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Android Compose Essentials - Build Android Apps like a Pro

Syed Tanvir Ahmad

Unlock the power of Android Jetpack Compose and Kotlin to build modern, efficient, and beautiful UI applications. This comprehensive course is designed to guide you through the essentials of Jetpack Compose, from the fundamentals of Kotlin to advanced state management, concurrency, and networking.

Whether you're a beginner or an intermediate developer, this course is structured to provide a solid foundation and hands-on experience with Jetpack Compose.

What You Will Learn:

Read more

Unlock the power of Android Jetpack Compose and Kotlin to build modern, efficient, and beautiful UI applications. This comprehensive course is designed to guide you through the essentials of Jetpack Compose, from the fundamentals of Kotlin to advanced state management, concurrency, and networking.

Whether you're a beginner or an intermediate developer, this course is structured to provide a solid foundation and hands-on experience with Jetpack Compose.

What You Will Learn:

  1. Kotlin Fundamentals:

    • Master the basics of Kotlin, including loops, functions, and object-oriented programming (OOP) concepts.

    • Understand special Kotlin classes like data classes, sealed classes, and more to leverage Kotlin’s full potential.

  2. Android Project Setup & Jetpack Compose Basics:

    • Learn Android project structures and how to set up development tools and SDKs.

    • Dive into Jetpack Compose fundamentals, exploring Composable functions, Preview Composables, text, and image Composables.

  3. Layout in Jetpack Compose:

    • Explore Layout Composables like Column, Row, Box, LazyColumn, Modifier, Scaffold, and AppBar.

    • Work on hands-on tasks to design UI components like a profile page and master the Weight Modifier for responsive layouts.

  4. State Management & Lifecycle:

    • Grasp the key concepts of State in Compose, MutableState, and the Remember function.

    • Master state hoisting, ViewModels, and Activity lifecycle management while adhering to best practices like Separation of Concern and Single Source of Truth (SSOT).

  5. Concurrency with Kotlin:

    • Dive into Kotlin Coroutines and learn to manage concurrency with suspend functions, async/await, launch, and parallel decomposition techniques.

  6. Networking & Dependency Injection:

    • Build seamless networking integrations using Retrofit, manage device location, and enhance app architecture with Dependency Injection using Hilt and the Repository pattern.

  7. Persistence & Navigation:

    • Master the Room Persistence Library to implement database CRUD operations and complex JOIN queries.

    • Learn to navigate between destinations using Compose Navigation, argument passing, and SavedStateHandle.

By the end of this course, you'll be equipped with the skills to build modern Android applications using Jetpack Compose and Kotlin, applying best practices in app architecture, state management, and efficient UI design. Whether you're looking to build production-ready apps or enhance your current projects, this course will set you up for success.

Enroll now and start building beautiful Android apps with Jetpack Compose.

Enroll now

What's inside

Learning objectives

  • Learn the basics of kotlin language and object oriented programming concepts
  • Learn asynchronous coding with kotlin coroutines and flow
  • Learn how to build native android application from scratch
  • Learn how to build reactive and declarative user interfaces using jetpack compose library
  • Learn modern android app architecture with mvvm and repository pattern
  • Learn how to create layered architectural pattern - presentation layer, data layer
  • Learn best practices like separation of concern, single source of truth (ssot), drive ui from models, dependency injection
  • Learn how to handle runtime permission and device location detection
  • Learn how to call rest apis, perform network request with retrofit and parse json
  • Learn how to perform crud and complex join queries with sqlite using room library

Syllabus

Here you will get a complete idea about this course, how to take this course and the topics that are being covered in this course so far.
Welcome!
Read more
How to take this course
Learn the basics of Kotlin syntax, loops, conditions, data structures, exception handling, object oriented programming concepts, data and sealed classes, interface and more
Section overview - What you will learn
Hello World-Our first Kotlin Program
Kotlin Variables
More Kotlin Data Types
String interpolation
Kotlin Operators

Let's see what you have learned so far.

Conditional Statement - If Else
If Else Expression in Kotlin
Excercise-Find the weather condition
Range is Awesome
When is better than if-else-if
Kotlin Loops

Quiz on Loops!

Collection - Immutable List
Collection - Mutable List
Collection - Map

Quiz on List!

Declare a Function with Parameters
Function with Optional Parameters
Lambda Expression - A function without a name
Real implementation of Lambda

Let's see how well you know function!

