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.

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, User Interface (UI), Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Engineering, Scientific, and Technical Instruments, Analytical Chemistry, Failure Analysis, Materials science, Electronics, Image Analysis, Laboratory Testing, Electronic Components, Laboratory Equipment, Quantitative Research, Scientific Visualization, Qualitative Research
Intermediate · Course · 1 - 3 Months

Peking University
Skills you'll gain: Nursing, Nurse Education, Nursing Care, Clinical Informatics, Health Informatics, Nursing Practices, Informatics, Telehealth, Patient-centered Care, Computer Displays, Decision Support Systems, Information Technology, Electronic Medical Record, Patient Safety
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Java Programming, Data Structures, Data Persistence, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Research, Research Design, Consumer Behaviour, Influencing, Persuasive Communication, Ethical Standards And Conduct, Marketing Psychology, Behavioral Economics, Biomedical Technology, Experimentation, Neurology, Marketing, Data Analysis, Statistical Analysis
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Presentations, Organizational Structure, Graphical Tools, Data Visualization, Productivity Software, Design Elements And Principles, Graphic and Visual Design, Graphic Design, Organizational Skills, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Process Flow Diagrams, Process Mapping, Target Audience, Data Visualization, User Accounts, Business Process, Graphic Design, Business Strategy
Beginner · Guided Project · Less Than 2 Hours

Universidades Anáhuac
Skills you'll gain: Search Engine Marketing, Digital Marketing, Search Engine Optimization, Marketing Strategies, Email Marketing, Web Analytics and SEO, Social Media Marketing, Keyword Research, Content Marketing, Digital Transformation, Marketing Effectiveness, Social Media Strategy, Customer Analysis, Marketing Analytics, Data Analysis, Paid media, Return On Investment
Beginner · Course · 1 - 3 Months

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Web Design, Typography, Front-End Web Development, Cascading Style Sheets (CSS), UI Components, Figma (Design Software), Hypertext Markup Language (HTML), User Interface (UI) Design, User Interface (UI), Web Content Accessibility Guidelines, Usability, Animations
Intermediate · Course · 3 - 6 Months

Skills you'll gain: User Interface (UI), Interactive Design, User Interface and User Experience (UI/UX) Design, Unreal Engine, Game Design, Artificial Intelligence, Scripting, Video Game Development, Data Structures, Debugging
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: White-Box Testing, Test Planning, Test Case, Software Testing, Debugging, Functional Testing, Software Documentation, Software Quality Assurance, Development Testing, Test Data, Issue Tracking, Software Technical Review, Quality Assurance, Development Environment, Technical Communication
Beginner · Course · 1 - 4 Weeks