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.

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, Application Deployment, Application Frameworks, Web Development Tools, Frontend Performance, Application Design, Server Side, Web Services, Software Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Scripting, C# (Programming Language), Video Game Development, Game Design, Event-Driven Programming, Development Environment, Programming Principles, User Interface (UI), Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Correlation Analysis, Statistical Visualization, Descriptive Statistics, Statistical Analysis, Data Analysis, Box Plots, R (Software), Systems Of Measurement, Data Quality, Run Chart, Scatter Plots, Regression Analysis, Statistical Methods, Verification And Validation, Statistical Hypothesis Testing
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: HTML and CSS, jQuery, Web Design and Development, Javascript, Web Development, Animations, Front-End Web Development, Web Applications, Event-Driven Programming, Debugging
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Postman API Platform, API Testing, Data Validation, Application Programming Interface (API), Restful API, Verification And Validation, Performance Tuning, Microservices, Performance Testing, Security Controls, Data Integrity, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Materials, Presentations, Social Media Content, Content Creation, Promotional Materials, Brand Awareness, Marketing Design, Social Media Marketing, Graphic Design, Branding, User Accounts, Business Communication
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, TypeScript, UI Components, Data Transformation, Web Development Tools, Hypertext Markup Language (HTML), Application Frameworks, Network Routing, Cascading Style Sheets (CSS), Model View Controller, Data Validation
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Google Ads, Google Analytics, Keyword Research, Digital Marketing, Information Architecture, Content Strategy, Content Creation, User Experience
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Prompt Engineering, Search Engine Optimization, Keyword Research, Blogs, Writing and Editing, Content Creation, Generative AI Agents, Web Content, Copywriting, Workflow Management, AI Personalization, Business Writing, Generative AI, AI Enablement, Content Strategy, Writing, Editing, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Threat Modeling, MLOps (Machine Learning Operations), Security Testing, Secure Coding, Cost Management, Data Ethics, Data Governance, Experimentation, Prompt Engineering, Application Security, CI/CD, Automation, Financial Forecasting, Compliance Management, Governance, Technical Documentation, Vulnerability Assessments, Risk Management, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Adobe Firefly, Prompt Engineering, Adobe Express, Collaborative Software, Adobe Creative Cloud, Generative AI, Adobe Photoshop, Generative AI Agents, AI Personalization, Content Creation, Data Import/Export, Responsible AI, Data Ethics, Creative Design, Storytelling, Brand Strategy, Branding
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Object-Relational Mapping, Database Management, Data Access, Full-Stack Web Development, Web Development, Web Applications, Software Architecture, Middleware, Software Design Patterns, User Interface (UI)
Intermediate · Course · 1 - 3 Months