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.

National Taiwan University
Skills you'll gain: Plot (Graphics), Web Scraping, Machine Learning, Machine Learning Algorithms, User Interface (UI), Operational Analysis, Business Analytics, Python Programming, Programming Principles, User Interface (UI) Design, Computational Thinking, UI Components, Object Oriented Programming (OOP), Numerical Analysis
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Shell Script, Computer Systems, Big Data, Linux Commands, Hardware Architecture, Operating Systems, Unix Shell, File Systems, Computing Platforms, Linux, Performance Testing, Scripting, Performance Tuning, Memory Management, Computer Architecture, Capacity Management, File Management
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Data Modeling, User Interface (UI), jQuery, Microsoft SQL Servers, User Interface (UI) Design, Application Design, Microsoft Visual Studio, Application Development, Data Validation, Code Reusability, Database Application, Business Reporting, Data Management, Object Oriented Design, .NET Framework, Data Structures, Web Development, Maintainability, Performance Tuning
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Simulation and Simulation Software, Simulations, Mathematical Modeling, Electrical Engineering, Power Electronics, Electronic Components, Electric Power Systems, Matlab, Model Evaluation, Model Optimization, Electrical Systems, Engineering Calculations, Laboratory Testing, Mathematical Software, Laboratory Research, Estimation
Intermediate · Course · 1 - 3 Months

Howard University
Skills you'll gain: Design Thinking, Business Software, Information Systems, Cloud Computing, Cloud Solutions, Cloud Technologies, Solution Design, Customer Analysis, Enterprise Application Management, Cloud Deployment, Cloud Security, Virtualization, Cloud Platforms, Digital Transformation, Management Information Systems, Business Solutions, Information Technology, Process Design, Cybersecurity, Data Management
Intermediate · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Clinical Trials, Research Design, Epidemiology, Clinical Research, Research Methodologies, Public Health, Science and Research, Research, Statistical Analysis, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Product Demonstration, Web Content, Video Production, Marketing Materials, Graphic Design, Data Visualization, Content Creation, Shared Media, Video Editing, Web Design, Storytelling, Content Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Deployment, Cloud Development, Microsoft Azure, Serverless Computing, Software Development, Cloud Security, Virtual Machines, Data Store, Data Storage, Continuous Deployment, Development Environment, Cloud Storage, Cloud Management, Application Deployment, Cloud Applications, Virtualization and Virtual Machines, Data Security, Cloud Computing, Microsoft Power Automate/Flow, C# (Programming Language)
Intermediate · Professional Certificate · 3 - 6 Months

California Institute of the Arts
Skills you'll gain: Competitive Analysis, Business Planning, Business Strategy, Business Strategies, Market Analysis, Market Opportunities, Value Propositions, Peer Review, Market Research, Entrepreneurship, Strategic Thinking, Service Design, Constructive Feedback, Goal Setting, Needs Assessment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Service Management, Information Technology Infrastructure Library, Customer experience improvement, IT Service Management, Service Improvement, Change Control, IT Management, Information Technology Architecture, Technical Management, Practice Management, Security Management, Technical Services, Infrastructure Architecture, Enterprise Architecture, Business Relationship Management, Hospitality Services, Continuous Improvement Process, Agile Methodology, Governance, Risk Management Framework
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Sustainable Design, Sustainable Technologies, Product Lifecycle Management, Product Development, Sustainable Engineering, Sustainable Development, Product Improvement, Sustainable Systems, Sustainability Reporting, Environmental Engineering, Waste Minimization, Environmental Science, Environment and Resource Management, Environmental Issue, Environment, Simulation and Simulation Software, Case Studies, Analysis, Functional Specification, Process Analysis
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Database Design, Database Systems, Relational Databases, Database Software, Databases, Database Application, Database Management, Database Management Systems, Database Development, SQL, MySQL, Database Theory, Transaction Processing, Stored Procedure, Data Modeling, Unified Modeling Language, Data Integrity, Query Languages, Data Access, Application Development
Build toward a degree
Beginner · Specialization · 3 - 6 Months