Senior Android Developer

About the Role :We are seeking an accomplished Senior Android Developer with 10+ years of core Android development experience to lead, architect, and deliver high-quality mobile solutions. The ideal candidate is deeply proficient in Androids native ecosystem, understands the full mobile application lifecycle, and has hands-on experience building scalable, secure, and performant applications using Kotlin, Jetpack, and modern Android architectures.This role demands both technical leadership and hands-on coding expertise to drive innovation and mentor development teams while ensuring adherence to best practices in architecture, testing, and deployment.Key Responsibilities :- End-to-End Development : Design, develop, and maintain complex Android applications, ensuring clean architecture, maintainable code, and robust performance.- Application Lifecycle Management : Oversee all phases of the Android app lifecycle from concept, design, build, test, deploy, and maintain optimizing for performance and user experience.- Architecture & Design : Define scalable mobile architecture patterns (MVVM, MVP, MVI) and implement best practices in modularization, dependency injection, and state management.- Kotlin & Java Expertise : Lead Kotlin-based development initiatives while maintaining backward compatibility and supporting Java-to-Kotlin migrations.- Asynchronous & Background Tasks : Implement efficient background processing using coroutines, WorkManager, and services for long-running or network-dependent operations.- UI Development : Build adaptive, responsive, and accessible UIs using XML and Jetpack Compose, ensuring pixel-perfect implementation across devices and screen sizes.- Networking & Data Handling : Integrate RESTful APIs using Retrofit/OkHttp, manage offline data persistence via Room or Realm, and implement intelligent caching mechanisms.- Testing & Quality Assurance : Establish unit, integration, and UI testing using tools like JUnit, Espresso, and Mockito to ensure code reliability and maintainability.- Security & Compliance : Enforce secure coding practices, manage API keys securely, implement encryption where needed, and ensure compliance with data privacy regulations.- Performance Optimization : Analyze and enhance app performance, memory footprint, and battery consumption using profiling tools.- Collaboration & Mentorship : Collaborate with cross-functional teams including designers, backend engineers, and QA, while mentoring junior developers in technical design and coding standards.Technical Stack :- Languages & Frameworks : Kotlin, Java, Jetpack Compose, XML- Architectures : MVVM, MVP, MVI, Clean Architecture- Libraries : Jetpack (ViewModel, LiveData, Room, Navigation), Retrofit, OkHttp, Glide/Picasso, Coroutines, Flow- Dependency Injection : Dagger, Hilt, or Koin- Databases : SQLite, Room, Realm- Version Control & CI/CD : Git, Jenkins, GitHub Actions, Firebase App Distribution- Testing Tools : JUnit, Espresso, Mockito, Robolectric- Other Tools : Android Studio, Gradle, Firebase, Crashlytics, LintRequired Skills & Experience :- 10+ years of professional Android app development experience with published apps on the Play Store.- Strong command of Kotlin and Java, with demonstrated migration experience from Java to Kotlin.- Proven expertise in Jetpack components, coroutines, and modern Android architecture patterns.- Hands-on experience with dependency injection frameworks, asynchronous programming, and network/data layer design.- Deep understanding of app lifecycle, memory management, background task scheduling, and threading models.- Solid experience with UI design principles, adaptive layouts, and accessibility standards.- Familiarity with Android security best practices, including secure data storage and API protection.- Experience in automated testing and CI/CD for Android applications.- Strong analytical, debugging, and problem-solving skills. (ref:hirist.tech)