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.

Logical Operations
Skills you'll gain: Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), HTML and CSS, Adobe Creative Cloud, Web Design and Development, Web Design, Web Development, Web Content, Information Architecture, Web Development Tools, Front-End Web Development, Image Quality, Browser Compatibility, File Management, Development Environment, Multimedia, Content Management, File Transfer Protocol (FTP)
Mixed · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Access, Database Management, Excel Macros, Microsoft 365, Database Development, Database Administration, Database Architecture and Administration, Data Maintenance, Microsoft Windows, Database Software, Databases, Relational Databases, Query Languages, Database Design, Data Entry, Microsoft Office, Data Presentation, Productivity Software, Scripting, User Interface (UI)
Mixed · Course · 1 - 3 Months

Skills you'll gain: Angular, Mobile Development, Service Design, Front-End Web Development, UI Components, Data Validation, Application Development, Application Frameworks, Service Oriented Architecture, JavaScript Frameworks, Business Logic
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Data Structures, Data Cleansing, Python Programming, Data Analysis, NumPy, Pandas (Python Package), Data Manipulation, Programming Principles, Scripting, Algorithms
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Vibe coding, Application Development, Application Design, No-Code Development, Data Ethics, Artificial Intelligence, Product Development, Design and Product, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Business Ethics, Ethical Standards And Conduct, Personal Development, Marketing Design, Product Marketing, Marketing Automation, Marketing, Business Marketing, Digital Marketing
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Responsive Web Design, Usability, HTML and CSS, Web Design, Multimedia, Web Design and Development, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Web Content Accessibility Guidelines, User Interface (UI), Email Marketing, Front-End Web Development, Adobe Creative Cloud, Web Development, Web Content, Web Development Tools, Hypertext Markup Language (HTML), Marketing, Content Management, File Management
Mixed · Course · 1 - 3 Months

Indian School of Business
Skills you'll gain: Financial Statements, Peer Review, Financial Statement Analysis, Financial Trading, Balance Sheet, Portfolio Management, Income Statement, Data Collection, Market Liquidity, Investment Management, Financial Analysis, Performance Analysis, Project Design, Market Analysis, Financial Market, Accruals, Securities Trading, Market Trend, Market Dynamics, Performance Measurement
Beginner · Specialization · 3 - 6 Months

JetBrains
Skills you'll gain: Kotlin, Java, Java Programming, IntelliJ IDEA, Object Oriented Programming (OOP), Android Development, Interoperability, Mobile Development, Integrated Development Environments, Computer Programming, Performance Tuning, Functional Design, Code Review, Programming Principles, Maintainability, Unit Testing, Scripting, Software Development, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Design, Software Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Spatial Analysis, C# (Programming Language), Scalability
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Computer Architecture, Systems Design, Technical Design, Application Specific Integrated Circuits, Digital Design, Hardware Architecture, Computer Hardware, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Content Creation, Social Media Content, Search Engine Optimization, Digital Content, Social Media Marketing, Marketing Design, Web Analytics and SEO, Graphic Design, Content Strategy, Style Guides, Content Marketing, Content Management, Marketing Materials, Branding, Brand Management, Auditing, Sales Process, Report Writing
Beginner · Course · 1 - 3 Months