React Native Crash Course

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Welcome to React Native Mastery

This is a comprehensive, production-ready course designed to take you from React Native fundamentals to building professional iOS and Android applications. Whether you’re a React developer looking to build mobile apps or starting fresh with mobile development—this course covers everything you need.

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Who Is This Course For?

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What You’ll Learn

By the end of this course, you will be able to:

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Course Curriculum

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Module 1: Getting Started

Introduction & Setup

React Native fundamentals, development environment setup, and your first app

Topics Covered:

• What is React Native and how it works
• React Native vs Native vs Flutter
• Setting up development environment (iOS & Android)
• Expo vs React Native CLI
• Creating your first app
• Understanding the Metro bundler
• Hot reloading and debugging basics

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Module 2: Core Components

Core Components

View, Text, Image, Button, TextInput, and essential building blocks

Topics Covered:

• View and SafeAreaView
• Text and styling text
• Image and ImageBackground
• Button and Pressable
• TextInput and keyboard handling
• ScrollView and KeyboardAvoidingView
• Platform-specific code
• Hands-on: Build a product card component

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Module 3: Styling & Layout

Styling & Layout

Flexbox, StyleSheet, responsive design, and beautiful UI

Topics Covered:

• StyleSheet API and style composition
• Flexbox layout in React Native
• Absolute and relative positioning
• Dimensions and responsive design
• Platform-specific styling
• Dynamic styling and theming
• Shadow and elevation
• Hands-on: Build a responsive login screen

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Module 4: Navigation

Navigation

React Navigation: Stack, Tab, Drawer navigation and deep linking

Topics Covered:

• Installing and configuring React Navigation
• Stack Navigator for screen transitions
• Tab Navigator for bottom navigation
• Drawer Navigator for side menus
• Passing parameters between screens
• Header customization
• Navigation lifecycle
• Hands-on: Build a multi-screen e-commerce app

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Module 5: State Management

State Management

useState, useEffect, Context API, Redux, and Zustand

Topics Covered:

• Local state with useState
• Side effects with useEffect
• Global state with Context API
• Redux Toolkit setup and slices
• Zustand for lightweight state
• Persistence with AsyncStorage
• State management patterns
• Hands-on: Build a shopping cart with Redux

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Module 6: Lists & Performance

Lists & Performance

FlatList, SectionList, virtualization, and optimization

Topics Covered:

• FlatList for efficient lists
• SectionList for grouped data
• List optimization techniques
• Pull-to-refresh functionality
• Infinite scrolling and pagination
• List separators and empty states
• Performance optimization with memo
• Hands-on: Build an infinite scrolling feed

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Module 7: Forms & Validation

Forms & Validation

Form handling, validation, and user input

Topics Covered:

• Controlled vs uncontrolled components
• Form validation patterns
• React Hook Form integration
• Custom input components
• Checkbox, radio buttons, and switches
• Date and time pickers
• File uploads and image selection
• Hands-on: Build a multi-step registration form

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Module 8: Networking & APIs

Networking & APIs

Fetch API, Axios, React Query, and API integration

Topics Covered:

• Fetch API and async/await
• Axios for HTTP requests
• React Query for data fetching
• Error handling and retry logic
• Loading states and skeletons
• Authentication tokens and headers
• WebSocket connections
• Hands-on: Build a weather app with real API

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Module 9: Local Storage

AsyncStorage & Databases

AsyncStorage, SQLite, Realm, and offline data

Topics Covered:

• AsyncStorage for key-value storage
• MMKV for high-performance storage
• SQLite for relational data
• Realm for mobile databases
• Data persistence patterns
• Migration strategies
• Encrypted storage
• Hands-on: Build an offline-first notes app

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Module 10: Native Modules

Native Modules & APIs

Accessing native device features and writing native modules

Topics Covered:

• Understanding the React Native bridge
• Using Expo APIs
• Location and GPS access
• Contacts and calendar APIs
• File system access
• Biometric authentication
• Writing custom native modules
• Hands-on: Build a location tracker app

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Module 11: Animations

Animations & Transitions

Animated API, Reanimated, and smooth animations

Topics Covered:

• Animated API fundamentals
• Timing, spring, and decay animations
• Interpolation and transforms
• Layout animations
• React Native Reanimated 2
• Gesture-driven animations
• Performance optimization
• Hands-on: Build animated onboarding screens

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Module 12: Gestures

Gestures & Touch

Touch handling, pan responders, and gesture recognition

Topics Covered:

• Touch events and PanResponder
• React Native Gesture Handler
• Swipe gestures and detection
• Pinch, rotate, and scale gestures
• Long press and double tap
• Gesture composition
• Building custom gestures
• Hands-on: Build a Tinder-like swipe interface

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Module 13: Camera & Media

Camera & Media

Camera access, photo/video capture, and media library

Topics Covered:

• React Native Camera
• Expo Camera API
• Taking photos and videos
• Image picker and cropping
• Video playback
• Audio recording and playback
• Media permissions
• Hands-on: Build a photo sharing app

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Module 14: Maps & Location

Maps & Location

React Native Maps, geolocation, and location-based features

Topics Covered:

