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: Human Computer Interaction, Embedded Systems, Prototyping, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Usability, HTML and CSS, Real-Time Operating Systems, Internet Of Things, jQuery, Mobile Development, Telecommunications, Cross Platform Development, Artificial Intelligence and Machine Learning (AI/ML)
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Utrecht University
Skills you'll gain: Lifelong Learning, Professionalism, Professional Development, Organizational Change, Adaptability, Ethical Standards And Conduct, Workforce Development, Organizational Structure, Sociology, Psychology, Employee Engagement, Leadership, Personal Development, Leadership Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Python Programming, Data Structures, Development Environment, Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

Alibaba Cloud Academy
Skills you'll gain: Relational Databases, Load Balancing, Cloud Computing, Database Management, Cloud Infrastructure, Cloud Computing Architecture, Cloud Security, Data Security, Servers, Cloud Storage, Data Storage Technologies, Scalability, Encryption, Disaster Recovery
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Scripting, Java, Server Side, Hypertext Markup Language (HTML), Web Applications, Model View Controller
Intermediate · Course · 1 - 4 Weeks

Tel Aviv University
Skills you'll gain: Economics, Economics, Policy, and Social Studies, Tax, Economic Development, Social Justice, Socioeconomics, Public Policies, Sustainable Development, Tax Management, Policy Analysis, Income Tax, Market Analysis
Mixed · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Cybersecurity, Data Management, Interoperability, Digital Transformation, Data Security, Public Administration, Governance, Case Studies, Public Key Infrastructure, Identity and Access Management, Service Design, Policy Analysis, Innovation, Strategic Planning
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Algorithms, Programming Principles, Data Science, Data Management, Computational Thinking, Data Manipulation, C and C++, Software Design, Analysis, Problem Solving, Complex Problem Solving
Mixed · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Application Development, Object Oriented Design, Application Design, Program Development, Business Logic, User Interface (UI), Data Entry, Verification And Validation, Command-Line Interface, Data Validation
Intermediate · Course · 1 - 4 Weeks

Meta
Skills you'll gain: React Native, Mobile Development, GitHub, User Interface and User Experience (UI/UX) Design, Version Control, Wireframing, UI Components, User Flows, Data Store, JSON, Development Environment, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Python Programming, Computer Programming, Programming Principles, Computational Thinking, Scripting Languages, Scripting, Data Structures, Debugging
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Agile Project Management, Scrum (Software Development), Sprint Planning, Emotional Intelligence, Backlogs, Scaled Agile Framework, Negotiation, Sprint Retrospectives, Agile Software Development, Program Management, Brainstorming, Prioritization, User Story, Creative Thinking, Innovation, Project Portfolio Management, Leadership, Organizational Leadership, Problem Solving, Project Controls
Beginner · Specialization · 3 - 6 Months