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 London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Programming Principles, Interactive Design, Program Development, FinTech, Application Development, Command-Line Interface
★ 4.7 (190) · Intermediate · Course · 1 - 4 Weeks

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, Usability, 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 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, Interactive Data Visualization, Software Design, Program Development, Data Structures, Interactive Design, Programming Principles, Visualization (Computer Graphics), Graphic and Visual Design, Python Programming, Event-Driven Programming, Systems Design, Digital Design, Simulations, Computer Graphics, Design, Game Design, Computational Logic
★ 5 (8) · Beginner · Specialization · 3 - 6 Months

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

Skills you'll gain: Restful API, Spring Framework, Microservices, Cloud Deployment, API Design, Spring Boot, OAuth, Java Programming, System Design and Implementation, Java, Systems Design, Systems Architecture, Software Architecture, Software Design, Web Design and Development, Sprint Planning, NoSQL, SQL, Databases, Product Management
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Code Reusability, Application Design, Interactive Design, Application Development, Game Design, Python Programming, Video Game Development, Programming Principles, Maintainability, Development Environment, Integrated Development Environments, Software Installation, Problem Solving
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: TypeScript, Object Oriented Design, Object Oriented Programming (OOP), Programming Principles, Software Design, Computer Programming, Software Architecture, Code Reusability, Debugging, Maintainability, Software Development, Javascript, Web Development Tools, Web Development
Beginner · Course · 1 - 4 Weeks

Jordan University of Science and Technology
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, C# (Programming Language), Program Development, Software Engineering, C++ (Programming Language), Data Structures, Software Development, Computer Programming, Programming Principles, Java, Query Languages
★ 3.8 (19) · Intermediate · Course · 1 - 4 Weeks

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

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, Programming Principles, Conceptual Design
★ 4.6 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Data Structures, Unit Testing, File I/O, Algorithms, Test Case, Computer Programming, Test Tools, Python Programming, Debugging, Software Testing, File Management, Data Science, Context Management
Intermediate · Course · 1 - 3 Months

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