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.

Coursera
Skills you'll gain: Software Development Tools, Software Development Methodologies, Agile Methodology, Responsible AI, AI Enablement, AI Workflows, Team Oriented, Software Engineering, Engineering Management, Cross-Functional Collaboration, Generative AI
Intermediate · Course · 1 - 4 Weeks

The Open University
Skills you'll gain: Sustainable Business, Sustainable Development, Innovation, Environmental Social And Corporate Governance (ESG), Stakeholder Engagement, Business Continuity, Environmental Issue, Social Impact, Business Ethics, Business Architecture, Systems Thinking, Business Modeling, Complex Problem Solving
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Intercultural Competence, Teamwork, Diversity and Inclusion, Cultural Diversity, Cultural Sensitivity, Virtual Teams, Self-Awareness, Collaboration, Professional Development, Empathy, Adaptability, Conflict Management, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, AI Workflows, AI Orchestration, Generative AI, AI Enablement, API Design, AI Security, Software Development, Database Design, Automation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Security, Information Systems Security, Information Assurance, Security Controls, Data Integrity, Personally Identifiable Information, Identity and Access Management, Network Security, IT Security Architecture, Authentications, Cybersecurity, Authorization (Computing), Infrastructure Security, Computer Security, Encryption, User Accounts, Security Awareness, Safety and Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Enterprise Architecture, CI/CD, Cloud Applications, Unified Modeling Language, Microservices, Cloud Infrastructure, Cloud Computing, Docker (Software), Data Modeling, Requirements Analysis, Software Systems, Architectural Design, Software Development Life Cycle, Stakeholder Engagement, Application Programming Interface (API), Database Design, Database Management, Data Governance, SQL
Advanced · Course · 1 - 3 Months

Skills you'll gain: TypeScript, React.js, UI Components, Javascript, Software Design Patterns
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Ideation, Diagram Design, Brainstorming, Team Building, Productivity Software, Data Visualization, Organizational Skills
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Newsletters, Marketing Materials, Promotional Materials, Marketing Design, Email Marketing, Content Creation, Event Marketing, Owned Media, Graphic Design, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Java, Development Environment, Computer Programming, Software Design, Integrated Development Environments, Debugging, File Management, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Metasploit, Penetration Testing, Exploitation techniques, Brute-force attacks, Cyber Security Assessment, Intrusion Detection and Prevention, Network Security, Remote Access Systems, Network Protocols, Command-Line Interface, Network Analysis
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Power BI, Dashboard, Collaborative Software, Collaboration, Data Sharing, Microsoft Power Platform, Microsoft Excel, Business Intelligence, Microsoft 365, Mobile Security, Interactive Data Visualization, Microsoft PowerPoint, Microsoft Office, Data Analysis Software, Performance Tuning, Data Analysis
Mixed · Course · 1 - 4 Weeks