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Android App Development Roadmap 2026

6 phases · 16 weeks · build one project in every phase.

Step-by-step plan

Phase 1 · Weeks 1-3Kotlin and Programming Foundations
  • Kotlin syntax and null safety
  • Classes, data and sealed classes
  • Collections and lambdas
  • Git and GitHub
  • Android Studio basics

Project: Kotlin console expense tracker that groups spends by category and prints monthly totals

Phase 2 · Weeks 4-5Android Basics and Lifecycle
  • Activities and lifecycle
  • Intents and navigation
  • Permissions
  • Resources and manifest
  • Notifications

Project: Simple reminder app that shows notifications and handles notification permission correctly

Phase 3 · Weeks 6-8Jetpack Compose UI
  • Composables and modifiers
  • State and state hoisting
  • Lazy lists
  • Material 3 theming
  • Navigation Compose
  • Accessibility basics

Project: Recipe browsing app with list, detail screen, dark mode and search built in Compose

Phase 4 · Weeks 9-11Architecture, Coroutines and Networking
  • MVVM and ViewModel
  • Coroutines and Flow
  • Retrofit and OkHttp
  • Hilt dependency injection
  • Error handling

Project: News app that fetches articles from a public API with loading, error and retry states

Phase 5 · Weeks 12-13Data, Offline and Background Work
  • Room database and migrations
  • DataStore
  • WorkManager
  • Paging 3
  • Secure storage

Project: Offline-first notes app with Room, background sync using WorkManager and saved preferences

Phase 6 · Weeks 14-16Testing, Performance and Publishing
  • Unit and Compose UI tests
  • LeakCanary and profiling
  • R8 and App Bundles
  • CI with GitHub Actions
  • Play Console release

Project: Publish your best app to Play internal testing with tests, CI build and release notes

Frequently asked questions

How long does it take to learn Android App Development?

Following this roadmap takes about 16 weeks with regular practice. Working professionals usually need a little longer.

What should I learn first in Android App Development?

Start with phase 1: Kotlin syntax and null safety, Classes, data and sealed classes, Collections and lambdas. Build the phase project before moving on.

How do I know I am job-ready in Android App Development?

When you can finish all phase projects on your own, solve the medium questions in the topic sheets and clear the mock interview comfortably.