Null Safety in Kotlin
Create a Class and Object
Primary Constructor and init block
Validate primary constructor argument
Handle exception with try-catch
The toString method
The equals method
Data class takes care of everything

Answer this quick questions on Class, Constructor and Data class

Inheritance in Kotlin
Necessity of Method Overriding
Abstract Class and Method
Interface in Kotlin
Object and Companion Object

Quiz on OOP

Here you will learn how to install Android Studio, how to create Emulator, how composable functions work and few examples of basic Composable functions
Install Jetbrains Toolbox
Install Android Studio and SDK
Install Virtual Device and SDK Tools
Create your first Android Project
Run our first app on Emulator
Bug fixed with a RESTART
Overview of the starter project
What is a Composable Function
The Preview Composable Function
Create our own Composable
Change Text size and Color
Show Image on Screen
Resize the Image with Modifier
Here you will learn about the composables that are responsible for laying out the UI components in various order and orientation.
Section Overview - What you will learn
Layout Composable - Column
Layout Composable - Row
Layout Composable - Box
First task - Build a Profile Page layout
Profile Page layout solution
The Weight Modifier - Make your layout responsive
Exercise on weight modifier
Exercise Solution on weight modifier
Lazy Column - Show a person list
Column vs LazyColumn
What is Material Design
Material Components - Scaffold Appbar and Floating Action Button
Download Project
Here you will learn how to change and manage state in Compose, how to persis data during configuration change, Activity lifecycles, View Model and some recommended architecture principles.
Prepare the Counter App Project
Imperative vs Declarative
MutableStateOf and Remember Functions
Excercise-A simple Photo Gallery App
Bmi Calculator Overview
Take Input using TextField composable
Bmi Calculator - Reusable Text Field
BMI Calculator - Use the formula
BMI Calculator - Show the reference table
BMI Calculator - Finalize the App
Configuration Change and State Loss
Activity Lifecycle
Lifecycle methods in action
View Model State Holder - An Introduction
Create your first View Model
Add ViewModel Compose Dependency
Modify Counter App with ViewModel
Modify BMI Calculator App with ViewModel
Architecture Principle - Drive UI from Models
Architecture Principle - Single Source of Truth
Download Resource
You will learn to write asynchronous code by using Kotlin Coroutine, how long running tasks can be suspended and joined together to get a unified result
What is Synchronous Code
The delay suspend function
The runBlocking function - Block the main thread
Calling multiple suspend functions

Good to know

Know what's good
, what to watch for
, and possible dealbreakers
Covers Kotlin coroutines, which are essential for handling background tasks and improving app responsiveness, making it highly relevant for modern Android development
Explores modern Android app architecture using MVVM and the Repository pattern, which promotes maintainability and testability in larger projects
Teaches Jetpack Compose, which is a modern toolkit for building native Android UI, offering a declarative approach and improved performance compared to traditional methods
Includes dependency injection using Hilt, which simplifies testing and improves code organization, but requires familiarity with DI concepts
Emphasizes best practices like Separation of Concern and Single Source of Truth, which are crucial for building scalable and maintainable Android applications
Utilizes Retrofit for REST API calls, a widely-used library, but learners should be aware of its limitations when dealing with more complex networking scenarios

Save this course

Save Android Compose Essentials - Build Android Apps like a Pro to your list so you can find it easily later:
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Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Android Compose Essentials - Build Android Apps like a Pro with these activities:
Review Kotlin Fundamentals
Solidify your understanding of Kotlin syntax, data types, and object-oriented programming concepts before diving into Jetpack Compose.
Show steps
  • Review Kotlin documentation and tutorials.
  • Practice writing basic Kotlin programs.
  • Complete online Kotlin quizzes and exercises.
Review 'Kotlin in Action'
Deepen your understanding of Kotlin with a comprehensive guide that covers the language's features and best practices.
View Kotlin in Action, Second Edition on Amazon
Show steps
  • Read the chapters relevant to Kotlin fundamentals.
  • Work through the examples provided in the book.
  • Take notes on key concepts and syntax.
Build a Simple UI with Compose
Gain hands-on experience with Jetpack Compose by building a simple UI, such as a basic profile screen or a list view.
Show steps
  • Set up a new Android project with Jetpack Compose.
  • Design a simple UI layout using Compose elements.
  • Implement basic UI functionality, such as displaying text and images.
  • Test the UI on an emulator or physical device.
Four other activities
Expand to see all activities and additional details
Show all seven activities
Practice Compose Layouts
Reinforce your understanding of Compose layouts by practicing with different layout elements and modifiers.
Show steps
  • Experiment with Column, Row, and Box layouts.
  • Practice using modifiers to customize layout behavior.
  • Recreate common UI patterns using Compose layouts.
Review 'Head First Android Development'
Gain a broader understanding of Android development principles to complement your Jetpack Compose knowledge.
View Head First Android Development on Amazon
Show steps
  • Read the chapters covering Android fundamentals.
  • Work through the examples provided in the book.
  • Relate the concepts to Jetpack Compose development.
Document Your Learning Journey
Solidify your understanding by creating blog posts or documentation about what you've learned in the course.
Show steps
  • Choose a topic related to Android Compose.
  • Write a blog post or create documentation explaining the topic.
  • Share your content with the community.
Contribute to a Compose Library
Deepen your understanding of Compose by contributing to an open-source library or project.
Show steps
  • Find an open-source Compose library on GitHub.
  • Identify a bug or feature to work on.
  • Submit a pull request with your changes.

