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.

Arizona State University
Skills you'll gain: Statistical Analysis, Regression Analysis, Sampling (Statistics), Statistical Modeling, Statistical Methods, Data Analysis Software, Data Transformation, Statistical Hypothesis Testing, Probability Distribution
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Active Listening, Non-Verbal Communication, Social Skills, Cultural Sensitivity, Interpersonal Communications, Emotional Intelligence, Conflict Management, Rapport Building, Professionalism, Empathy, Cultural Diversity, Collaboration, Teamwork, Communication Strategies, Virtual Teams, Communication, Digital Communications, Adaptability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Secure Coding, Penetration Testing, Front-End Web Development, Application Development, Application Design, Security Testing, Application Security, Development Environment, Web Development, Software Development Tools, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Authorization (Computing), User Interface (UI), Incident Response, Role-Based Access Control (RBAC), Application Deployment, Transaction Processing
Beginner · Specialization · 3 - 6 Months

Universidad de Palermo
Skills you'll gain: Game Theory, Decision Making, Strategic Decision-Making, Coordination, Behavioral Economics, Organizational Leadership, Team Oriented, Systems Thinking, Emotional Intelligence, Creative Thinking, Psychology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stored Procedure, Microsoft SQL Servers, Transact-SQL, Performance Tuning, Database Management, SQL, Database Design, Microsoft Copilot, System Monitoring, Debugging
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Responsible AI, Microsoft Copilot, Generative AI, AI Enablement, Training and Development, ChatGPT, Productivity Software, Training Programs, Prompt Engineering, Developing Training Materials, Learning Management Systems, Innovation, Case Studies, Automation
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Web Development, Angular, Vue.JS, Application Development, React.js, Web Applications, JSON, Event-Driven Programming, Object Oriented Programming (OOP), Programming Principles, Computer Programming, Data Structures, Software Engineering, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Color Theory, Sales, Marketing Collateral, Design, Sales Strategy, Marketing Materials, Layout Design, Digital Design, Intellectual Property, Graphic and Visual Design Software, Product Design, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Usability Testing, Usability, Human Centered Design, Software Testing, Human Factors, User Acceptance Testing (UAT), Surveys, Human Computer Interaction, Software Quality (SQA/SQC), Test Planning, Technical Communication, User Experience Design, User Interface (UI), UI/UX Research, User Research, Web Content Accessibility Guidelines, User Experience, Risk Management Framework, Stakeholder Engagement, Law, Regulation, and Compliance
Advanced · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Responsible AI, Human Centered Design, Human Computer Interaction, Generative AI, Interaction Design, User Interface (UI), Data Ethics, Artificial Intelligence, Conceptual Design, Machine Learning, Deep Learning
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Project Management Office (PMO), Program Management, Change Management, Organizational Change, Project Portfolio Management, Project Management, Sustainable Development, Corporate Sustainability, Agile Methodology, Collaboration, Data-Driven Decision-Making, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks