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.

LearnQuest
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Java Platform Enterprise Edition (J2EE), Data Access, Data Persistence, Java, Relational Databases, Data Mapping, JUnit, Query Languages, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Control Systems, Mathematical Modeling, Engineering Calculations, Automation, Applied Mathematics, Predictive Modeling, Systems Design, Systems Analysis
Beginner · Course · 1 - 4 Weeks
Dartmouth College
Skills you'll gain: Command-Line Interface, C (Programming Language), Linux Commands, Linux, Embedded Systems, File I/O, Embedded Software, Software Visualization, Programming Principles, Computer Engineering, Linux Servers, File Systems, System Programming, Algorithms, Computer Architecture, Computer Programming, Software Documentation, Computer Science, Software Engineering, Debugging
Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Capital Budgeting, Microsoft Excel, Dashboard, Financial Modeling, Business Intelligence, Data Visualization, Key Performance Indicators (KPIs), Productivity Software, Excel Formulas, Spreadsheet Software, Interactive Data Visualization, Data Analysis Expressions (DAX), Business Metrics, Financial Analysis, Data-Driven Decision-Making, Financial Forecasting, Google Sheets, Finance, Microsoft Office, Loans
Build toward a degree
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Responsible AI, Presentations, Microsoft Excel, Microsoft Outlook, Data Presentation, Microsoft PowerPoint, Microsoft Teams, Data Storytelling, Predictive Modeling, Email Automation, Data Visualization Software, Data Synthesis, Spreadsheet Software, Microsoft Word, Excel Formulas, Collaborative Software, Microsoft 365, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Technical Consulting, System Implementation, Test Script Development, Test Planning, Case Studies, Technology Roadmaps, Project Implementation, Decision Making, System Testing, Peer Review, Stakeholder Management, Project Closure, System Monitoring, Application Deployment, System Configuration, Data Cleansing
Beginner · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Professional Networking, Design Thinking, Decision Making, Professional Development, Self-Awareness, Personal Development, Creative Thinking, Social Sciences, Cultural Diversity, Workforce Development, Dealing With Ambiguity, Adaptability, Growth Mindedness
Beginner · Course · 1 - 4 Weeks

University of Houston
Skills you'll gain: Collaborative Software, Digital pedagogy, Education Software and Technology, Collaboration, Learning Management Systems, Teaching, digital literacy, Communication, Technology Strategies, Web Applications, Communication Systems, Digital Communications
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Health Policy, Health Care, Health Disparities, Social Determinants Of Health, Infectious Diseases, Medical Records, Descriptive Analytics, Statistical Methods
Beginner · Course · 1 - 4 Weeks

University of Lausanne
Skills you'll gain: Business Ethics, Decision Making, Organizational Leadership, Strategic Decision-Making, Social Sciences, Organizational Strategy, Business Management, Research, Sociology, Psychology, Case Studies, Mindfulness
Beginner · Course · 1 - 3 Months

Technical University of Denmark (DTU)
Skills you'll gain: Power Electronics, Electrical Power, Plant Operations and Management, Electric Power Systems, Sustainable Technologies, Energy and Utilities, Semiconductors, Electronics, Electronics Engineering, Environmental Engineering, Electrical Engineering, Materials science, Physics, Engineering Calculations, Mathematical Modeling
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Oral Expression, Public Speaking, Verbal Communication Skills, Communication, Multimedia
Intermediate · Guided Project · Less Than 2 Hours