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.

Case Western Reserve University
Skills you'll gain: Philanthropy, Entrepreneurship, Entrepreneurial Finance, Innovation, New Business Development, Community Development, Economic Development, Commercialization, Mentorship, Governance, Public Policies, Resource Allocation, Program Evaluation
★ 4.5 (129) · Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Database Design, Data Processing, Debugging, Web Scraping, File I/O, Data Store, Data Visualization, Database Software, Relational Databases, Restful API, Web Services, SQL, Databases, Data Visualization Software, JSON, Data Presentation, Data Structures, Programming Principles, Python Programming, Program Development
★ 4.8 (281K) · Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: File I/O, UI Components, Object Oriented Design, Java Programming, Software Design, Maintainability, User Interface (UI) Design, Debugging, Web Design and Development, Software Engineering, Code Reusability, Hypertext Markup Language (HTML), Computer Programming, Program Development, Event-Driven Programming, Bioinformatics, Javascript, Algorithms, Data Analysis, Cascading Style Sheets (CSS)
★ 4.6 (22K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Patterns, Google Gemini, Generative AI, AI literacy, Risking, Model Training, Technology Roadmaps, AI Integrations, Google Sheets, Critical Thinking, Innovation
★ 4.8 (25K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Media Planning, Social Media Marketing, Google Ads, Email Marketing, Social Media Strategy, Order Fulfillment, Paid media, Social Media Management, Online Advertising, Search Engine Optimization, Performance Measurement, Spreadsheet Software, Client Services, Campaign Management, E-Commerce, Loyalty Programs, Marketing, Web Presence, Interviewing Skills
★ 4.8 (51K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Java Programming, Java, Data Structures, Object Oriented Design, Data-oriented programming, Maintainability, Object Oriented Programming (OOP), Object-Relational Mapping, Secure Coding, Spring Boot, Numerical Analysis, Mathematical Software, Algorithms, Interoperability, Data Management, Performance Tuning, Data Validation
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Project Management Life Cycle, Change Management, Project Management, Organizational Change, Organizational Structure, Program Management, Project Planning, AI Enablement, Strategic Thinking
★ 4.9 (102K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Python Programming, NumPy, Scripting, Data Collection, Data Analysis
★ 4.6 (44K) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Javascript, Responsive Web Design, Web Design and Development, Ajax, Front-End Web Development, Bootstrap (Front-End Framework), Hypertext Markup Language (HTML), Web Design, Web Development, Web Development Tools, Development Environment, JSON, Web Applications, Frontend Performance, Browser Compatibility, Object Oriented Programming (OOP), Event-Driven Programming, User Interface and User Experience (UI/UX) Design
★ 4.7 (17K) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Persistence, Object Oriented Design, Java, Java Programming, File Management, Memory Management, Code Reusability, Application Development, File Systems, Maintainability, Computer Programming, Software Design, Development Environment, Program Development, Programming Principles, Computer Programming Tools, Data Structures, Integrated Development Environments
★ 4.6 (256) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Django (Web Framework), Bootstrap (Front-End Framework), Restful API, Version Control, GitHub, Git (Version Control System), Responsive Web Design, Cascading Style Sheets (CSS), Jest (JavaScript Testing Framework), JSON, Web Development Tools, Hypertext Markup Language (HTML), Unix Commands, Back-End Web Development, API Testing, Relational Databases, Object Oriented Programming (OOP), HTML and CSS, Mobile Development, Python Programming
★ 4.7 (25K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Database Administration, Data Warehousing, Web Scraping, Data Engineering, Data Pipelines, Database Architecture and Administration, Database Design, Database Management, Relational Databases, Linux Commands, SQL, Apache Kafka, Bash (Scripting Language), Apache Airflow, Shell Script, Data Store, Generative AI, Data Import/Export, Data Security
★ 4.6 (62K) · Intermediate · Professional Certificate · 3 - 6 Months