Career center

Learners who complete Android Compose Essentials - Build Android Apps like a Pro will develop knowledge and skills that may be useful to these careers:
Android Developer
An Android Developer creates applications for devices running Google's Android operating system. This course directly prepares you for this role, providing knowledge of Kotlin, Jetpack Compose, and key Android development concepts. The course teaches you how to build user interfaces, manage application state, handle networking, and use databases, all of which are critical for building Android applications. Completing this course will help build a strong set of technical skills for anyone aspiring to be an Android Developer. In particular, the course's coverage of state management with ViewModels and best practices like Single Source of Truth are highly relevant.
See salaries and explore the career path for Android Developer
UI Developer
A UI Developer specializes in creating the user interface of software applications. This course will help build a strong foundation with modern UI development, as it focuses on building UIs using Jetpack Compose and Kotlin. It will significantly help you understand how to create layouts, handle user interactions, manage state, and implement reactive UI patterns. Given the hands-on nature of the course, you will develop practical skills in UI development, making the course quite appropriate. The course particularly emphasizes the use of composable functions, which are at the core of modern UI development.
See salaries and explore the career path for UI Developer
Application Developer
An Application Developer builds software applications for various purposes. This course is useful as it provides a strong foundation in building applications for the Android platform, using Jetpack Compose and Kotlin. It covers key aspects of application development, such as UI design, state management, asynchronous programming, and data persistence. Completing this course provides you with practical experience and skills that are fundamental to application development. The course also provides exposure to modern architecture patters, which are applicable across various application development projects.
See salaries and explore the career path for Application Developer
Mobile Application Developer
A Mobile Application Developer is involved in the design, development, and testing of apps for mobile devices. This course provides the necessary skills to create Android applications, focusing on modern UI development with Jetpack Compose. The course includes foundational knowledge of Kotlin, which is essential for native Android development. The course's focus on state management, asynchronous programming, and networking help to build a solid understanding in the field of mobile app development. Completing this course may be helpful, especially given its hands-on approach.
See salaries and explore the career path for Mobile Application Developer
Frontend Developer
A Frontend Developer builds the user interfaces of applications, focusing on design and interactivity. This course helps those working with user interface technologies, as it focuses on building interactive and dynamic user interfaces using Jetpack Compose. This course provides the skills to design layouts and manage UI state, focusing on reactive and declarative UI patterns. Therefore, this course may be useful, although it focuses on mobile application development, which may be different than the web. The course dives deep into foundational concepts of interactive user interface development.
See salaries and explore the career path for Frontend Developer
Software Engineer
A Software Engineer develops software applications across various platforms, often working on the architecture and design of software systems. While this course is specific to Android development, it may be useful by exposing learners to object-oriented programming with Kotlin, modern app architectures, and best practices for software development, which are transferable skills. You will learn how to manage application state, handle networking, and implement data persistence. While not directly targeting software engineering, it does cover many relevant concepts and practices. The course emphasizes modern architectural patterns, which will be beneficial for any software engineer.
See salaries and explore the career path for Software Engineer
Mobile UI Designer
A Mobile UI Designer focuses on the visual and interactive design of mobile applications. While this role is often not involved in coding directly, this course will help provide an understanding of the technical aspects of implementing designs in Jetpack Compose. The course covers layout techniques, state management, and responsive design using the Weight Modifier. This knowledge could enable better collaboration with development teams. Therefore, the course may be useful for a UI Designer looking to be more involved in the entire app build process.
See salaries and explore the career path for Mobile UI Designer
Software Architect
A Software Architect is responsible for the high-level design and structure of software systems. While this course is focused on Android development, it may be useful by providing exposure to modern app architecture patterns and best practices. The course covers key aspects of building an Android application, such as layered architecture, dependency injection, state management, and reactive programming. These patterns are relevant to any software system. Therefore, this course may be useful, especially for architects interested in mobile system design. The course's focus on Single Source of Truth and Separation of Concern is also relevant.
See salaries and explore the career path for Software Architect
API Developer
An API Developer designs and implements Application Programming Interfaces that enable communication between various software systems. While this course primarily focuses on Android application development, it may be useful as it covers networking and working with APIs, which are essential skills for API developers. The course teaches you how to use Retrofit to perform network requests and how to handle JSON data. Therefore, this course may be useful by providing practical, hands-on experience with networking and data services.
See salaries and explore the career path for API Developer
Technology Consultant
A Technology Consultant advises businesses on how to leverage technology to improve their processes. While this course is focused on Android development, it may be useful by providing exposure to modern mobile app development practices and technologies like Jetpack Compose and Kotlin. An understanding of these technologies can be valuable in advising clients on mobile app strategies. You will learn about app architecture, best practices, and modern development patterns, which are all important topics concerning technology consulting. Therefore, this course may be useful in providing foundational knowledge.
See salaries and explore the career path for Technology Consultant
Technical Project Manager
A Technical Project Manager oversees software development projects. While this course is focused on Android development, it may be useful by providing a deeper understanding of the technologies and processes involved in building mobile applications. With this learning, a project manager can more effectively manage mobile development projects. The course covers essential aspects of mobile development, including UI design, state management, and networking. Therefore, this course may be useful by helping to bridge the gap between project management and the technical aspects of mobile app projects.
See salaries and explore the career path for Technical Project Manager
Database Administrator
A Database Administrator manages and maintains databases. This course introduces you to the Room Persistence Library which is used in Android for database operations. While this is just one aspect of a DBA’s role, the course provides the basics of database CRUD operations, the ability to perform complex SQL queries through Room, and how to integrate databases within applications. Therefore, this course may be useful to develop data persistence skills. The course's emphasis on performing CRUD operations and complex JOIN queries is relevant.
See salaries and explore the career path for Database Administrator
Technical Writer
A Technical Writer creates documentation for software and technology products. While this course is focused on Android development, it may be useful by providing a deeper understanding of the technical aspects of mobile application development. This will help a technical writer create more accurate and comprehensive content. The course covers essential aspects of mobile development, such as UI design, state management, and networking. Therefore, this course may be useful by providing hands-on experience and terminology that can improve technical writing, especially for mobile applications.
See salaries and explore the career path for Technical Writer
Software Tester
A Software Tester is involved in the testing of software applications to ensure they meet quality standards. This course may be useful by giving a deeper understanding of how software applications are built. This will help them create more effective and efficient test cases. The course explores UI design, state management, and data handling. Therefore, this course may be helpful by building a solid technical foundation for testing the functionality of mobile apps. The course's focus on best practices in app architecture is also relevant.
See salaries and explore the career path for Software Tester
DevOps Engineer
A DevOps Engineer implements and automates the processes for software development and deployment. This course may be useful by providing an understanding of the application development process. This can be beneficial when working on solutions for optimizing continuous integration and continuous delivery. The course provides practical experience in writing software in Kotlin and using modern mobile development patterns. Therefore, this course may be useful for a DevOps Engineer that may need to work with mobile application projects. The course's focus on modern app architecture is helpful.
See salaries and explore the career path for DevOps Engineer

