intermediate

Mastering Design Patterns with Java

Computer Programming

5 courses

128 practices

16 hours

Elevate your Java skills by mastering essential design patterns in this comprehensive path. Covering key OOP concepts, creational, structural, and behavioral patterns, you'll learn to write robust, maintainable code, culminating in the development of a sophisticated smart home system.

See courses

Verified skills you'll gain

INTERMEDIATE

Computer Science Fundamentals

INTERMEDIATE

Computer Systems and Architecture

Tools you'll use

Java

Trusted by learners working at top companies

Meet Cosmo:

The smartest AI guide in the universe

Our built-in AI guide and tutor, Cosmo, prompts you with challenges that are built just for you and unblocks you when you get stuck.

Earn a shareable

Certificate of Achievement

Course 2

Creational Design Patterns

6 lessons

31 practices

Creational design patterns are crucial for controlling object creation processes in software development. This course explores patterns like Singleton, Factory Method, and Builder, helping you create flexible, reusable, and maintainable code. You'll learn how to manage object instantiation effectively, promoting scalability and robust design solutions.

See details

Course 3

Structural Design Patterns

6 lessons

29 practices

Structural design patterns focus on managing object composition and relationships to create flexible and scalable systems. In this course, you'll explore patterns like Adapter, Decorator, and Composite, learning how to organize complex structures effectively while enhancing code maintainability and extensibility.

See details

Course 4

Behavioral Design Patterns

6 lessons

29 practices

Behavioral design patterns emphasize communication between objects and the distribution of responsibilities. This course covers patterns like Observer, Strategy, and Command, helping you design systems with flexible interactions, improved maintainability, and better separation of concerns.

See details

Course 5

Applying Design Patterns in a Smart Home System

3 lessons

9 practices

This course reinforces your understanding of various design patterns by applying them to the development of a smart home system in Java, focusing on how each pattern can solve real-world problems in different contexts.

See details

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

From our community

Hear what our customers have to say about CodeSignal Learn

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11

I love that it's personalized. When I'm stuck, I don't have to hope my Google searches come out successful. The AI mentor Cosmo knows exactly what I need.

Faith Yim

Software Engineer

+14

It's an amazing product and exceeded my expectations, helping me prepare for my job interviews. Hands-on learning requires you to actually know what you are doing.

Alex Bush

Full Stack Engineer

I'm really impressed by the AI tutor Cosmo's feedback about my code. It's honestly kind of insane to me that it's so targeted and specific.

Abbey Helterbran

Tech consultant

I tried Leetcode but it was too disorganized. CodeSignal covers all the topics I'm interested in and is way more structured.

Jonathan Miller

Senior Machine Learning Engineer

+12

I'm impressed by the quality and can't stop recommending it. It's also a lot of fun!

Francisco Aguilar Meléndez

Data Scientist

+11