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 State University of New York
Skills you'll gain: Digital Design, digital literacy, Infographics, Content Creation, Graphic Design, Multimedia, Computer Literacy, Digital Communications, Open Source Technology, Web Content Accessibility Guidelines, Peer Review, Communication, Design Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Unified Modeling Language, Visual Basic (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Modeling, Microsoft Development Tools, Computer Programming, .NET Framework, Software Engineering, Data Structures
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Windows Servers, Authorization (Computing), Microsoft Windows, Authentications, Operating System Administration, User Accounts, Group Policy, Microsoft Servers, Security Controls, Enterprise Security, Active Directory, Identity and Access Management, Servers, Computer Security, System Configuration, Encryption
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Unit Testing, Enterprise Application Management, Java, Integration Testing, Configuration Management, Software Design Patterns, Extensible Markup Language (XML), Context Management, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: IntelliJ IDEA, Java Programming, Object Oriented Programming (OOP), Java, Integrated Development Environments, Computer Programming, Open Source Technology, Programming Principles, Scalability, Functional Design
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI Agents, Retrieval-Augmented Generation, Prompt Engineering, Generative AI, AI Enablement, AI Workflows, Google Cloud Platform, Tool Calling, Customer experience improvement, Organizational Strategy, Innovation, Solution Design
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Pedagogy, Digital pedagogy, Education and Training, Teaching, Human Learning, Differentiated Instruction, Higher Education, Instructional Strategies, Cultural Diversity, Lifelong Learning, Willingness To Learn, Curriculum Development, Student-Centred Learning, Student Engagement
Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Full-Stack Web Development, Front-End Web Development, Django (Web Framework), Scalability, Responsive Web Design, Web Applications, Back-End Web Development, MySQL, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Cloud Computing, Application Programming Interface (API), Virtual Environment, Javascript, Database Management
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Digital Transformation, Data Sharing, Manufacturing Operations, Business Transformation, Workflow Management, Product Lifecycle Management, Data Storage, Process Management, Interoperability, Innovation, Goal Setting
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Gerontology, Competitive Analysis, Design Thinking, Demography, Innovation, Rehabilitation, Intellectual Property, Health Technology, Chronic Diseases, Health Systems, Health Care, Value Propositions, Health Policy, Business Modeling, User Research, Project Management, Nutrition and Diet
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Work Breakdown Structure, Project Scoping, Project Estimation, Organizational Structure, Scope Management, Project Coordination, Project Management Software, Project Management, Google Sheets, Standard Operating Procedure
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: COBOL (Programming Language), Integrated Development Environments, Business Logic, Mainframe Computing, Programming Principles, Computer Programming Tools, Computer Programming, File I/O, Data Management, Maintainability, Debugging
Beginner · Course · 1 - 4 Weeks