Android Developer
Project Description:
Our project involves a leading Ukrainian mobile operator wholly owned by a prominent international investment firm. The company is a major player in the Ukrainian telecommunications market and a pioneer in implementing innovations, as well as developing attractive tariffs and services.
The company's mission is to enrich customers' lives by delivering high-quality telecommunications services supported by innovative technologies, robust technical processes, and a dedicated team of professionals.
We are seeking an Android Developer to contribute to a portfolio of three production applications, each presenting distinct domains and technical challenges. The product scope includes a customer-facing self-service app featuring complex business logic, API integrations, and high standards for reliability and user experience; a media-focused streaming video app offering video playback, offline viewing, and advanced player customization; and optionally, an enterprise application integrated with SAP systems to support asset management, warehouse operations, and field service workflows.
The developer will address diverse challenges such as UI-intensive workflows, media playback, and offline-first functionality.Responsibilities:
- Develop and maintain features for multiple Android applications
- Work with various architectures and domains, including consumer apps, media, and enterprise
- Design scalable, maintainable solutions using modern Android practices
- Ensure application performance, stability, and responsiveness
- Integrate with backend services and enterprise systems, including SAP via SOAP-based network integration
- Debug complex issues across networking, storage, and media layers
- Collaborate with cross-functional teams, including product, backend, and QA
- Support the gradual modernization of legacy code as required- Mandatory Skills Description:
Hard skills:
- Advanced Android development with Kotlin and Android SDK
- Application lifecycle and component management
- Integration of third-party libraries and payment systems
- Remote data handling (XML, JSON) and REST API consumption
- Asynchronous programming with Coroutines and Flow
- Utilization of Jetpack components and dependency injection (Hilt)
- Version control (Git) and CI/CD pipeline experience
- Familiarity with modern Android architectures (MVVM, UDF, clean layering)
- Development of complex client-server applications
- Offline-first methodologies, local caching, and multi-module project management
- Testing (unit and UI) and Firebase toolset expertise
- Media playback frameworks (Media3 / ExoPlayer) and Picture-in-Picture implementation
- Offline video management, player UI customization, and audio handling
- Understanding of Android storage permissions and external storage access
Soft skills:
- Strong problem-solving and adaptability in media playback challenges
- Effective management of application state and lifecycle complexities Nice-to-Have Skills Description:
- User Interface and User Experience Design: Optional skills in designing intuitive and effective user interfaces and enhancing user experiences.
- Unit Testing, Design, and Implementation: Ability to develop and execute unit tests, contributing to robust and maintainable code.
- Task Management: Optional competency in organizing, prioritizing, and tracking tasks efficiently.
- Enterprise API or SAP Integration Experience: Familiarity with integrating and working with enterprise-level APIs or SAP systems.
- Authentication Flow Understanding: Knowledge of authentication processes such as OAuth2 and Single Sign-On (SSO).
- Device Integration and File Handling: Experience with integrating devices, managing files, or using field tools.
- Legacy Android Stack Experience: Skills with older Android technologies including Java, XML/Fragments, RxJava, and Dagger 2.
- Combining Compose and Legacy UI: Ability to integrate modern Compose UI components with legacy user interfaces.
- Performance Optimization: Experience in improving application performance related to memory usage, ANR (Application Not Responding) issues, and startup time.
Required languages
| Ukrainian | C2 - Proficient |