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.

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Requirements Analysis, White-Box Testing, Software Architecture, Acceptance Testing, Software Development Methodologies, Unified Modeling Language, Software Development Life Cycle, Configuration Management, Debugging, Software Design, Process Driven Development, Software Engineering, Software Testing, Object Oriented Design, Functional Requirement, Data Modeling, Systems Design, Project Management, Project Planning
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Database Design, Software Design, Application Security, Vulnerability Assessments, Unified Modeling Language, Unit Testing, Threat Modeling, Usability Testing, User Interface and User Experience (UI/UX) Design, Data Flow Diagrams (DFDs), Open Web Application Security Project (OWASP), Software Architecture, Secure Coding, Object Oriented Design, Software Design Patterns, Database Management, Security Software, Systems Design, Software Development Life Cycle, Technical Design
Beginner · Specialization · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Object Oriented Design, Java, Object Oriented Programming (OOP), Unit Testing, Java Programming, Application Development, Data Structures, Software Testing, Programming Principles, Test Driven Development (TDD), Computer Programming
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Development Environment, Engineering Software, Computer Programming, Data Structures, Debugging, Program Development
Intermediate · Course · 1 - 4 Weeks

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

SkillUp
Skills you'll gain: Systems Design, Business Process Modeling, Data Flow Diagrams (DFDs), Systems Analysis, Data Modeling, Digital Transformation, Business Process, Risk Management, Workflow Management, Systems Architecture, Business Analysis, Solution Design, Enterprise Resource Planning, Information Technology, Process Flow Diagrams, Prototyping, Computer Science, Agile Methodology, Product Lifecycle Management, Business Communication
Intermediate · Course · 1 - 4 Weeks

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

University of Alberta
Skills you'll gain: Software Architecture, Unified Modeling Language, Software Design, Product Family Engineering, Software Systems, Software Development, Software Documentation, Software Design Patterns, Middleware, Maintainability, Application Deployment, Scalability, Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Basic Electrical Systems, Wireless Networks, C and C++, Computer Programming, Control Systems, Interactive Design, Software Installation, Electronic Components, C++ (Programming Language), Electronics, Display Devices, Embedded Software, Embedded Systems, Robotics, Computer Programming Tools, Development Environment, Integrated Development Environments, Electrical Wiring
Intermediate · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Object Oriented Programming (OOP), User Interface (UI), Object Oriented Design, Computer Programming, Algorithms, Software Engineering, Data Structures, Programming Principles, Software Documentation, Development Environment, Debugging
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Application Design, Solution Design, Design Strategies, Design Elements And Principles
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Software Documentation, Software Engineering, Technical Documentation, Maintainability, Programming Principles, Software Design, Python Programming
Intermediate · Course · 1 - 3 Months