? We’re hiring: Android Developers — Mid to Senior Level Kotlin | Jetpack Compose | 3–7 years of experience Balstern Digital is growing its Android engineering team for a long-term European railway digitalisation project. You’ll help build a new Android application that supports train drivers with journey information and real-time driving advice. Working alongside our Android Lead and European partner engineering teams, you’ll develop an application where reliability, clear interfaces and robust offline behaviour matter. ?

Location:
India | Hybrid / Remote ? Employment: Full time with Balstern Digital ? Initial project engagement: Approximately 18–24 months, with potential extension and opportunities on future projects. What you’ll do
• Write, test, debug and maintain production Android code using Kotlin and Jetpack Compose.
• Build responsive tablet interfaces from Figma designs, with reusable components and adaptive layouts.
• Implement predictable UI state, navigation and lifecycle-aware behaviour using ViewModel, Coroutines and Flow/StateFlow.
• Develop local persistence, caching, offline functionality, reconnection and recovery flows.
• Integrate backend services and partner components, including real-time communication and authentication.
• Contribute to modular architecture, technical discussions and peer code reviews.
• Write unit and UI tests, investigate crashes and performance issues, and support CI/CD and release delivery.
• Collaborate with the Android Lead, UX designers, QA and European engineering teams. What we’re looking for
• 3–7 years of professional Android development experience, with strong hands-on Kotlin skills.
• Practical Jetpack Compose experience, including state management, recomposition, side effects and reusable UI components.
• Good understanding of the Android lifecycle, configuration changes, process death and state restoration.
• Experience with Coroutines, structured concurrency, Flow/StateFlow, cancellation and asynchronous error handling.




• Working knowledge of MVVM or MVI, Clean Architecture principles and modularisation.
• Experience with dependency injection using Hilt or Koin.
• Experience integrating REST APIs with Retrofit/OkHttp and implementing local storage using Room or DataStore.
• Ability to write meaningful automated tests using JUnit, MockK, Espresso or Compose UI testing.
• Confidence investigating crashes, memory leaks and UI performance problems.
• Familiarity with Git, code reviews and automated build pipelines.
• Clear communication, collaborative working habits and ownership of implementation quality. Nice to have
• Kotlin Multiplatform (KMP) or Compose Multiplatform (CMP) experience, particularly sharing business logic or UI across platforms.
• MQTT, WebSocket or other real-time messaging experience.
• XML/XSD-based integrations.
• Microsoft Entra ID/MSAL, OAuth/OIDC and secure token handling.
• Android Keystore and secure local storage.
• GNSS/location services or applications operating under unreliable connectivity.
• Enterprise device management, managed configuration or kiosk applications.
• Experience in railway, transport, automotive or other operational applications. Why join us?
• Help build a new application from the ground up.
• Work closely with an experienced Android Lead and European partner engineers.
• Take ownership of meaningful features in a small, collaborative team.
• Develop experience in real-time systems, reliable mobile applications and railway digitalisation.
• Flexible working mode. Prior railway experience is not required. We’re looking for strong Android fundamentals, curiosity and a commitment to building reliable software. ? Apply: Direct apply or send your CV to [email protected] with the subject “Android Developer – Kotlin & Compose”. Include your notice period and, if available, links to applications or code samples you can share. ? Learn more: https://www.balstern.digital/ #Hiring #AndroidDeveloper #Kotlin #JetpackCompose #KMP #ComposeMultiplatform #AndroidJobs #RemoteJobs #BalsternDigital

📌 Android Developer – Kotlin (India)
🏢 Balstern Digital
📍 India