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: Spring Framework, Hibernate (Java), Spring Boot, Java, Object-Relational Mapping, Database Management, Apache Maven, Software Design Patterns, SQL, Data Persistence, Functional Design, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: JSON, Data Structures, Analytics, Computational Thinking, Data Analysis, Data Visualization Software, Scripting, Javascript, Data Processing, Unsupervised Learning, Data Modeling, Machine Learning, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Algorithms, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Scalability, Authentications, JSON, Authorization (Computing), Web Development Tools, Web Applications, Web Development, Server Side, Back-End Web Development, Application Frameworks, Javascript, Restful API, Development Environment, Operating Systems, Email Automation, Microsoft Visual Studio
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Process Improvement, Data-Driven Decision-Making, Performance Improvement, Quality Improvement, Service Design, Process Design, Business Process Improvement, Patient Flow, Healthcare Industry Knowledge, Operations Management, Organizational Change, Organizational Effectiveness, Health Care, Customer experience improvement, Innovation, Change Management, Decision Making, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Mining, Innovation, Image Analysis, Big Data, Medical Imaging, Unstructured Data, Health Informatics, Analytics, Medical Records, Text Mining, Natural Language Processing, Health Care, Health Information Management, Classification Algorithms
Beginner · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Sustainable Development, Sustainable Systems, Project Finance, Civil Engineering, Sustainable Design, Sustainability Standards, Social Impact, Climate Change Adaptation, Environment, Environmental Engineering, Strategic Partnership, Climate Change Mitigation, Stakeholder Engagement, Project Planning
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, Application Deployment, Security Management, Data Management, Customer Relationship Management (CRM) Software, Workflow Management, Training and Development, Customer Service
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Verification And Validation, Computational Logic, Theoretical Computer Science, Automation, Agentic systems, System Requirements, Robotics, Artificial Intelligence, Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: NumPy, Pandas (Python Package), Image Analysis, Data Manipulation, Matplotlib, Computer Vision, Data Analysis, Interactive Data Visualization, Python Programming, Data Visualization, JSON, Programming Principles, Scripting, Scripting Languages, Data Structures, Development Environment, Microsoft Visual Studio, Integrated Development Environments, Computer Programming, Software Installation
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Social Justice, Environmental Issue, Sustainable Development, Environmental Policy, Health Equity, Environmental Laws, Legal Proceedings, Environmental Regulations, Community and Social Work, Cultural Responsiveness, Community Development, Advocacy, Climate Change Adaptation, Policy Analysis, Research, Collaboration, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, AI Workflows, Automation, AI Enablement, AI Orchestration, Performance Measurement, Responsible AI, Generative AI, Process Optimization, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Web Development Tools, Object Oriented Programming (OOP), Automation, Debugging
Intermediate · Course · 3 - 6 Months