Senior Android Developer

DocOnline; Hyderabad; On-site; INR 1,500,000 - 2,800,000; Full time

Job summary

DocOnline is seeking an experienced Android Developer to design, build, and maintain high-quality Android applications. You will own key technical decisions, mentor juniors, and collaborate with product managers, designers, and backend engineers to deliver fast, reliable mobile experiences.

You will design and implement UI with Jetpack Compose, follow modern architecture patterns, integrate REST/GraphQL, and contribute to CI/CD pipelines.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field (or equivalent).
• 5+ years of hands-on Android development with 2–3 apps on the Play Store.
• Strong Kotlin skills with working knowledge of Java.
• Experience with Android Jetpack components and Jetpack Compose.
• Familiarity with RESTful APIs, GraphQL, and 3rd party SDKs.
• Knowledge of CI/CD workflows, Git, and Agile/Scrum.

Responsibilities

• Design, develop, and maintain advanced Android applications using Kotlin (and Java where needed).
• Architect apps with MVVM, MVI, or Clean Architecture and implement UI with Jetpack Compose.
• Integrate RESTful APIs, GraphQL, and third-party SDKs; ensure performance optimizations.
• Write unit/integration/UI tests and participate in code reviews.
• Manage releases on Google Play, versioning, staged rollouts, and crash monitoring.
• Collaborate with product, design, and backend teams; mentor junior developers.

Skills

Kotlin

Android Jetpack

MVVM/MVI

Jetpack Compose

REST/GraphQL

CI/CD

Git

Problem solving

Education

Bachelor's degree in CS/Eng or related field

Tools

Retrofit

OkHttp

Dagger/Hilt

Firebase Crashlytics

Android Profiler

Job description

About the Role

We are looking for an experienced Android Developer to design, build, and maintain high-quality Android applications. You will work closely with product managers, designers, and backend engineers to deliver fast, reliable, and user-friendly mobile experiences. You will also own key technical decisions and help mentor junior developers.

Key Responsibilities

• Design, develop, and maintain advanced Android applications using Kotlin (and Java where needed).
• Build clean, scalable, testable code following modern architecture patterns such as MVVM, MVI, or Clean Architecture.
• Develop UI with Jetpack Compose and XML layouts that follow Material Design guidelines.
• Integrate RESTful APIs, GraphQL, and third‑party SDKs (payments, analytics, maps, push notifications).
• Improve app performance, memory usage, battery efficiency, and startup time.
• Write unit, integration, and UI tests using JUnit, Mockito/MockK, and Espresso.
• Take part in code reviews and enforce coding standards and best practices.
• Manage releases on the Google Play Store, including versioning, staged rollouts, and crash monitoring.
• Work with CI/CD pipelines to automate builds, testing, and deployment.
• Find and fix bugs, crashes, and ANRs using Firebase Crashlytics and Android Profiler.
• Mentor junior developers and contribute to technical planning and estimation.
• Keep up with new Android releases, Jetpack libraries, and industry trends.

Required Skills and Qualifications

• Bachelors degree in Computer Science, Engineering, or a related field (or equivalent experience).
• 5+ years of hands‑on Android development experience, with at least 2–3 apps published on the Play Store.
• Strong proficiency in Kotlin, with a good working knowledge of Java.
• Solid experience with Android Jetpack components: ViewModel, LiveData/StateFlow, Room, Navigation, WorkManager, DataStore.
• Practical experience with Jetpack Compose.
• Strong understanding of Kotlin Coroutines and Flow (RxJava knowledge is a plus).
• Experience with dependency injection using Hilt or Dagger.
• Proficiency with networking libraries such as Retrofit and OkHttp.
• Good knowledge of the Android app lifecycle, background processing, and offline data handling.
• Experience with Git, Gradle, and Agile/Scrum workflows.
• Familiarity with Firebase services (Crashlytics, FCM, Analytics, Remote Config).
• Understanding of mobile security practices such as secure storage, ProGuard/R8, and SSL pinning.
• Strong problem‑solving, debugging, and communication skills.
• Hands‑on experience with Flutter and Dart, including building UI widgets, state management (Provider, Riverpod, or BLoC), and integrating Flutter modules with native Android code.
• Experience with analytics and monitoring tools such as PostHog, Datadog, Sentry, or similar, including event tracking, user behaviour analysis, performance monitoring, and error reporting.

Good to Have

• Experience with Kotlin Multiplatform (KMP) or Flutter/React Native.
• Knowledge of modular app architecture and multi‑module projects.
• Experience with CI/CD tools like GitHub Actions, Jenkins, Bitrise, or Fastlane.
• Exposure to accessibility (a11y) and localization.
• Contributions to open‑source projects or a strong GitHub portfolio.
• Experience in domains such as healthcare, fintech, e‑commerce.