DART

Dart Programming — Course #302 · Backbone of Flutter

The Language That

Powers Flutter 🎯

Dart is Google's optimized, object-oriented language designed for client-side development. It compiles to native ARM/x64 for mobile and desktop, and to JavaScript for the web. As the sole language of Flutter, mastering Dart unlocks multi-platform app development across iOS, Android, web, and desktop.

Null SafetyAsync/AwaitStreamsGenericsMixinsExtensionsIsolatesdart:iopub.devFlutter

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Dart — Async Streams & Null Safety

// Null-safe Dart with Futures
class UserService {
  final String baseUrl;
  UserService({required this.baseUrl});
  Future<User> fetchUser(int id) async {
    final response = await http.get(
      Uri.parse('$baseUrl/users/$id'));
    return User.fromJson(
      json.decode(response.body));
  }
}

30K+

Jobs

Dart/Flutter

48 hrs

Duration

Video content

Modules

Full syllabus

Cert

Included

Industry recognised

24/7

Support

Expert guidance

What You Master

The Complete Dart Skill Set

From Dart syntax and OOP to async programming, null safety, isolates, and Flutter integration.

🎯

Async Programming — Futures & Streams

Master Dart's powerful async model — Future for single async values and Stream for async sequences of data. Use async/await for readable asynchronous code. Understand StreamController, broadcast streams, and stream transformers. Handle errors with try/catch in async contexts and build reactive data pipelines for Flutter state management.

Futureasync/awaitStreamStreamControllerBroadcastStreamTransformerError HandlingCompleter

🛡️

Null Safety

Sound null safety — nullable types (?), non-nullable, late, required, and the ??, ?. null-aware operators to prevent NullPointerErrors.

🏗️

OOP & Mixins

Classes, constructors (named, factory), inheritance, abstract classes, interfaces, mixins, and extension methods for composable code.

⚡

Isolates & Concurrency

Dart's single-threaded model with Isolates for true parallelism — spawn isolates for heavy computation, message passing, and Flutter Compute.

IsolatesComputeMessage Passing

Syllabus

Course Curriculum

10 modules covering Dart from basics to advanced async programming and Flutter integration.

What is Dart? History and Google Ecosystem
Dart SDK Installation & DartPad Online
Running Dart — CLI, VS Code, IntelliJ
Dart Compilation — JIT (dev) vs AOT (prod)
First Dart Program and Project Structure

Variables — var, final, const, dynamic, late
Data Types — int, double, String, bool, List, Map, Set
Type Inference and Explicit Type Annotations
String Interpolation, Multiline Strings, Raw Strings
Operators — Arithmetic, Relational, Logical, Cascade (..)

if-else, switch-case, ternary expressions
Loops — for, for-in, while, do-while, forEach
Functions — Parameters, Named, Optional, Default Values
Arrow Functions & Higher-Order Functions
Anonymous Functions & Closures
Recursion and Tail Recursion

Lists — Typed, Growable, Fixed-Length
List Methods — add, remove, map, filter, reduce, sort
Sets — Unique Elements & Set Operations
Maps — Key-Value Pairs, Iteration, Transformations
Spread Operator & Collection-if/for
Iterable, Iterator & Lazy Sequences

Classes, Objects & Constructors (Default, Named, Factory)
Instance Variables & Methods
Getters & Setters
Static Members — Variables & Methods
Encapsulation, Inheritance & Polymorphism
Abstract Classes & Interfaces (implements)
Mixins — with keyword for Code Reuse

Sound Null Safety — Nullable (?) and Non-Nullable Types
Null-Aware Operators — ?., ??, ??=, !
Late Variables — late keyword and lazy init
required keyword in Named Parameters
Try-Catch-Finally for Error Handling
Custom Exception Classes & rethrow

Synchronous vs Asynchronous Programming
Future — Creating and Consuming Futures
async / await Keywords
then(), catchError(), whenComplete() Chains
Stream — Single & Broadcast Streams
StreamController, StreamBuilder, Stream Transformers

Why Generics? Type Safety & Reusability
Generic Classes, Methods & Functions
Type Constraints — extends keyword
Covariance & Contravariance
Extension Methods — Extending Existing Types
Callable Classes & Operator Overloading

pub.dev — Finding & Using Packages
pubspec.yaml — Dependency Management
dart:io — File Reading, Writing & Directory Operations
dart:convert — JSON Encoding & Decoding
HTTP Requests with the http package
Unit Testing in Dart with the test package

Dart Event Loop — Microtask Queue & Event Queue
Isolates — Dartam Parallel Computation
Spawning Isolates & Message Passing with SendPort
Flutter Compute() for Background Work
Introduction to Flutter & Dart in Flutter Widgets
Building a Simple Flutter App with Dart

Career Outcomes

Dart Careers in 2026

Dart is inseparable from Flutter — the world's most popular cross-platform framework. Every Flutter developer must master Dart. With Flutter used by Google, BMW, eBay, and Alibaba, Dart skills are in high demand globally.

₹10–35L

India Avg LPA

$100K–$175K

USA Avg

30K+

Active Jobs

40% Growth

Year-on-Year

Flutter/Dart Developer

Build cross-platform apps for iOS, Android, web, and desktop using Flutter and Dart as your primary stack

₹10–32 LPA · $100K–$170K USA

Dart Backend Developer

Build server-side APIs and real-time services with Dart using Serverpod, Shelf, or Dart Frog frameworks

₹12–35 LPA · $105K–$175K USA

Full-Stack Dart Developer

Build Flutter frontend + Dart backend — share models, validation, and business logic between client and server

₹14–40 LPA · $110K–$185K USA

Senior Flutter/Dart Engineer

Lead Flutter teams, design app architecture, optimize performance, and mentor junior Dart developers

₹18–50 LPA · $130K–$200K USA

The Language That

Powers Flutter 🎯

The Complete Dart Skill Set

Course Curriculum

Dart Careers in 2026

Ready to Master Dart?