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.

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Software Design Patterns, Software Engineering, Java, Unified Modeling Language, Software Design, Java Programming, Software Architecture, Model View Controller, Conceptual Design
★ 4.6 (7) · Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Software Design Patterns, Application Design, Application Development, Python Programming, Computer Programming, Programming Principles, Software Development, Scripting, Virtual Machines, Scripting Languages
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: C and C++, C++ (Programming Language), File I/O, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Data Structures, Code Reusability, Memory Management, Algorithms
Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Systems Development Life Cycle, Software Architecture, Software Development Life Cycle, Software Quality Assurance, Software Design, Software Engineering, Quality Assurance, Systems Analysis, Object Oriented Design, Systems Design, Project Management, Project Planning, Unified Modeling Language, Diagram Design
★ 4.6 (208) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Virtual Machines, Package and Software Management, Memory Management
★ 4.7 (533) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Software Design Patterns, Unified Modeling Language, Software Design, Java, Java Programming, Software Architecture, User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, API Design, Software Development, Diagram Design
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Computer Programming
★ 4.6 (54) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Database Design, Software Design, Application Security, User Experience Design, Vulnerability Assessments, Database Theory, Unified Modeling Language, Unit Testing, UI/UX Research, Threat Modeling, Usability Testing, User Interface and User Experience (UI/UX) Design, Vulnerability Management, Data Flow Diagrams (DFDs), Relational Databases, Software Visualization, Security Engineering, Security Software, Systems Development Life Cycle, Software Development Life Cycle
★ 4.6 (438) · Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Animations, Software Design, Data Structures, Visualization (Computer Graphics), Interactive Design, Programming Principles, Computer Graphic Techniques, Python Programming, Graphic and Visual Design, Event-Driven Programming, Digital Design, Simulations, Computer Graphics, Design, Game Design, Computational Logic, Computational Thinking, File I/O
★ 5 (7) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, C# (Programming Language), Programming Principles, .NET Framework, Code Reusability
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Python Programming, Code Reusability, Computer Programming, Programming Principles, Scripting, Scripting Languages, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Embedded Systems, C and C++, C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Development Testing, System Programming, C (Programming Language), Development Environment, Verification And Validation, Integrated Development Environments, Computer Programming Tools, Code Reusability, System Configuration, Peripheral Devices, Software Installation
Intermediate · Course · 1 - 3 Months