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: Hypertext Markup Language (HTML), Web Development, Web Design and Development, Web Development Tools, Web Design
Intermediate · Guided Project · Less Than 2 Hours

University of Rochester
Skills you'll gain: Clinical Research, Clinical Trials, Medical Science and Research, Drug Development, Pharmaceuticals, Health Policy, Research, Public Health and Disease Prevention, Public Health, Research Design, Community Health, Research Methodologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Spring Boot, Full-Stack Web Development, React.js, IntelliJ IDEA, Application Programming Interface (API), Object-Relational Mapping, JavaScript Frameworks, Integrated Development Environments, Front-End Web Development, YAML, Web Applications, Web Development Tools, Back-End Web Development, Data Access, User Interface (UI), MongoDB, UI Components, Application Frameworks, Databases
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Vector Databases, Embeddings, Generative AI, Databases, LLM Application, AI Personalization, Database Design, NoSQL, Database Management, Database Architecture and Administration
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Disabilities, Student Support and Services, Educational Materials, Special Education, Instructional Design, Diversity Awareness, Higher Education, Interpersonal Communications, Student Engagement, Case Studies
Beginner · 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

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Cross-Functional Collaboration, Project Planning, Business Systems Analysis, Strategic Leadership, Team Leadership, Business Leadership, Community Development, Stakeholder Analysis, Cultural Responsiveness, Project Management, Organizational Strategy, Relationship Building, Root Cause Analysis, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Matplotlib, Plotly, Data Ethics, Data Visualization, Data Cleansing, Data Manipulation, Exploratory Data Analysis, Pandas (Python Package), Data Transformation, Interactive Data Visualization, Data Visualization Software, Data Storytelling, Data Analysis, Scikit Learn (Machine Learning Library), Jupyter, Python Programming, Machine Learning, Model Evaluation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Workforce Development, Strategic Leadership, Operational Efficiency
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Command-Line Interface, Application Design, Programming Principles, Generative AI, Automation, Generative AI Agents, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Patient Safety, Clinical Leadership, Corrective and Preventive Action (CAPA), Overcoming Obstacles, Health Systems, Healthcare Project Management, Lean Methodologies, Care Coordination, Teamwork, Initiative and Leadership, Adaptability, Accident Prevention, Leadership, Collaboration, Continuous Quality Improvement (CQI), Reliability
Mixed · Course · 1 - 3 Months

Epic Games
Skills you'll gain: Game Design, Video Game Development, Prototyping, Unreal Engine, User Interface (UI), Creativity, Innovation, Animations, UI Components, System Implementation
Beginner · Course · 1 - 4 Weeks