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.

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Corporate Sustainability, Sustainable Development, Sustainability Standards, Sustainable Systems, Environmental Social And Corporate Governance (ESG), Supply Chain Management, Supply Chain Planning, Supply Chain, Supply Chain Systems, Case Studies, Transportation Management, Logistics Management, Business Technologies, Reverse Logistics, Transportation Operations, Waste Minimization, Digital Transformation, Product Lifecycle Management, Innovation
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Figma (Design Software), Prototyping, Mockups, User Interface (UI), Interaction Design, Usability, User Experience Design, User Flows, Animations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Business Analysis, Market Opportunities, Competitive Analysis, Stakeholder Analysis, Market Analysis, Case Studies, Feasibility Studies, Project Implementation, Solution Design, Value Propositions, Innovation, Business Strategy, Market Research
Intermediate · Course · 1 - 3 Months

Skills you'll gain: PostgreSQL, Relational Databases, Java, Java Platform Enterprise Edition (J2EE), Systems Development, Application Servers, Database Design, Databases, Application Design, Back-End Web Development, Web Applications, Business Logic, Secure Coding, Data Validation, Payment Systems, Document Management, Authentications, Verification And Validation, File Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Firefly, Adobe Express, Responsible AI, Creativity, Generative AI, Creative Thinking, Adobe Creative Cloud, Innovation, AI Workflows, Design Software, Artificial Intelligence, Prompt Engineering, Communication, Content Creation, Storytelling, Visual Design, Collaboration, Problem Solving, Adaptability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Content Performance Analysis, Microsoft Copilot, Content Marketing, Content Creation, Generative AI Agents, Marketing Materials, Ideation, Social Media Content, Content Strategy, Personalized Service, Brainstorming, Search Engine Optimization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Journals, Writing, Storytelling, Personal Development, Self-Awareness, Creativity, Empathy, Emotional Intelligence, Editing
Beginner · Course · 1 - 4 Weeks

American Council on Exercise
Skills you'll gain: Exercise Science, Nutrition and Diet, Safety Training, Kinesiology, Health Education, Injury Prevention, Anatomy, Physiology, Coaching, Goal Setting
Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Global Marketing, Cultural Sensitivity, Customer Engagement, Revenue Management, Customer experience improvement, Augmented and Virtual Reality (AR/VR), Marketing Strategy and Techniques, Personalized Service, Brand Management, Price Negotiation, Customer Relationship Management, Business Modeling, Innovation, Content Strategy, User Experience Design, Digital Transformation, Data-Driven Decision-Making, Business Management, Artificial Intelligence, Metadata Management
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, UI Components, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, User Interface (UI), Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Business Process Automation, Generative AI, AI Workflows, Automation, OpenAI, Multimodal Prompts, Slack (Software), AI Personalization, Human Resources, Performance Metric, Key Performance Indicators (KPIs), Real Time Data, Google Sheets, Application Programming Interface (API), Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Hibernate (Java), Spring Boot, Java, Object-Relational Mapping, Database Management, Apache Maven, Software Design Patterns, SQL, Data Persistence, Functional Design, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks