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.

Coursera
Skills you'll gain: Accounting Software, Data Validation, QuickBooks (Accounting Software), Expense Management, Accounting Records, Expense Reports, Bookkeeping, Data Entry, Verification And Validation, Financial Reporting, Spreadsheet Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Virtual Environment, Video Game Development, Game Design, Animation and Game Design, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Threat Modeling, Enterprise Architecture, Security Architecture Review, Cybersecurity, Application Security, Cyber Security Strategy, Network Security, Systems Architecture, Identity and Access Management, Information Systems Security, Endpoint Security, Data Security, Risk Analysis, Remote Access Systems, Risk Mitigation, Case Studies, Risk Management, Business Requirements
★ 4.7 (6) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, 3D Assets, 3D Modeling, Virtual Environment, Video Game Development, Computer Graphics, Game Design, Data Import/Export
★ 5 (9) · Advanced · Course · 3 - 6 Months

Skills you'll gain: Organizational Strategy, Strategic Thinking, Strategic Leadership, Business Strategy, Business Planning, Corporate Strategy, Strategic Decision-Making, Plan Execution, Business Leadership, Operations, Business Priorities, Initiative and Leadership, Financial Forecasting, Sales, Organizational Change, Sales Strategy, Operational Analysis, Revenue Management, Financial Planning, Design
★ 5 (15) · Mixed · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Diagram Design, Liberal Arts, Culture
★ 5 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React.js, JavaScript Frameworks, UI Components, Frontend Integration, Web Applications, Data Validation, Front-End Web Development, Verification And Validation, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Technical Analysis, Market Trend, Trend Analysis, Risk Control, Financial Trading, Risk Management, Risk Modeling, Securities Trading, Market Analysis, Business
Mixed · Course · 1 - 3 Months

Skills you'll gain: Event Marketing, Events and Conferences, Event Management, Budget Management, Promotional Strategies, Promotions and Campaigns, Marketing Budgets, Branding, Risk Analysis, Event Planning, Risk Management, Strategic Marketing, Cost Management, Risk Management Framework, Budgeting, Brand Marketing, Revenue Management, Marketing Management, Brand Strategy, Brand Management
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Design, Advertising, Graphic and Visual Design Software, Graphic and Visual Design, Marketing Materials, Graphic Design, Design Elements And Principles, Creative Design, Ideation, Marketing, Graphical Tools, Organizational Skills, Design Software, Collaborative Software
★ 5 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: TCP/IP, Network Protocols, Network Troubleshooting, General Networking, Network Planning And Design, Computer Networking, Network Analysis, Computational Logic
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Graphical Tools, Graphic and Visual Design, Software Visualization, C and C++, Program Development
Beginner · Course · 1 - 4 Weeks