Code Java in 5 Hours: A Complete Beginner's Guide
What you'll learn
- Understand the core concepts of Java programming
- Install and set up a Java development environment (JDK + IntelliJ IDEA)
- Write, compile, and run Java programs
- Work with variables, data types, operators, and expressions
- Take user input and print formatted output
- Apply decision-making statements and loops effectively
- Declare, initialize, and use arrays and multi-dimensional arrays
- Create and use methods with parameters and return types
- Grasp Object-Oriented Programming (OOP) principles and apply them in projects
- Build a mini-project: Employee Management System
Requirements
- No prior programming experience is required
- A computer (Windows, macOS, or Linux)
- Willingness to learn and practice regularly
- Internet connection to download tools and access course content
Description
In today’s tech-driven world, understanding how to code is a superpower — and Java is one of the most powerful, versatile, and widely-used programming languages out there. This beginner-friendly course is designed to give you a solid foundation in Java programming, whether you're just starting out or looking to transition into a tech career.
Through structured lessons and practical examples, this course takes you from absolute beginner to writing real Java programs — even building a complete mini-project by the end. You’ll learn not only how to write code, but also how to think like a programmer: breaking down problems, creating reusable solutions, and applying programming logic effectively.
We understand how overwhelming coding can feel at first, which is why every concept is broken down into bite-sized lessons that focus on clarity, real-world applications, and hands-on learning.
By the end of the course, you’ll be able to write your own Java programs confidently and understand core concepts such as variables, loops, conditionals, methods, and object-oriented programming (OOP).
What You’ll Learn in This Course
How to install and set up Java (JDK) and IntelliJ IDEA
Java syntax basics: variables, data types, operators, and expressions
Input/output operations using Scanner and System.out
Control flow with if-else, switch, and loops
Arrays and multi-dimensional arrays
Creating and using methods effectively
Fundamentals of Object-Oriented Programming: classes, objects, inheritance, and polymorphism
How to build a real-world Employee Management System as a final project
Who This Course is For
Absolute beginners with no programming background
Students who want to learn Java for school or university
Career changers preparing for entry-level software jobs
Aspiring backend or Android developers
Anyone curious about how software works and how to build it
What’s Included
Hands-on coding exercises after each section
Real-world examples to reinforce learning
A practical final project to apply your knowledge
Lifetime access and updates
Certificate of completion
Clear, beginner-friendly instruction from a seasoned software engineer
About the Instructor
This course is taught by Mariana Kolodzheieva, a passionate software engineer and team lead with over 10 years of hands-on experience in the tech industry. Mariana has worked across a wide range of real-world projects and industries, and has spent years mentoring junior developers and helping newcomers grow their confidence and skills. Her teaching style focuses on making complex technical concepts simple, approachable, and actionable for absolute beginners.
Get Started Now!
If you've always wanted to learn how to code — or if you're ready to build a future-proof skill that opens doors in tech — this course will get you there. With practical, project-based learning and expert guidance, you'll walk away with a strong grasp of Java programming and the confidence to keep building.
Enroll today and start writing your first Java program in just minutes!
This course comes with a 30-day money-back guarantee, so there’s no risk—just results.
See you in the first lecture!
Who this course is for:
- Absolute beginners who want to start learning programming using Java
- High school and university students looking for a Java refresher
- Professionals switching to software development
- Anyone curious about Java and how software applications are built
- Future backend developers or Android app developers
Instructors
- 4.4 Instructor Rating
- 40,671 Reviews
- 947,727 Students
- 112 Courses
Hi, I’m Anton Voroniuk, and I’m here to help you unlock the power of AI and digital marketing. Over the past 17 years, I’ve trained over 900,000 students worldwide as a Google Academy Trainer and AI enthusiast.
With a master’s degree in search engine algorithms, machine learning, and AI, I’ve worked with Google and Facebook as a Premier Partner since 2017, staying ahead of the curve in AI-driven marketing.
That passion led me to create AIMe Academy, a place where professionals like you can learn how to use AI to save time, grow your business, and achieve your goals faster.
If you’re ready to master AI and stay ahead of the competition, join me at AIMe Academy. Let’s take your skills to the next level!
- 4.6 Instructor Rating
- 166 Reviews
- 7,417 Students
- 1 Course
Hi, I’m Mariana Kolodzheieva — a passionate software engineer and team lead with over 10 years of hands-on experience in the tech industry.
I know how overwhelming it can feel when you're just starting out in programming or tech. That’s why I focus on breaking down complex topics into simple, beginner-friendly lessons that make learning both clear and enjoyable.
Throughout my career, I’ve worked on real-world projects across various industries, and I’ve spent years mentoring junior developers — helping them build confidence, grow their skills, and land their first tech jobs.
Here on Udemy, I’m excited to help you take your first steps in tech — whether you're learning to code, exploring software development, or simply curious about how things work behind the screen.
Let’s start this journey together — one clear, practical step at a time.
- 4.4 Instructor Rating
- 40,496 Reviews
- 934,789 Students
- 106 Courses
I am dedicated to providing students with high-quality courses that help them achieve their goals. With my expertise in digital marketing, I am committed to creating engaging and effective course materials that cater to different learning styles and abilities. With my passion for teaching and my strong communication skills, I am here to support and guide my students every step of the way.