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.

Board Infinity
Skills you'll gain: React Native, Mobile Development, Responsive Web Design, Docker (Software), Azure DevOps, Restful API, Cross Platform Development, Microservices, Containerization, User Interface and User Experience (UI/UX) Design, DevOps, UI Components, ASP.NET, CI/CD, .NET Framework, Unit Testing, Software Testing, Application Development, Authentications, Version Control
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Scripting Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, MySQL, Operational Databases, Relational Databases, SQL, PHP (Scripting Language), Database Application, Database Systems, Database Management, Databases, Database Management Systems, Back-End Web Development, Data Structures, Software Installation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Canva (Software), Typography, Layout Design, Color Theory, Graphic and Visual Design Software, Graphic and Visual Design, Responsible AI, Creative Design, Design, Design Elements And Principles, Image Quality, Generative AI Agents
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI) Design, Application Design, Interactive Design, User Flows, Scalability, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, Typography, Design Elements And Principles, Design, Layout Design, User Experience Design, Graphic and Visual Design, Adobe XD, Prototyping, User Centered Design, Figma (Design Software), Design Reviews, Human Centered Design, Style Guides, Color Theory
Intermediate · Course · 3 - 6 Months

AI CERTs
Skills you'll gain: User Experience, User Experience Design, User Interface and User Experience (UI/UX) Design, Experience Design, User Centered Design, Design Thinking, Persona (User Experience), UI/UX Research, User Interface (UI), Artificial Intelligence, Design Research, Wireframing, Responsible AI, Prototyping, Design Reviews, User Story, Prompt Patterns, Professional Development, Storyboarding, Presentations
Advanced · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Safety Standards, Safety Training, Safety Assurance, Safety and Security, Robotics, Hazard Analysis, Equipment Design, Risk Management Framework, Product Testing, Failure Analysis, Manufacturing and Production
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Surveys, Survey Creation, User Feedback, Case Studies, Data Quality, Research Design, User Research, Data Collection, Qualitative Research, Sampling (Statistics)
Beginner · Course · 1 - 4 Weeks

Parsons School of Design, The New School
Skills you'll gain: Building Design, Sustainable Design, Sustainable Architecture, Public Health, Architectural Design, Environmental Engineering, Chemical Engineering, Health Assessment, Sustainability Standards, Materials science
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Web Design, Figma (Design Software), Typography, Front-End Web Development, Web Design and Development, Maintainability, Mockups, Web Content Accessibility Guidelines, UI Components, Cascading Style Sheets (CSS), Layout Design, Web Development, Usability, Prototyping, Web Development Tools, Software Engineering
Intermediate · Specialization · 3 - 6 Months

The Museum of Modern Art
Skills you'll gain: Storytelling, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks