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: JUnit, Spring Framework, Spring Boot, Java Programming, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Build Tools, Object-Relational Mapping, Software Testing, Cloud Development, Functional Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Mining, Innovation, Image Analysis, Big Data, Medical Imaging, Unstructured Data, Health Informatics, Analytics, Text Mining, Natural Language Processing, Health Care, Health Information Management, Medical Terminology, Interoperability, Classification Algorithms
★ 3.6 (26) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Email Marketing, Marketing Automation, Newsletters, Automation, Personalized Campaigns, Digital Marketing Tools, Editing
★ 4.6 (45) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: 3D Modeling, Animation and Game Design, 3D Assets, Animations, Computer Graphics, Computer Graphic Techniques, Graphics Software, Design and Product
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design, Web Design and Development, Front-End Web Development, Web Development, Web Applications
★ 4 (8) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Apple iOS, Apple Xcode, Swift Programming, Mobile Development, Objective-C (Programming Language), Mobile Development Tools, User Interface (UI), Application Development, User Interface (UI) Design, UI Components, Development Environment, Integrated Development Environments, Simulations, Storyboarding
★ 4.7 (34) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, User Flows, User Interface and User Experience (UI/UX) Design, Figma (Design Software), User Interface (UI), User Centered Design, User Experience, Wireframing
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, Cloud Deployment, Web Design, Database Development, Database Systems, Front-End Web Development, Application Programming Interface (API), Full-Stack Web Development, Amazon Web Services, Cloud Computing, User Interface (UI), Authentications, Development Environment, Web Applications, Frontend Performance, Cascading Style Sheets (CSS), Continuous Deployment, Web Frameworks, Continuous Integration, Frontend Integration
Advanced · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Process Mapping, Process Design, Process Flow Diagrams, Diagram Design, Data Visualization, Graphic Design, Account Management, Marketing
★ 4.3 (12) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unity Engine, Animation and Game Design, Game Design, Animations, Video Game Development, UI Components, User Interface (UI), C# (Programming Language), Code Reusability, Event-Driven Programming, User Interface (UI) Design, Software Design Patterns, C and C++, Object Oriented Programming (OOP), Performance Tuning, Scripting, Asset Management
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Front-End Web Development, Web Development, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design, Scripting, Javascript
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: 3D Assets, Computer Graphics, Visualization (Computer Graphics), AI powered creativity, Prompt Engineering, Computer Graphic Techniques, Post-Production, AI literacy, Graphical Tools, Virtual Environment, Content Management, Design Software, File Management, Model Optimization, Image Quality, Functional Design, Design Elements And Principles, Creative Design, Simulations
★ 4.5 (6) · Intermediate · Specialization · 3 - 6 Months