• Installing React Native Maps
• Displaying maps and markers
• Custom marker components
• Polylines and polygons
• Geolocation API
• Background location tracking
• Geocoding and reverse geocoding
• Hands-on: Build a delivery tracking app

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Module 15: Push Notifications

Push Notifications

Local and remote notifications, Firebase Cloud Messaging

Topics Covered:

• Local notifications
• Remote push notifications
• Firebase Cloud Messaging setup
• Notification permissions
• Handling notification taps
• Background notifications
• Rich notifications with images
• Hands-on: Build a notification system

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Module 16: Performance Optimization

Performance Optimization

Profiling, optimization techniques, and best practices

Topics Covered:

• React DevTools and Profiler
• Flipper for debugging
• JS thread vs UI thread
• Memory leak detection
• Image optimization
• Bundle size reduction
• Hermes JavaScript engine
• Hands-on: Optimize a slow app

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Module 17: Testing

Testing Mobile Apps

Unit tests, integration tests, and E2E testing

Topics Covered:

• Jest for unit testing
• React Native Testing Library
• Component testing strategies
• Mocking native modules
• Detox for E2E testing
• Testing navigation flows
• Snapshot testing
• Hands-on: Write comprehensive tests

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Module 18: Deployment

App Store Deployment

Publishing to Apple App Store and Google Play Store

Topics Covered:

• iOS build configuration
• Android build configuration
• App signing and certificates
• Apple Developer account setup
• Google Play Console setup
• App Store guidelines
• Over-the-air updates with CodePush
• Hands-on: Publish your first app

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Module 19: Debugging & Tools

Debugging & DevTools

Debugging strategies, tools, and troubleshooting

Topics Covered:

• Chrome DevTools integration
• React Native Debugger
• Flipper debugging platform
• Network request inspection
• Native crashes and logs
• Common errors and solutions
• Performance monitoring
• Hands-on: Debug a broken app

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Module 20: Advanced Navigation

Advanced Navigation

Deep linking, authentication flows, and complex navigation

Topics Covered:

• Deep linking configuration
• Universal links (iOS) and App Links (Android)
• Authentication navigation flow
• Nested navigators
• Custom navigators
• Navigation state persistence
• Dynamic routing
• Hands-on: Build complex navigation

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Module 21: Expo Ecosystem

Expo Deep Dive

Expo modules, EAS Build, and Expo ecosystem

Topics Covered:

• Expo vs bare React Native
• Expo modules and APIs
• EAS Build for cloud builds
• EAS Submit for app submission
• EAS Update for OTA updates
• Custom native code in Expo
• Migrating from Expo to bare
• Hands-on: Use Expo for rapid development

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Module 22: Security

Security Best Practices

Secure storage, code obfuscation, and security patterns

Topics Covered:

• Secure storage solutions
• Code obfuscation and ProGuard
• Certificate pinning
• JWT authentication
• OAuth implementation
• Preventing reverse engineering
• Secure communication
• Hands-on: Implement secure authentication

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Module 23: Offline Capabilities

Offline-First Apps

Building apps that work without internet

Topics Covered:

• Offline-first architecture
• Network state detection
• Queue and sync strategies
• Conflict resolution
• Background sync
• Service workers concept
• Data caching strategies
• Hands-on: Build offline-capable app

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Module 24: Native Integration

Native Code Integration

Bridging native iOS and Android code

Topics Covered:

• Native module architecture
• Writing iOS native modules (Swift)
• Writing Android native modules (Kotlin)
• Turbo Modules and JSI
• Native UI components
• Third-party native library integration
• Debugging native code
• Hands-on: Create custom native module

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Module 25: Architecture Patterns

App Architecture

Scalable architecture patterns for large apps

Topics Covered:

• Feature-based folder structure
• Clean architecture in React Native
• MVVM pattern
• Dependency injection
• Code organization at scale
• Monorepo strategies
• Micro-frontends concept
• Hands-on: Refactor app architecture

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Module 26: Capstone Project

Build a Complete App

Social media app with all features combined

Topics Covered:

• Full-stack mobile app architecture
• Authentication and authorization
• Real-time features with WebSocket
• Image uploads and compression
• Push notifications
• Offline support
• App deployment
• Final project: Build Instagram clone

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Prerequisites

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Development Tools

You’ll need these installed:

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Learning Path

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Why React Native?

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Project-Based Learning

Throughout this course, you’ll build:

1. E-commerce App - Product listings, cart, checkout flow
2. Weather App - API integration, location services
3. Notes App - Offline storage, CRUD operations
4. Photo Sharing App - Camera, image upload, galleries
5. Food Delivery App - Maps, real-time tracking, payments
6. Social Media App (Capstone) - Full-featured Instagram clone

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Certification & Career

Career Opportunities:

• React Native Developer ($70k-$150k USD)
• Mobile App Developer
• Full Stack Mobile Engineer
• Freelance App Developer

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Let’s Get Started! 🚀

Ready to build amazing mobile apps? Let’s dive into the first module and set up your development environment.

Start Learning

Begin with Module 1: Introduction & Setup