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 California San Diego
Skills you'll gain: Bioinformatics, Epidemiology, Graph Theory, Infectious Diseases, Program Development, Molecular Biology, Molecular, Cellular, and Microbiology, Computational Thinking, Algorithms, Software Development
★ 4.5 (351) · Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Education Software and Technology, Mathematics Education, Growth Mindedness, Digital pedagogy, Simulations, Simulation and Simulation Software, Interactive Design, Browser Compatibility
★ 4.9 (661) · Beginner · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: Presentations, Google Workspace, Productivity Software, Sales Presentations, Business Communication, Version Control, Collaborative Software, Document Management, Multimedia, Organizational Skills, Data Sharing, Business Solutions, Data Import/Export
★ 4.7 (278) · Beginner · Course · 1 - 3 Months

Fudan University
Skills you'll gain: Unity Engine, Game Design, Intellectual Property, Video Game Development, Mobile Development, Android Development, Cloud Deployment, Application Deployment, User Interface (UI), Android (Operating System), Systems Design, C# (Programming Language), Conceptual Design, 3D Assets, Animation and Game Design, Cross Platform Development, Back-End Web Development, Animations, Performance Tuning, Production Process
★ 4.2 (172) · Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Engineering, electromagnetics, Electronic Components, Electronic Systems, Electronics Engineering, Electronics, Mathematical Modeling, Technical Design, Design Specifications, Engineering Analysis, Engineering Design Process, Engineering Calculations
★ 4.8 (165) · Intermediate · Course · 1 - 4 Weeks

McMaster University
Skills you'll gain: Experimentation, Scientific Visualization, Plot (Graphics), Data Visualization, Predictive Modeling, Pareto Chart, Predictive Analytics, Model Optimization, Regression Analysis, Statistical Modeling, Process Optimization, Statistical Software, Statistical Methods, Analysis, Data Analysis Software, Mathematical Modeling, R Programming, Data Analysis, Quantitative Research, Statistical Analysis
★ 4.9 (932) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Query Languages, Operational Databases, Database Systems, Application Programming Interface (API), Database Management, Distributed Computing, Data Store, Database Design, Database Architecture and Administration, Performance Tuning, Object-Relational Mapping, Scalability, Data Modeling, Data Validation
★ 4.7 (64) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Digital Assets, FinTech, Agentic systems, Financial Inclusion, Business Modeling, Financial Systems, Asset Management, Payment Systems, Emerging Technologies, Business Transformation, Distributed Computing, Transaction Processing, Cryptographic Protocols, Identity and Access Management, Contract Management, Cost Reduction, Security Controls
★ 4.6 (382) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Prompt Engineering, AI Personalization, AI Security, GitHub Copilot, Generative AI, Infrastructure as Code (IaC), Legal Risk, Requirements Analysis, Test Tools, Software Testing, ChatGPT, Risk Analysis, Sprint Planning, Software Development Tools, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Automation, Software Documentation, Artificial Intelligence, Software Architecture
★ 4.2 (40) · Beginner · Specialization · 3 - 6 Months

University of Virginia
Skills you'll gain: Agile Product Development, Product Improvement, Customer Analysis, Analytics, Analytical Skills, Demand Planning, Usability Testing, Product Management, Customer Insights, AI Product Strategy, A/B Testing, Product Development, Agile Methodology, User Experience, Customer Demand Planning, Advanced Analytics, Data-Driven Decision-Making, Customer experience improvement, Agile Software Development, Software Development
★ 4.7 (505) · Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Autodesk Revit, Building Information Modeling, Autodesk, Collaborative Software, Drafting and Engineering Design, Computer-Aided Design, Engineering Documentation, Engineering Drawings, Building Design, Architectural Design, 3D Modeling, Civil Engineering, Structural Engineering, Technical Standard, HVAC, Electrical Systems, Plumbing, User Interface (UI)
★ 4.5 (118) · Intermediate · Course · 1 - 3 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
★ 4.3 (77) · Intermediate · Course · 1 - 3 Months