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: Education and Training, Mindfulness, Teaching, Self-Awareness, Courage, Empathy & Emotional Intelligence, Pedagogy, Meditation & Breathwork, Higher Education, Storytelling, Parent Communication, Cultural Responsiveness, Trustworthiness, Stress Management, Emotional Intelligence, Community Development, Collaboration, Liberal Arts
★ 4.7 (160) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Security Management, Incident Response, Vulnerability Assessments, Computer Security Incident Management, Threat Management, IT Management, Vulnerability Management, Security Strategy, Cyber Governance, Risk Management Framework, Cyber Security Strategy, Cyber Security Policies, Information Assurance, Security Controls, Cyber Risk, Disaster Recovery
★ 4.5 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Dashboard, Power BI, Data Presentation, Data Visualization Software, Data Storytelling, Data Visualization, Interactive Data Visualization, Advanced Analytics, Data Analysis, Data Sharing, Statistical Analysis
★ 4.7 (32) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Object-Relational Mapping, Java Platform Enterprise Edition (J2EE), Database Design, Data Persistence, Data Access, Java, Relational Databases, Data Mapping, Java Programming, JUnit, SQL, Query Languages, Software Versioning
★ 5 (13) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Prompt Engineering, Email Automation, Model Context Protocol, Webhook Security, Retrieval-Augmented Generation, AI Integrations, Make.com, AI Workflows, Google Gemini, Automation, Anthropic Claude, OpenAI, Generative AI Agents, No-Code Development, Generative AI, Artificial Intelligence, Vector Databases, Large Language Modeling, Docker (Software), Data Transformation
★ 4.8 (8) · Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft Power Platform, Power BI, Microsoft Power Automate/Flow, Power Platform Architecture & Technical Design, Product Automation, Microsoft Development Tools, Business Intelligence Software, Application Development, No-Code Development, Generative AI Agents, Dashboard Creation, Systems Integration
★ 4.4 (45) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Writing, Writing and Editing, Research, Research Reports, Editing, Style Guides, Organizational Structure, Organizational Skills, Ethical Standards And Conduct
★ 4.5 (78) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hospitality Services, Hospitality, Hospitality Management, Hospitality and Food Services, Guest Relations, Innovation, Hotel And Restaurant Management, Hotels and Accommodations, Service Improvement, Service Management, Customer experience strategy (CX), Hotel Operations, Customer Service, Restaurant Operation, Personalized Service, Cultural Sensitivity, Digital Transformation, Corporate Sustainability, Sustainable Business, AI Personalization
★ 4.6 (79) · Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Model View Controller, iOS Development, Apple iOS, Apple Xcode, Swift Programming, User Interface (UI), User Interface (UI) Design, Mobile Development, UI Components, Application Frameworks, Application Development, Software Architecture, Knowledge of Apple Hardware, Computer Programming, Storyboarding
★ 4.2 (552) · Mixed · Course · 1 - 3 Months
Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Management Consulting, Business Consulting, Consulting, AI Enablement, Data Ethics, Quality Assurance, Market Intelligence, Market Research, Analysis, Automation, Project Scoping
★ 4.6 (60) · Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Sustainable Systems, Sustainable Development, Systems Thinking, Sustainable Business, Corporate Sustainability, Policy Development, Environmental Issue, Policy Analysis, Research, and Development, Environmental Policy, Environmental Science, Climate Change Programs, Innovation, Natural Resource Management, Climate Change Adaptation, Community Development, Predictive Modeling, Climate Change Mitigation, Spatial Data Analysis, Resource Utilization, Geospatial Information and Technology
★ 4.7 (125) · Beginner · Course · 1 - 3 Months

Meta
Skills you'll gain: Restful API, SQL, React Native, Database Management, Databases, Application Programming Interface (API), API Design, Relational Databases, Data Persistence, Mobile Development, Data Storage Technologies, Data Management, Application Development, Authentications
★ 4.7 (69) · Intermediate · Course · 1 - 3 Months