🚀 WE ARE HIRING! 🚀

Senior Android Developer (f/m/d)

Responsibilities ✨

• Own features end-to-end: discovery, technical design, implementation, testing, release, and monitoring.
• Build modern, high-performance Android applications using Kotlin (and Java where relevant), Jetpack Compose, Android Jetpack components, and Material Design 3.
• Design and implement scalable app architectures (Clean Architecture, MVVM) with a strong focus on SOLID principles.
• Integrate RESTful APIs (and WebSockets where needed); manage local persistence (SQL) and offline-first experiences.
• Ensure app performance, reliability, and accessibility; instrument analytics and crash reporting (e.g., Firebase).
• Write robust automated tests (unit, integration, and UI with JUnit); maintain high code quality.
• Own the CI/CD pipeline: set up and maintain pipelines (e.g., GitLab CI), Gradle automation, and release automation.
• Manage Google Play Console releases: app signing/keystore management, versioning, internal/alpha/beta/production tracks, staged rollouts.
• Stay up-to-date with the latest trends and best practices in mobile development.
• Engage in pair and mob programming, code reviews, TDD and BDD, using these as opportunities to gain and share knowledge.

Skills & Requirements ✅

• Strong proficiency in Kotlin (primary) and Java for native Android application development.
• Experience building declarative UIs with Jetpack Compose; state management (State, Flow, ViewModel, Navigation).
• Knowledge of Android Jetpack components: Lifecycle, ViewModel, Navigation, Room, WorkManager, Paging; Coroutines and Kotlin Flow for asynchronous/reactive programming.
• Experience integrating APIs to fetch and manipulate data in mobile applications.
• Understanding of fundamental UI/UX design principles and ability to work closely with designers to implement visually appealing and user-friendly interfaces.
• Strong understanding of SOLID principles and modern architecture patterns (Clean Architecture, MVVM).
• Proficiency in debugging and testing mobile applications to ensure performance and quality.
• Familiarity with Git and version control systems.
• Bachelor’s degree in Computer Science, Computer Engineering, or related field.
• Experience using tools like Jira, GitLab, and GitHub.
• Strong problem-solving and debugging skills.
• Proficiency in Agile development methodology and collaborative team environments.
• Fluent in both spoken and written English, with excellent communication and teamwork abilities.

Technologies & Tools 🛠

Kotlin, Java, Jetpack Compose, Android Jetpack, Material Design 3, SQL, RESTful APIs, WebSockets, Firebase, JUnit, Gradle, GitLab CI, Google Play Console, Git, Jira, GitLab, GitHub, Clean Architecture, MVVM, SOLID, TDD, BDD.