresso, or other Android testing frameworks
• Knowledge of CI/CD tools such as Jenkins, GitHub Actions, or similar platforms
• Experience deploying and maintaining applications through the Google Play Console
• Understanding of mobile application security best practices

Qualifications

Must Haves

• Bachelor's degree in Computer Science, Information Technology, Software Engineering, or a related field
• Minimum 3 years of professional Android application development experience
• Strong programming experience with Java
• Strong knowledge of Android SDK and Android application development
• Hands-on experience with Android Studio
• Strong understanding of Android application lifecycle and Android components
• Experience integrating RESTful APIs and web services
• Experience working with JSON and API-based data communication
• Knowledge of SQLite and/or Room Database
• Experience implementing Android UI using XML layouts
• Understanding of Material Design guidelines and responsive mobile interfaces
• Experience with application architecture patterns such as MVC, MVP, or MVVM
• Strong debugging, troubleshooting, and problem-solving skills
• Experience with Git and version-control workflows
• Understanding of object-oriented programming (OOP), data structures, and software-design principles

Nice to Haves

• Experience with Kotlin in addition to Java
• Knowledge of Jetpack components such as ViewModel, LiveData, Navigation, and WorkManager
• Experience with Retrofit or similar REST API libraries
• Experience with dependency-injection frameworks such as Dagger or Hilt
• Familiarity with Firebase services, including Crashlytics, Analytics, and Cloud Messaging
• Experience with push notifications and Firebase Cloud Messaging (FCM)
• Familiarity with Gradle build configuration and dependency management
• Experience with JUnit, Espresso, or other Android testing frameworks
• Knowledge of CI/CD tools such as Jenkins, GitHub Actions, or similar platforms
• Experience deploying and maintaining applications through the Google Play Console
• Understanding of mobile application security best practices