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.

Packt
Skills you'll gain: Software Design Patterns, Test Automation, CI/CD, Infrastructure as Code (IaC), Continuous Deployment, Continuous Delivery, Application Deployment, Release Management, Continuous Integration, Software Architecture, Infrastructure Architecture, AI Workflows, Cloud Deployment, DevOps, Scalability, DevSecOps, Git (Version Control System)
Advanced · Course · 3 - 6 Months

University of Colorado System
Skills you'll gain: Database Design, Software Design, User Experience Design, Database Theory, Usability, UI/UX Research, Usability Testing, User Interface and User Experience (UI/UX) Design, Relational Databases, Software Visualization, Software Architecture, Software Design Patterns, User Interface (UI) Design, Application Security, Design Strategies, Security Software, Servers, Operating Systems
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Software Design, Systems Development Life Cycle, Software Development Life Cycle, Application Security, Technical Design, Security Engineering, Software Development Methodologies, Conceptual Design, Waterfall Methodology, Requirements Analysis, Agile Methodology
Mixed · Course · 1 - 3 Months

Skills you'll gain: Java, Mobile Development, Java Programming, Object Oriented Programming (OOP), Application Frameworks, Android Development, Application Development, Program Development, Software Development
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Unified Modeling Language, Unit Testing, Software Design, Data Flow Diagrams (DFDs), Software Engineering Tools, Software Development Tools, JUnit, Development Testing, Data Ethics, Test Automation, Software Development Methodologies, Dataflow
Intermediate · Course · 1 - 3 Months

Skills you'll gain: PHP (Scripting Language), Object Oriented Programming (OOP), Object Oriented Design, Code Reusability, Web Development, Maintainability, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Object Oriented Design, Software Architecture, Java, Java Programming, Software Design, User Interface (UI), Object Oriented Programming (OOP), Data-Driven Decision-Making, Business Modeling, Test Data, User Interface (UI) Design, System Design and Implementation, Application Design, Human Computer Interaction, Application Development, Software Engineering, Computer Programming, Programming Principles, Software Development Tools, Artificial Intelligence
Mixed · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, C++ (Programming Language), Computer Programming, Code Reusability, Embedded Software, Development Environment, Control Systems, Integrated Development Environments, Microsoft Visual Studio, Embedded Systems, Web Applications, Computer Programming Tools, Electronics, Game Design, Electronic Components
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Software Design, Computer Programming, Software Testing, Application Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Software Documentation, Java Programming, Java, Technical Documentation, Computer Programming, Programming Principles, Code Reusability, Computer Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, C and C++, C++ (Programming Language), Embedded Software, Computer Programming, Code Reusability, Hardware Troubleshooting, Program Development, Maintainability, Debugging
Intermediate · Course · 1 - 3 Months

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)
Intermediate · Course · 1 - 4 Weeks