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 Colorado Boulder
Skills you'll gain: Data Ethics, Responsible AI, Diversity Awareness, Generative AI, Ethical Standards And Conduct, Diversity Equity and Inclusion Initiatives, Cultural Diversity, Artificial Intelligence, Algorithms, Information Privacy
Build toward a degree
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Application Development, Computer Programming, User Interface (UI), Programming Principles, Databases, System Design and Implementation, Integrated Development Environments, SQL, Data Validation
Beginner · Course · 1 - 3 Months

University of Glasgow
Skills you'll gain: Wireless Networks, Emerging Technologies, Digital Communications, Communication Systems, Internet Of Things, Software-Defined Networking, Network Planning And Design, Distributed Computing, Artificial Intelligence and Machine Learning (AI/ML), Electrical Engineering, Electronics Engineering, Zero Trust Network Access, Information Technology, Machine Learning, Trustworthiness
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Customer Success Management, Customer Data Management, Customer Relationship Management, Customer Engagement, Consultative Approaches, Customer Retention, Market Analysis, Customer experience strategy (CX), Organizational Structure, Business Relationship Management, Business Solutions, Business Technologies, Active Listening, Technology Solutions, Communication, Presentations
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Influencing, Communication, Leadership, Virtual Teams, Presentations, Professional Development, Team Building, Business Communication, Meeting Facilitation, Interpersonal Communications, Collaboration, Negotiation, Digital Communications
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Game Design, Video Game Development, Agile Methodology, Agile Software Development, Software Design Documents, Software Development Methodologies, Augmented and Virtual Reality (AR/VR), Virtual Reality, Sprint Planning, Video Production, Technical Documentation, Prototyping, Digital Publishing, User Interface (UI)
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Ethics, Healthcare Ethics, Ethical Standards And Conduct, Responsible AI, Artificial Intelligence, Automation, Robotics, Emerging Technologies, Health Care, Medical Devices, Information Privacy, Safety Assurance
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Hypertext Markup Language (HTML), Verification And Validation, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: TypeScript, Computational Logic, Scripting Languages, Programming Principles, Web Development Tools, Data Structures, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Semiconductors, Production Process, Manufacturing Processes, Quality Assurance, Electronics, Technical Design, Materials science, Computer-Aided Design, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Mining, Innovation, Image Analysis, Big Data, Medical Imaging, Unstructured Data, Health Informatics, Analytics, Medical Records, Text Mining, Natural Language Processing, Health Care, Health Information Management, Classification Algorithms
Beginner · Course · 1 - 3 Months