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.

Illinois Tech
Skills you'll gain: Database Systems, Relational Databases, Database Management, Database Theory, Databases, SQL, Database Design, Database Management Systems, Database Architecture and Administration, Data Access, Query Languages, Data Modeling, Data Manipulation, User Accounts
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Adobe Premiere, Post-Production, Video Editing, Video Production, Adobe Creative Cloud, Media Production, Editing, Storyboarding, Graphic and Visual Design, Multimedia, Storytelling, Timelines, File Management, Creativity, Quality Assurance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Real Time Data, Application Development, .NET Framework, Performance Tuning, Secure Coding, C# (Programming Language), System Programming, Application Performance Management, Object Oriented Programming (OOP)
Intermediate · Guided Project · Less Than 2 Hours

Politecnico di Milano
Skills you'll gain: Design Thinking, Innovation, Platform As A Service (PaaS), Product Development, Strategic Thinking, New Business Development, Business Strategies, Business Modeling, Growth Strategies, Business Transformation, Target Market, Customer Analysis, Value Propositions
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power Apps Component Framework, Document Management, Microsoft Power Platform, Data Entry, Excel Formulas, Microsoft 365, Application Design, Cloud Applications
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Architectural Drawing, Structural Engineering, Building Design, Structural Analysis, Civil and Architectural Engineering, Building Codes, Engineering Software, Engineering Calculations, Engineering Analysis
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Semiconductors, Electronic Systems, Electronics, Electronic Components, Basic Electrical Systems, Electronics Engineering, Power Electronics, Engineering Design Process, Schematic Diagrams, Performance Testing, Computational Logic, System Design and Implementation, Mathematical Modeling, Physics, Engineering Analysis, Engineering Calculations
Beginner · Specialization · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Data Strategy, Business Modeling, Data Ethics, Design Thinking, Innovation, Customer Data Management, Augmented and Virtual Reality (AR/VR), Market Opportunities, Data Governance, Technology Strategies, Data Management, Data-Driven Decision-Making, Platform As A Service (PaaS), Product Development, Big Data, Customer Insights, Strategic Thinking, Systems Thinking, Digital Transformation, Business Transformation
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Canva (Software), Graphic and Visual Design Software, Graphic Design, Design, Collaborative Software, Design Software, Content Creation, User Accounts, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), Web Design and Development, Front-End Web Development, Mobile Development, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Business Process Modeling, Responsible AI, AI Product Strategy, Business Process, Digital Transformation, Business Process Management, Process Design, Business Process Automation, Google Gemini, Process Analysis, ChatGPT, Product Management, Generative AI, Sustainable Development, Generative AI Agents, Social Impact, Sustainability Reporting, Prompt Engineering, Data Strategy, Business Strategy
Intermediate · Specialization · 1 - 4 Weeks

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), Web Components, JavaScript Frameworks, UI Components, HTML and CSS, Routing Protocols, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Application Programming Interface (API), Web Design, Restful API, Javascript, Web Development
Intermediate · Specialization · 1 - 3 Months