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.

Association of International Certified Professional Accountants
Skills you'll gain: Data Literacy, Data-Driven Decision-Making, Financial Data, Business Analytics, Data Strategy, Analytical Skills, Project Design, Data Analysis, Business Intelligence, Project Implementation, Unstructured Data, Data Quality
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Software Design Patterns, Java Programming, Java, Enterprise Architecture, Secure Coding, Application Servers, Software Design, Software Architecture, Application Security, Programming Principles, Security Assertion Markup Language (SAML), Dependency Analysis, System Programming, Web Applications, OS Process Management, Maintainability, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Land Development, Landscape Architecture, Environmental Science, Sustainable Development, Case Studies, Community Development, Public Works, Sustainable Design, Environment and Resource Management, Building Codes, Cultural Diversity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Restful API, Database Design, Database Application, Databases, NoSQL, MongoDB, Back-End Web Development, Performance Tuning, API Design, Cloud Applications, Authentications, Server Side, Middleware, Scalability, Application Deployment, Web Applications, Web Development, Debugging, Javascript
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Clinical Trials, Pharmacology, Clinical Research, Psychiatry, Psychotherapy, Research Design, Research Methodologies, Mental Health Therapies, Pharmacotherapy, Clinical Research Ethics, Healthcare Ethics, Research, Psychiatric Assessments, Psychology, Informed Consent, Mental Health Diseases and Disorders, Neurology, Social Studies, Ancient History
Mixed · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Creative Thinking, Creativity, Business Ethics, Business Analytics, Ideation, Creative Problem-Solving, Leadership and Management, Business Analysis, Business Leadership, Brainstorming, Business Strategy, Organizational Leadership, Decision Making, Emotional Intelligence, Accounting, Cultural Sensitivity, Cultural Diversity, Brand Management, Organizational Structure, Culture
Beginner · Specialization · 3 - 6 Months

Parsons School of Design, The New School
Skills you'll gain: Sustainable Architecture, Sustainable Design, Construction, Materials Management, Procurement, Architectural Engineering, Sustainable Development, Sustainability Standards, Environmental Engineering, Systems Thinking, Waste Minimization, Health And Safety Standards, Innovation
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Responsible AI, Presentations, Microsoft Excel, Microsoft Outlook, Data Presentation, Microsoft PowerPoint, Microsoft Teams, Data Storytelling, Predictive Modeling, Email Automation, Data Visualization Software, Data Synthesis, Spreadsheet Software, Microsoft Word, Excel Formulas, Collaborative Software, Microsoft 365, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Computational Thinking, Algorithms, Graph Theory, Data Structures, Computer Programming, C++ (Programming Language), Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Elicitation, Software Design Documents, Requirements Analysis, Security Requirements Analysis, Mockups, Interviewing Skills, User Requirements Documents, Data Flow Diagrams (DFDs), Storyboarding, Requirements Management, Functional Requirement, Goal Setting, Software Development Methodologies, Software Documentation, Diagram Design, Agile Methodology, Business Requirements, Unified Modeling Language, Risk Management Framework, System Requirements
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Web Content Accessibility Guidelines, Education Software and Technology, Educational Materials, Learning Management Systems, Digital pedagogy, Community Development, Adult Education, Instructional Design, Motivational Skills, Relationship Building, Technology Strategies, Professional Development, Collaboration, Cultural Responsiveness, Constructive Feedback, Communication
Beginner · Course · 1 - 3 Months
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Game Theory, Business Strategy, Strategic Thinking, Competitive Analysis, Strategic Partnership, Product Strategy, Strategic Decision-Making, Market Opportunities, Go To Market Strategy, Market Dynamics, New Product Development, Market Analysis, Product Design, Innovation
Mixed · Course · 1 - 3 Months