Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Peking University
Skills you'll gain: Object Oriented Design, Unified Modeling Language, Object Oriented Programming (OOP), Software Development, Program Development, Software Systems, Software Architecture, Software Engineering, Software Design, Software Development Methodologies, System Design and Implementation, Systems Analysis, Technical Design, Requirements Analysis
★ 4.5 (12) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Version Control, Debugging, Software Design Patterns, Object Oriented Design, Program Development, Object Oriented Programming (OOP), Software Development, Software Versioning, Git (Version Control System), Programming Principles, Software Design, Computer Programming, Software Engineering, Software Development Tools
★ 4.5 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Object Oriented Design, Solution Design, Software Visualization, Code Reusability, Program Development, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Object Oriented Design, Java, Java Programming, Software Architecture, Object Oriented Programming (OOP), Data Structures, Software Design, Computer Programming, Programming Principles, Code Reusability, Application Development, UI Components, User Interface (UI), Data Management
Mixed · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Event-Driven Programming, Python Programming, User Interface (UI), Computer Programming, Application Development, User Interface (UI) Design, Graphical Tools, Code Reusability
★ 3.7 (16) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Code Reusability, Data Validation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Object Oriented Design, Code Reusability, Microsoft Visual Studio, Software Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Computer Programming, Programming Principles, Software Design, Code Reusability, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unit Testing, Java, Java Programming, Test Script Development, Test Automation, Software Development, Development Testing, Program Development, Application Design, Software Testing, Application Development, Programming Principles, Data Validation, User Interface (UI), Maintainability, Software Design, Debugging, Data Integrity
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unity Engine, Software Design Patterns, Data Structures, C# (Programming Language), Video Game Development, Software Design, Programming Principles, Graph Theory, Software Architecture, Algorithms
★ 4.6 (149) · Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Java, Object Oriented Design, File I/O, Web Servers, Program Development, Server Side, Programming Principles, Test Engineering, Code Reusability, Animation and Game Design, Encryption, Software Installation, Application Deployment
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: File I/O, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Video Game Development, Unreal Engine, Game Design, Event-Driven Programming, Unity Engine, C# (Programming Language), UI Components, User Interface (UI)
★ 4.7 (20) · Intermediate · Course · 1 - 4 Weeks