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.

University of Manchester
Skills you'll gain: Sanitation, Water Resource Management, Environmental Policy, Policy Analysis, Economics, Policy, and Social Studies, Public Health, Community Development, Health Equity, Behavioral Economics, Case Studies, Revenue Management, Regulatory Affairs, Innovation
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Equity, Health Disparities, Social Determinants Of Health, Public Health, Health Policy, Community Health, Patient-centered Care, Health Promotion, Epidemiology, Community Outreach, Health Systems, Research Design, Research, Cultural Responsiveness, Media and Communications
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Education Software and Technology, Mathematics Education, Growth Mindedness, Digital pedagogy, Simulations, Interactive Design, User Feedback
Beginner · Course · 1 - 3 Months

Queen Mary University of London
Skills you'll gain: Research Reports, Statistical Hypothesis Testing, Survey Creation, Research Design, Statistical Analysis, Data Collection, Quantitative Research, Research Methodologies, Data Preprocessing, Probability & Statistics, Descriptive Statistics, Data Literacy
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Image Analysis, Computer Vision, Computer Graphics, Algorithms, Linear Algebra, Machine Learning Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, Automation, Data Management, Control Systems, Hardware Architecture, Manufacturing Processes, Manufacturing and Production, Network Protocols, Systems Integration, Information Systems Security, Communication Systems, Systems Design, Analytics, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Adobe XD, Prototyping, User Experience Design, Usability Testing, UI/UX Research, Figma (Design Software), Presentations, Responsive Web Design, Information Architecture, User Story, Storyboarding, User Research, Design, User Interface and User Experience (UI/UX) Design, Web Design, Persona (User Experience), User Centered Design, Data Ethics, Design Reviews, Usability
Beginner · Professional Certificate · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Video Game Development, Game Design, Unity Engine, Animation and Game Design, User Interface (UI), Usability, Animations, Music, Scripting, Artificial Intelligence
Mixed · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Networking, Network Engineering, Network Architecture, Scripting, Application Programming Interface (API), Data Modeling, General Networking, Network Planning And Design, Automation, Network Administration, Linux Commands, Python Programming, Network Protocols, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Database Systems, Relational Databases, Database Management, Database Theory, Databases, SQL, Database Design, Database Management Systems, Database Architecture and Administration, Data Access, Query Languages, Data Modeling, Data Manipulation, User Accounts
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Mathematical Modeling, Schematic Diagrams, Engineering Analysis, Differential Equations, Systems Analysis, Electrical Systems, Mechanics, Systems Thinking, Applied Mathematics, Performance Testing, Basic Electrical Systems
Build toward a degree
Intermediate · Course · 1 - 3 Months
Vanderbilt University
Skills you'll gain: AI Enablement, Agentic systems, Workforce Management, Scalability, Workforce Planning, Solution Design
Beginner · Course · 1 - 3 Months