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.

Skills you'll gain: Hibernate (Java), File I/O, Object-Relational Mapping, Java Programming, Java, Object Oriented Programming (OOP), Enterprise Application Management, Data Structures, Data Validation, Performance Tuning, Package and Software Management, Database Management, Application Development, Relational Databases, Data Persistence, Databases, Object Oriented Design, Software Development, Persistence, Design
★ 4.9 (33) · Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Database Design, Data Processing, Debugging, Web Scraping, File I/O, Data Store, Data Visualization, Relational Databases, Restful API, Web Services, SQL, Databases, Data Visualization Software, JSON, Data Presentation, Extensible Markup Language (XML), Data Structures, Programming Principles, Python Programming, Program Development
★ 4.8 (281K) · Beginner · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: C++ (Programming Language), Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Graph Theory, Development Environment, Data Storage, Engineering Software, Unstructured Data, Computer Programming, Software Engineering, Algorithms, Memory Management, Computer Programming Tools, Debugging, Program Development, Database Systems, Theoretical Computer Science
★ 4.7 (3.5K) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Secure Coding, Maintainability, Hardening, Java Programming, Software Design Patterns, Application Security, Software Design, Java, Software Architecture, Memory Management, Object Oriented Design, API Design, Code Reusability, Software Development, Object Oriented Programming (OOP), Functional Design, Application Programming Interface (API), Interoperability, System Programming, C (Programming Language)
Advanced · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Unified Modeling Language, JSON, Object Oriented Programming (OOP), File I/O, Software Design, Software Design Documents, Debugging, Object Oriented Design, Data Processing, Diagram Design, Unit Testing, Programming Principles, Program Development, Python Programming, Data Import/Export, Data Wrangling, Restful API, Image Analysis, Data Manipulation, Computer Programming
★ 4.8 (23K) · Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: File I/O, UI Components, Object Oriented Design, Java Programming, Software Design, User Interface (UI) Design, Debugging, Web Design and Development, Software Engineering, Code Reusability, Hypertext Markup Language (HTML), Computer Programming, Program Development, Event-Driven Programming, Bioinformatics, Encryption, Javascript, Algorithms, Data Analysis, Cascading Style Sheets (CSS)
★ 4.6 (22K) · Beginner · Specialization · 3 - 6 Months

Case Western Reserve University
Skills you'll gain: Philanthropy, Entrepreneurship, Entrepreneurial Finance, Innovation, New Business Development, Community Development, Economic Development, Commercialization, Mentorship, Governance, Public Policies, Resource Allocation, Program Evaluation
★ 4.5 (129) · Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Eclipse (Software), Java Programming, Object Oriented Programming (OOP), Software Development Tools, Java, Computer Programming Tools, Object Oriented Design, Integrated Development Environments, Development Environment, Computer Programming, Programming Principles, Virtual Machines, Computing Platforms, Algorithms
★ 4.4 (640) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, .NET Framework, C# (Programming Language), Web Development, Application Frameworks, Restful API, Web Applications, UI Components, Secure Coding, API Testing, Application Programming Interface (API), Web Services, Web Components, Back-End Web Development, Application Deployment, Programming Principles, Object Oriented Design, Object Oriented Programming (OOP), Building Design, Program Implementation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Software Development Life Cycle, Linux Commands, Software Architecture, Bash (Scripting Language), Shell Script, Git (Version Control System), GitHub, Full-Stack Web Development, Flask (Web Framework), Software Design, Version Control, File Management, Unix Shell, Web Development, Linux, Application Deployment, Data Import/Export, Python Programming, NumPy
★ 4.6 (52K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Vibe coding, AI powered creativity, Debugging, Prompt Patterns, Brainstorming, Planning, Visual Storytelling, Generative AI, Data Wrangling, Data Analysis, Content Creation, Presentations, AI literacy, Responsible AI, Business Communication, Artificial Intelligence, Data Visualization, Research, Project Management, Machine Learning
★ 4.8 (10K) · Beginner · Professional Certificate · 3 - 6 Months
University of Michigan
Skills you'll gain: Database Design, Data Store, Database Software, Relational Databases, SQL, Databases, Data Visualization Software, Web Scraping, Data Modeling, Object Oriented Programming (OOP), Data Processing, Python Programming, Application Programming Interface (API)
★ 4.8 (22K) · Beginner · Course · 1 - 3 Months