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.

Arizona State University
Skills you'll gain: Usability, Usability Testing, Problem Solving, Human Factors, User Experience Design, Human Centered Design, Critical Thinking and Problem Solving, Creativity, Human Factors Engineering, User Research, Decision Making, Human Computer Interaction, Human Learning, User Interface (UI), Data Collection, Human Machine Interfaces, Research Design, Computer Displays, Accident Prevention, Control Systems
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Java, Programming Principles, Computer Programming, Application Development, Program Development, Software Design Patterns, Debugging, Unit Testing
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design and Development, Web Applications, Browser Compatibility, User Experience Design, Requirements Analysis, Client Services, Javascript
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: R (Software), Data Import/Export, Package and Software Management, R Programming, Data Structures, Data-oriented programming, Statistical Programming, Data Analysis Software, Data Analysis, Data Science
Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Django (Web Framework), Database Design, Web Applications, Application Development, Web Development, Authentications, Web Servers, Data Modeling, Session Initiation Protocols, User Accounts, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Unit Testing, Programming Principles, Javascript, React Native, JSON, Computer Programming, Node.JS, Object Oriented Programming (OOP), Software Testing, Functional Design
Beginner · Course · 1 - 3 Months

Fudan University
Skills you'll gain: Unity Engine, Game Design, Intellectual Property, Video Game Development, Mobile Development, Cloud Deployment, User Interface (UI), Android (Operating System), C# (Programming Language), Conceptual Design, 3D Assets, Animation and Game Design, Cross Platform Development, Animations, System Design and Implementation, Computer Graphics, Visualization (Computer Graphics), Performance Tuning, Prototyping, Data Analysis Software
Beginner · Specialization · 3 - 6 Months

HRCI
Skills you'll gain: Employee Performance Management, Performance Appraisal, Performance Management, Human Resource Policies, Organizational Structure, Policy Development, Conflict Management, Employee Relations, Diversity and Inclusion, Human Resource Strategy, Employee Engagement, Staff Management, Business Ethics, Organizational Effectiveness, Business Continuity, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Organizational Strategy, Governance, Stakeholder Analysis, Corporate Strategy, Business Planning, Business Strategy, Organizational Structure, Strategic Thinking, Business Administration, Environmental Social And Corporate Governance (ESG), Strategic Decision-Making, Competitive Analysis, Entrepreneurship, New Business Development, Market Analysis, Analysis
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Development, Sustainable Engineering, Sustainable Technologies, Sustainable Business, Organizational Leadership, Corporate Sustainability, Business Leadership, Initiative and Leadership, Environment, Architectural Design, Climate Change Adaptation, Building Design, Climate Change Mitigation, Environmental Science, Energy and Utilities, Economics
Build toward a degree
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, Serverless Computing, Cloud Development, Microsoft Power Automate/Flow, Event-Driven Programming, Cloud Applications, Cloud-Based Integration, Business Process Automation, Microservices, Application Programming Interface (API), GitHub
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Behavior-Driven Development, DevSecOps, Test Driven Development (TDD), Kanban Principles, Continuous Integration, Agile Software Development, Lean Methodologies, DevOps, Agile Methodology, Scrum (Software Development), Software Development Methodologies, Continuous Deployment, Cross-Functional Collaboration, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks