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.

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: AI Enablement, Artificial Intelligence, Materials science, Artificial Neural Networks, Image Analysis, Computer Vision, Manufacturing Processes, Machine Learning, Process Control
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: LangGraph, LangChain, AI Workflows, LLM Application, Agentic systems, Prompt Engineering, Data Persistence, Context Management, Human Centered Design
Intermediate · Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Dashboard, Data Entry, Productivity Software, Business Reporting, Data Cleansing, Data Visualization, Data Management, Analytics, Data Validation
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, Web Design and Development, API Design, User Interface (UI), Databases, Scalability, GitHub, Command-Line Interface, Data Validation
Beginner · Specialization · 3 - 6 Months

University of Virginia
Skills you'll gain: Brainstorming, Ideation, Innovation, Storytelling, Creative Thinking, Creative Problem-Solving, Open Mindset, Creativity, Experimentation, Growth Mindedness, Strategic Thinking, Cognitive flexibility, Collaboration, Case Studies, Peer Review
Beginner · Course · 1 - 3 Months

École normale supérieure
Skills you'll gain: Infographics, Geospatial Mapping, Data Mapping, Graphic and Visual Design, Graphics Software, Color Theory
Beginner · Course · 1 - 3 Months

Skills you'll gain: Key Performance Indicators (KPIs), Power BI, Dashboard, Data Visualization, Interactive Data Visualization, Data Storytelling, Data Presentation, Business Metrics, Performance Analysis, Data Visualization Software, Data Import/Export, Business Intelligence, Regional Sales, Sales Presentation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Finite Element Methods, Simulation and Simulation Software, Engineering Analysis, Simulations, Mechanical Design, Process Engineering, Engineering, Verification And Validation
Beginner · Guided Project · Less Than 2 Hours

University of Virginia
Skills you'll gain: User Story, Javascript, Model View Controller, Debugging, HTML and CSS, Prototyping, jQuery, Web Applications, Hypertext Markup Language (HTML), User Interface (UI), Interactive Design, Web Design and Development, Web Development Tools, Web Design, Application Programming Interface (API), Application Development, Cascading Style Sheets (CSS), Software Development, User Experience, User Accounts
Beginner · Specialization · 1 - 3 Months

Peking University
Skills you'll gain: C# (Programming Language), C and C++, Data Structures, C++ (Programming Language), Computer Programming, Microsoft Visual Studio, Object Oriented Programming (OOP), Extensible Markup Language (XML), .NET Framework, Java, Data Access, Database Management, User Interface (UI), Algorithms, Network Protocols, File I/O
Intermediate · Course · 3 - 6 Months

Scrimba
Skills you'll gain: React.js, UI Components, Front-End Web Development, Web Content Accessibility Guidelines, User Interface (UI), JavaScript Frameworks, Interaction Design, Web Development Tools, Event-Driven Programming, Web Frameworks, Cascading Style Sheets (CSS), Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

Arizona State University
Skills you'll gain: Conflict Management, Negotiation, Emotional Intelligence, De-escalation Techniques, Active Listening, Communication Strategies, Interpersonal Communications, Composure, Tactfulness, Teamwork, Expectation Management, Collaboration, Brainstorming, Verbal Communication Skills, Interviewing Skills, Empathy, Communication, Follow Through, Contingency Planning, Problem Solving
Beginner · Specialization · 3 - 6 Months