Reading list

We've selected two books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Android Compose Essentials - Build Android Apps like a Pro.
Cover image
Kotlin in Action, Second Edition
Save
Provides a comprehensive guide to Kotlin, covering everything from basic syntax to advanced features. It's particularly useful for understanding Kotlin's features that are heavily used in Android development with Jetpack Compose. While not strictly required, it serves as an excellent reference for deepening your understanding of the language. It is commonly used as a textbook in university courses.
Kotlin in Action, Second Edition
Paperback
$$$
Cover image
Head First Android Development
Save
Provides a solid foundation in Android development concepts, which are helpful for understanding the underlying principles of Jetpack Compose. It's particularly useful for beginners who are new to Android development. While the book doesn't focus on Compose, it provides valuable context and background knowledge. It is commonly used as a textbook in introductory Android development courses.
Head First Android Development
Paperback
Check
Head First Android Development
Kindle Edition
Check

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Effort
33 total hours
Via
Udemy
Instructor
Syed Tanvir Ahmad
Language
English
Good to know
Covers Kotlin coroutines, which are essential for handling background tasks and improving app responsiveness, making it highly relevant for modern Android development
Explores modern Android app architecture using MVVM and the Repository pattern, which promotes maintainability and testability in larger projects
Teaches Jetpack Compose, which is a modern toolkit for building native Android UI, offering a declarative approach and improved performance compared to traditional methods
Includes dependency injection using Hilt, which simplifies testing and improves code organization, but requires familiarity with DI concepts
Emphasizes best practices like Separation of Concern and Single Source of Truth, which are crucial for building scalable and maintainable Android applications
Utilizes Retrofit for REST API calls, a widely-used library, but learners should be aware of its limitations when dealing with more complex networking scenarios
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