Mobile Platforms

Mobile Developer

React Native, Flutter, Swift/Kotlin native bridges, gesture handling, and offline-first sync.

Progression:0%
0 / 7 Milestones Mastered
L1

1. Beginner

Mobile OS fundamentals and touchscreen UI paradigms.

Mobile Architecture & App Lifecycles

essential

Background states, memory constraints, touch responsiveness, screen densities.

App lifecycle eventsSafe area insetsDevice pixel ratiosBattery efficiency
L2

2. Foundation

Cross-platform framework mastery (React Native / Flutter).

React Native with Expo & New Architecture

essential

Fabric renderer, TurboModules, Bridgeless mode, Hermes JS engine.

Expo RouterFabric renderingHermes bytecodeStyleSheet optimization
L3

3. Core Skills

Gestures, animations, and local persistence.

Smooth 60FPS Animations (Reanimated)

essential

UI thread worklets, gesture handler, shared element transitions, layout animations.

WorkletsGesture handlingSpring physicsInterpolations
L4

4. Framework

Hardware integration and push notifications.

Device APIs & Push Notifications

essential

Biometric authentication (FaceID), camera, geolocation, FCM push notifications.

BiometricsAPNs & FCMBackground fetchLocal SQLite database (WatermelonDB)
L5

5. Real Projects

Publish-ready mobile application with offline support.

Offline-First Fitness Tracker

essential

GPS tracking, local SQLite sync, battery-saving sensor polling, charts.

Offline-first syncForeground serviceVictory Native charts
L6

6. Advanced

App store release pipelines, code-push, and performance profiling.

Fastlane & EAS Deployment

essential

Code signing, provisioning profiles, automated screenshots, over-the-air updates.

Fastlane matchOTA code updatesMemory leak profiling (Flipper / Xcode Instruments)
L7

7. Interview Prep

App performance screening, thread synchronization, and mobile system design.

Mobile System Design

essential

Designing Instagram feed with smooth scrolling, image disk caching, and pre-fetching.

Disk LRU cacheImage decoding threadsNetwork bandwidth adaptation

Hands-on Portfolio Projects for this Roadmap

Offline-First Geolocation Fitness App with Live Map Tracking
Audio Podcast Player with Background Audio & Lock Screen Controls
End-to-End Encrypted Mobile Messenger with SQLite Cache