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.

University of London
Skills you'll gain: Pandas (Python Package), NumPy, Probability & Statistics, Unsupervised Learning, Statistics, Data Analysis, Statistical Analysis, Jupyter, Machine Learning Algorithms, Data Manipulation, Descriptive Statistics, Matplotlib, Data Visualization Software, Python Programming, Machine Learning, Data Preprocessing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, MySQL Workbench, MySQL, Relational Databases, SQL, Database Management, Data Manipulation, Data Migration, User Acceptance Testing (UAT), Scalability
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Spring Boot, Hibernate (Java), Object-Relational Mapping, GitHub, Git (Version Control System), Java, Software Documentation, JUnit, Restful API, Application Performance Management, API Design, Model View Controller, Postman API Platform, User Accounts
Intermediate · Course · 3 - 6 Months

Michigan State University
Skills you'll gain: Color Theory, Adobe Illustrator, Digital Design, Creativity, Image Quality, Design
Beginner · Course · 1 - 3 Months

Xi'an Jiaotong University
Skills you'll gain: Operating Systems, Computer Networking, Computer Architecture, OS Process Management, Microsoft Office, Network Architecture, Hardware Architecture, General Networking, Computer Systems, Theoretical Computer Science, Computer Hardware, Information Technology, Network Protocols, Computer Literacy, Computing Platforms, Computational Logic, Computational Thinking, Data Storage, File Management
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Semantic Web, Web Content, Information Architecture, Web Design and Development, Web Development, Front-End Web Development
Beginner · Guided Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: Semiconductors, Finite Element Methods, Medical Devices, Materials science, Electronics Engineering, Laboratory Testing, Electronics, Quality Assurance, Process Control, Biomedical Engineering, Electronic Systems, Product Testing, Mechanical Design, Manufacturing Processes, Electrical Engineering, Electronic Components, Computer Architecture, Process Engineering, Mechanical Engineering, Emerging Technologies
Intermediate · Specialization · 3 - 6 Months

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Assembly Drawing, 3D Modeling, Computer-Aided Design, Mechanical Design, Engineering Drawings
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), Web Components, JavaScript Frameworks, UI Components, HTML and CSS, Routing Protocols, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Application Programming Interface (API), Web Design, Restful API, Javascript, Web Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Unity Engine, Animations, Visualization (Computer Graphics), 3D Assets, Software Design Patterns, Video Game Development, Object Oriented Programming (OOP), Data-oriented programming, Game Design, Scalability, Virtual Environment, Software Development Tools, Virtual Reality, Computer Graphics, Performance Tuning, Data Validation, Real Time Data, Computer Graphic Techniques, Scripting, C# (Programming Language)
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Information Systems, Database Software, Database Systems, Database Design, Information Management, Data Modeling, Diagram Design, Relational Databases, Database Management, Data Management
Intermediate · Guided Project · Less Than 2 Hours

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Matlab, Convolutional Neural Networks, Data Preprocessing, Machine Learning, Classification Algorithms, Artificial Intelligence and Machine Learning (AI/ML), Visualization (Computer Graphics), Deep Learning
Beginner · Course · 1 - 4 Weeks