Object Oriented Programming courses can help you learn core concepts like classes, objects, inheritance, and polymorphism. You can build skills in designing robust software architectures, implementing design patterns, and writing reusable code. Many courses introduce tools such as Java, Python, and C++, which are commonly used in software development, enabling you to apply your knowledge in practical coding projects. Additionally, you may explore frameworks that enhance object-oriented principles, further enriching your programming toolkit.

LearnKartS
Skills you'll gain: Object Oriented Design, Java Programming, Code Reusability, Application Design, Solution Design, Design Strategies, Design Elements And Principles
★ 4.7 (33) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TypeScript, Object Oriented Design, Node.JS, Role-Based Access Control (RBAC), Object Oriented Programming (OOP), Webpack, React Redux, Back-End Web Development, React.js, Full-Stack Web Development, Web Development, MongoDB, Front-End Web Development, Javascript, Application Programming Interface (API), Software Design Patterns, API Design, Programming Principles, Software Development, Debugging
★ 4.7 (6) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Application Development, Application Frameworks, Development Environment, Web Development, Microsoft Visual Studio, Microsoft Development Tools
★ 4.1 (289) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Development Environment, Computer Programming, Microsoft Visual Studio, Computer Programming Tools, Integrated Development Environments, Programming Principles, Apple Xcode, Software Installation, Data Structures, Performance Tuning, Debugging
★ 4.3 (23) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, Java Programming, Java, File I/O, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Code Reusability, Data Structures, File Management
★ 4.7 (222) · Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Systems Development Life Cycle, Software Architecture, Software Development Life Cycle, Software Quality Assurance, Software Design, Software Engineering, Quality Assurance, Systems Analysis, Object Oriented Design, Systems Design, Project Management, Project Planning, Unified Modeling Language, Diagram Design
★ 4.6 (209) · Intermediate · Course · 1 - 3 Months

Google DeepMind
Skills you'll gain: Prompt Engineering, Google Gemini, Gemini, Generative AI Agents, AI Integrations, Google Cloud Platform, Application Programming Interface (API), Real Time Data, Key Management, Tool Calling, Agentic systems, Cloud Deployment, Generative Model Architectures, Generative AI, Large Language Modeling, AI Security, Artificial Intelligence, AI Workflows, Cloud Applications, Cloud Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: File I/O, Object Oriented Programming (OOP), Debugging, Object Oriented Design, JSON, Data Structures, Code Reusability, Python Programming, Microsoft Visual Studio, Development Environment, Integrated Development Environments, Scripting, Maintainability, Package and Software Management, Authorization (Computing), Programming Principles, Computer Programming, Web Scraping, Application Programming Interface (API), File Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Selenium (Software), Object Oriented Programming (OOP), Eclipse (Software), Java, Java Programming, JUnit, HTML and CSS, Object Oriented Design, Test Automation, Hypertext Markup Language (HTML), Software Testing, Test Script Development, Integrated Development Environments, Web Design and Development, Test Data, Browser Compatibility, Computer Programming, Test Tools, Web Development, Programming Principles
★ 4.5 (29) · Beginner · Specialization · 3 - 6 Months

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Object Oriented Design, Software Engineering, Object Oriented Programming (OOP), Project Risk Management, Application Design, Web Applications, Software Development Life Cycle, Risk Management, Case Studies, Web Development, Software Development Methodologies, Application Development, Program Development, Python Programming, Application Frameworks, Software Design, Programming Principles, Computer Programming
★ 2.6 (17) · Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Ruby (Programming Language), File I/O, Object Oriented Programming (OOP), Ruby on Rails, Debugging, Test Tools, Application Design, Code Reusability, Programming Principles, Test Case, Software Documentation, Development Environment, Integrated Development Environments, Computer Programming, Data Structures, Apple Xcode, Web Development, Software Installation, Technical Documentation, Computational Logic
★ 4.4 (18) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Design, Code Reusability, Mathematical Software, Programming Principles, Data Management, Statistical Analysis, Software Installation, Descriptive Statistics
Intermediate · Course · 3 - 6 Months