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.

Peking University
Skills you'll gain: Java Programming, Java, Maintainability, Software Design Patterns, Computer Programming, JUnit, UI Components, Object Oriented Programming (OOP), C and C++, Data Structures, Software Technical Review, Network Model, Debugging, Program Development, API Design, Algorithms, File I/O, Software Development Tools
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Exploitation techniques, Security Controls, Software Design, C and C++, Verification And Validation, Java, Programming Principles, Debugging, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Ajax, Javascript and jQuery, Data Validation, JSON, Javascript, Event-Driven Programming, Web Development Tools, Object Oriented Programming (OOP), Debugging
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Systems Design, Computer Architecture, Network Routing, Computational Logic, Electrical Engineering, Data Structures, Algorithms, Graph Theory, Mathematical Modeling, Calculus
Intermediate · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Data Analysis Software, Image Analysis, Scientific Visualization, Spatial Analysis, Science and Research, Physics, Physical Science, General Science and Research, Scientific Methods
Beginner · Course · 1 - 3 Months

Skills you'll gain: Blogs, Content Management Systems, Search Engine Optimization, Web Analytics and SEO, Keyword Research, Web Content
Beginner · Guided Project · Less Than 2 Hours

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Geographic Information Systems, GIS Software, Spatial Data Analysis, NoSQL, Data Modeling, Database Design, Databases, Data Storage Technologies, SQL, Data Storage, Data Capture, Query Languages, Relational Databases
Beginner · Course · 1 - 3 Months

The Pennsylvania State University
Skills you'll gain: Creative Thinking, Creativity, Creative Problem-Solving, Ideation, Cultural Diversity, Open Mindset, Cognitive flexibility, Personal Development, Overcoming Obstacles, Tenacity, Collaboration, Experimentation
Mixed · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Closing (Sales), Business Modeling, Cold Calling, Design Thinking, Customer Analysis, Entrepreneurship, Technology Roadmaps, Market Opportunities, Innovation, Sales Process, Technology Strategies, Market Analysis, Target Market, Marketing, Business Strategy, Forecasting, Ideation, Marketing Strategies, Strategic Planning, Business Strategies
Intermediate · Specialization · 3 - 6 Months

Georgia Institute of Technology
Skills you'll gain: Materials science, Informatics, Data Science, Data Mining, Data Integration, Data-Driven Decision-Making, Data Processing, Systems Design, Big Data, Structural Analysis, Statistics
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Unit Testing, Enterprise Application Management, Java, Integration Testing, Configuration Management, Software Design Patterns, Extensible Markup Language (XML), Context Management, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Augmented and Virtual Reality (AR/VR), Virtual Reality, Augmented Reality, Virtual Environment, Digital Assets, Healthcare Ethics, Virtual Teams, E-Commerce, Collaborative Software, Blockchain, Diversity and Inclusion, Emerging Technologies, Research and Design, Education and Training, New Product Development, Content Creation, Communication, Economics, Safety and Security
Beginner · Course · 1 - 3 Months