Senior Android Developer (Kotlin & Android Java)

We are seeking a highly experienced Senior Android Developer to design, build, and maintain robust Android applications using Kotlin and Android Java . The ideal candidate will have deep expertise in native Android development, strong architectural judgment, and hands-on experience delivering scalable, secure, and high-performance mobile applications in production environments.

This role requires close collaboration with backend teams, product owners, UI/UX designers, and QA engineers to deliver reliable, maintainable, and future-proof Android solutions.

Key Responsibilities

• Design, develop, and maintain native Android applications using Kotlin (primary) and Java (legacy/maintenance)
• Architect clean, modular, and testable Android applications using MVVM / Clean Architecture principles
• Implement robust UI using Jetpack Compose and/or XML layouts (Material Design 3)
• Integrate Android apps with RESTful APIs and real-time services (JSON, WebSockets, push notifications)
• Manage app lifecycle, background processing, and performance optimization
• Handle offline storage and caching using Room / SQLite / DataStore
• Implement authentication, authorization, and secure data storage (Keystore, encrypted storage)
• Ensure high code quality through code reviews, refactoring, and adherence to best practices
• Write unit tests and UI tests using JUnit, Mockito, Espresso
• Collaborate with backend teams to define API contracts and data models
• Monitor, debug, and resolve production issues and crashes
• Prepare applications for Google Play Store submission and manage release cycles
• Mentor junior developers and contribute to technical decision-making

Required Technical Skills

Android & Mobile Development

• Strong experience with Kotlin and solid knowledge of Android Java
• Deep understanding of Android SDK , app lifecycle, and system components
• Experience with Jetpack libraries (ViewModel, LiveData, Navigation, Room, WorkManager)
• Hands-on experience with Jetpack Compose
• Strong knowledge of Material Design guidelines
• Experience handling multi-module Android projects

Architecture & Code Quality

• Proven experience with MVVM / Clean Architecture
• Dependency Injection using Hilt / Dagger
• Strong understanding of SOLID principles and design patterns
• Experience writing clean, maintainable, and scalable code

Networking & Data

• REST API integration using Retrofit / OkHttp
• JSON serialization (Moshi / Gson)
• Offline-first strategies and data synchronization
• Background tasks and scheduling

Testing & Debugging

• Unit testing and UI testing best practices
• Debugging performance, memory leaks, and ANRs
• Experience using Android Profiler and crash reporting tools

DevOps & Tooling

• Experience with Git (branching strategies, code reviews, pull requests)
• Familiarity with CI/CD pipelines for Android builds (Gradle, automated builds)
• Experience managing multiple environments (Dev, Staging, Production)
• Knowledge of versioning, signing, and Play Store deployment

Nice to Have

• Experience with Firebase (Crashlytics, FCM, Analytics)
• Knowledge of push notifications and deep linking
• Experience integrating third-party SDKs (maps, payments, analytics)
• Exposure to cross-platform collaboration with backend (.NET, Java, Node.js) teams
• Experience in enterprise or large-scale consumer applications

Soft Skills

• Strong problem-solving and analytical skills
• Ability to work independently and take ownership of features
• Clear communication with technical and non-technical stakeholders
• Mentoring mindset and team collaboration focus
• High attention to performance, security, and user experience

Experience & Qualifications

• 5+ years of professional Android development experience
• Proven track record of delivering Android apps to production
• Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical experience