BUILD ANDROID APPS WITH JAVA

Android powers over 70% of the world’s smartphones—and Java remains one of the most widely used programming languages for building Android apps. Mastering Android development with Java opens up endless opportunities in mobile app development, freelance software projects, and high-demand job markets. With the right tools and foundational knowledge, anyone can build responsive, scalable, and real-world Android apps.
Written by experienced mobile developer Alfred James, this book is structured to take you from absolute beginner to confident app builder. Drawing from real-world industry practices, modern development tools, and Android Studio best practices, it equips you with everything needed to build, test, and publish fully functional Android applications using Java. Every chapter is packed with actionable tutorials, hands-on projects, and expert tips for mastering key development skills.
Build Android Apps with Java is a complete guide that walks you through Android development using Java in a structured, practical way. It starts with setting up your environment and covers everything from Java fundamentals and user interface design to RESTful API integration, Firebase services, local data storage, and advanced navigation. Whether you're an aspiring developer or looking to transition into mobile app development, this book is your all-in-one resource.
What's Inside:

• Step-by-step tutorials for building Android apps using Java
• In-depth coverage of UI/UX design, Material Design, and Jetpack components
• Real-world projects including a To-Do List app, Weather app, and Chat application using Firebase
• Practical introduction to REST APIs and JSON parsing with Retrofit
• Firebase integration including Realtime Database, Authentication, and Cloud Messaging
• Tips for app optimization, accessibility, and performance profiling
• Final project: Launch a production-ready productivity app and publish it to Google Play

This book is for aspiring Android developers, students, self-taught programmers, and even Java developers looking to expand into mobile development. No prior Android experience is required—just a basic understanding of Java. Whether you're starting a new career or building your first personal app, this guide is written for you.
Each chapter is designed to deliver clear outcomes in a focused and efficient way—so even if you dedicate just a few hours a week, you’ll make tangible progress fast. By the end of the book, you’ll have multiple working apps, hands-on experience with backend integration, and the confidence to publish your own apps on the Google Play Store.