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: Flutter (Software), Mobile Development, User Interface and User Experience (UI/UX) Design, React Native, Application Development, iOS Development, Apple iOS, User Story, User Interface (UI), Android Development, Databases, Database Management, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Application Deployment, Back-End Web Development, Data Persistence, Application Performance Management
Beginner · Specialization · 3 - 6 Months

Multiple educators
Skills you'll gain: Sustainable Business, Sustainability Reporting, Sustainable Design, Corporate Sustainability, Sustainable Technologies, Environmental Social And Corporate Governance (ESG), Sustainable Engineering, Sustainable Development, Sustainable Systems, Sustainability Standards, Business Reporting, Annual Reports, Organizational Leadership, Business Leadership, Strategic Leadership, Product Engineering, Initiative and Leadership, Leadership, Environment, Environmental Management Systems
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Manufacturing Operations, Process Design, Product Design, Manufacturing and Production, Production Process, Digital Transformation, Industrial Engineering, Internet Of Things, Computer-Aided Design, Technology Roadmaps, Enterprise Resource Planning, Technology Strategies, Information Technology, Simulation and Simulation Software, Business Technologies, Cloud Computing
Beginner · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Research Methodologies, Research, Research Design, Document Management, Data Collection, Investigation, Query Languages, Databases, Intellectual Property
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Google Ads, Online Advertising, Search Engine Marketing, Campaign Management, Keyword Research, Advertising Campaigns, Advertising, Pay Per Click Advertising, Digital Advertising, Marketing, Bidding, Digital Marketing, Budget Management, Marketing Strategies, Performance marketing, Goal Setting
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Excel Macros, Microsoft Excel, Excel Formulas, Visual Basic (Programming Language), Productivity Software, Debugging, Automation, Strategic Decision-Making, Programming Principles
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Non-Verbal Communication, Verbal Communication Skills, Patient Communication, Storytelling, Public Speaking, Communication, Health Education, Communication Strategies, Interpersonal Communications, Concision, Persuasive Communication, Critical Thinking
Beginner · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Statistical Hypothesis Testing, Six Sigma Methodology, Lean Six Sigma, Process Improvement, Quality Improvement, Process Optimization, Statistical Analysis, Statistics, Data Analysis, Variance Analysis
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Java Programming, Java, Maintainability, Software Design Patterns, Computer Programming, Object Oriented Programming (OOP), UI Components, JUnit, User Interface (UI), Application Development, Application Programming Interface (API), Software Development Tools, Web Applications, Database Application, Algorithms, Data Structures, Debugging, File I/O
Intermediate · Course · 1 - 3 Months

Lund University
Skills you'll gain: Climate Change Adaptation, Sustainable Development, Sustainable Design, Governance, Water Sustainability, Sustainable Technologies, Environment, Systems Thinking, Environmental Science, Climate Change Mitigation, Case Studies, Water Resources, Business Modeling, Stakeholder Engagement
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Hardware Troubleshooting, Computer Hardware, 3D Modeling, Manufacturing Processes, Digital Design, Mechanical Design, Control Systems, Materials science, Electronic Components, Mechanical Engineering
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, Precision Medicine, Generative AI, Machine Learning, Artificial Intelligence, Machine Learning Algorithms, Transfer Learning, Biomedical Engineering, Control Systems, Energy and Utilities, Technical Design, Robotics, Deep Learning, Computer Vision, Medical Imaging, Reinforcement Learning, Electric Power Systems, Bioinformatics
Intermediate · Specialization · 1 - 3 Months