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.

Skills you'll gain: Photography, Visual Storytelling, Storytelling, Photo/Video Production and Technology, Design Elements And Principles, Creativity
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Performance Appraisal, Talent Management, Recruitment Strategies, Workforce Development, Employee Training, Talent Recruitment, Performance Review, Recruitment, Human Resources Management and Planning, People Development, Constructive Feedback, Succession Planning, Talent Pipelining, Employee Performance Management, Performance Management, Leadership Development, Talent Acquisition, Organizational Structure, Branding
★ 4.9 (34) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Instagram, Social Media Content, Photo/Video Production and Technology, Social Media, Social Media Marketing, Content Creation, Marketing Design, Graphics Software, Shared Media, Graphical Tools, Marketing
★ 4.1 (21) · Beginner · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: Arithmetic, Theoretical Computer Science, Computational Logic, Programming Principles, Computer Science, Algorithms, Computational Thinking, Database Theory, Mathematical Modeling, Data Structures, General Mathematics, Applied Mathematics, Business Mathematics, Advanced Mathematics, Logical Reasoning, Problem Solving
★ 4 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Recruitment Strategies, Generative AI, Recruitment, Employee Onboarding, Talent Recruitment, New Hire Orientations, Human Resources Management and Planning, AI Personalization, Talent Acquisition, Human Resources, Human Resource Strategy, Email Automation, Employee Engagement, Talent Management, AI Integrations, Automation, Collaboration, IT Automation
★ 3.7 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Law, Regulation, and Compliance, Agentic Workflows, Discussion Facilitation, Regulatory Requirements, Business Ethics, Ethical Standards And Conduct, Compliance Training, Regulatory Compliance, Artificial Intelligence, Case Studies, Generative AI Agents, AI literacy, Decision Intelligence, Governance, Accountability, Predictive Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Interaction Design
★ 4.8 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Training, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Machine Learning Algorithms, AWS SageMaker, Responsible AI, Applied Machine Learning, Model Optimization, Artificial Intelligence, Machine Learning, Prompt Engineering, Amazon Bedrock, Amazon Web Services, Data Ethics, Model Deployment, Supervised Learning, Computer Vision, AI Workflows, AI literacy, Image Analysis
★ 5 (14) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Postman API Platform, API Design, Application Programming Interface (API), .NET Framework, API Testing, Authentications, Object-Relational Mapping, Development Environment, Microsoft Visual Studio, Web Development Tools, Endpoint Security, Software Design Patterns, Data Mapping, Identity and Access Management, Data Validation
Intermediate · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Microsoft Copilot, Prompt Engineering, Vibe coding, GitHub, AI Workflows, Generative AI Agents, Software Development Tools, Application Development, Software Development, Responsible AI, Code Review, Generative AI, Artificial Intelligence, AI Personalization, Design Software, Software Engineering, Web Development, React.js, Front-End Web Development, Javascript
★ 4.5 (13) · Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: DevSecOps, Secure Coding, Application Security, IT Security Architecture, DevOps, Security Engineering, Security Controls, CI/CD, Cybersecurity, Cyber Security Strategy, Cloud Security, Infrastructure as Code (IaC), Cloud Platforms, Vulnerability Management, Development Environment, Cloud Computing, Cloud Infrastructure, Cloud Computing Architecture, User Story, Backlogs
★ 5 (9) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Process Modeling, Systems Analysis, Database Design, Business Process Modeling, Process Flow Diagrams, System Testing, Process Mapping, Functional Requirement, Application Deployment, Business Analysis, Requirements Elicitation, Requirements Analysis, Development Testing, Data Management, System Design and Implementation, Software Design Documents, Stakeholder Management, Project Management, Data Visualization, Stakeholder Engagement
★ 5 (8) · Advanced · Course · 1 - 3 Months