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.

Johns Hopkins University
Skills you'll gain: Trigonometry, Probability, Data Analysis, Algebra, Probability Distribution, Descriptive Statistics, Mathematical Modeling, Graphing, Statistics, Geometry, Arithmetic
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Account Management, AI Personalization, Customer Engagement, Customer Communications Management, Generative AI, Customer Insights, Prompt Engineering, Communication, Predictive Analytics, Scalability, Customer Relationship Management (CRM) Software, Email Automation, Responsible AI, Business Process Automation, Analytics, Automation
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Innovation, AI Enablement, Artificial Intelligence, Initiative and Leadership, Business Transformation, Product Improvement, Digital Transformation, Governance, Technology Strategies, Market Opportunities, Product Lifecycle Management, Product Management, Stakeholder Engagement, Product Roadmaps, Public Policies, Automation, Policy Analysis, Market Analysis, Persona (User Experience), Market Research
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Systems Development, Database Application, Web Applications, Scrum (Software Development)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, Hardware Architecture, Peripheral Devices, Networking Hardware, USB, Desktop Support, Computer Networking, Computer Architecture, Data Storage Technologies, Electrical Safety
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Restful API, Test Script Development, Authentications, JSON, Authorization (Computing), Test Case, Data Import/Export, Scenario Testing, Java
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Materials, Marketing Design, Typography, Graphic and Visual Design Software, Graphic Design, Promotional Materials, Advertising, Presentations, Marketing, Social Media Content, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Teradata SQL, SQL, Data Store, Database Design, Database Management, Relational Databases, Query Languages, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, Model Deployment, Generative Model Architectures, Image Analysis, Prompt Engineering, Physics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mockups, Diagram Design, Web Design, Wireframing, Prototyping, Data Sharing, Usability, UI Components
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, User Interface (UI), Data Persistence, Video Game Development, Game Design, Interactive Design, User Interface (UI) Design, Human Machine Interfaces, Animation and Game Design, System Testing, Development Testing, Artificial Intelligence, Debugging
Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation, Web Development Tools
Intermediate · Course · 1 - 4 Weeks