Design Patterns courses can help you learn object-oriented design principles, common design patterns like Singleton and Observer, and best practices for software architecture. You can build skills in code refactoring, improving maintainability, and enhancing collaboration among developers. Many courses introduce tools such as UML for visualizing design structures and integrated development environments (IDEs) that facilitate pattern implementation, allowing you to apply these concepts in real coding projects.

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Unified Modeling Language, Software Design Patterns, Software Testing, Java, Software Engineering, Java Programming, User Interface and User Experience (UI/UX) Design, Unit Testing, Software Design, Software Architecture, API Design, Model View Controller, Software Development, Test Driven Development (TDD), Programming Principles, Conceptual Design, Databases
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Restful API, API Design, ASP.NET, Application Programming Interface (API), GraphQL, .NET Framework, Object-Relational Mapping, Data Modeling, Data Store, Relational Databases, Middleware, C# (Programming Language), Query Languages, Transact-SQL, Data Mapping, Application Frameworks, Data Access, Back-End Web Development, Data Persistence, Configuration Management
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Writing, Writing and Editing, Grammar, Proofreading, Editing, Storytelling, Organizational Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Test Driven Development (TDD), Mobile Development, Cross Platform Development, Unit Testing, Application Design, Development Testing, Knowledge of Apple Software, Application Development, User Interface (UI), UI Components, User Interface (UI) Design, Software Design Patterns, Software Architecture, Code Reusability, Maintainability
Advanced · Course · 1 - 3 Months

Skills you'll gain: Code Reusability, Software Architecture, Object Oriented Design, Data-oriented programming, C# (Programming Language), Memory Management, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Software Design Patterns, Game Design, Maintainability, Code Reusability, Software Design, Software Architecture, Video Game Development, Programming Principles, Animation and Game Design, Event-Driven Programming, Scalability, Game Theory, Data Persistence, Artificial Intelligence, Animations
Intermediate · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Application Frameworks, Spring Boot, Software Architecture, API Gateway, Web Services, Cloud-Native Computing, Object-Relational Mapping, Transaction Processing, Data Persistence, Frontend Integration, Service Oriented Architecture, JSON, Database Management, Unit Testing, Java Programming
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, Prompt Engineering, Generative AI Agents, Generative AI, Agentic Workflows, Performance Tuning, Model Evaluation, Verification And Validation, Large Language Modeling, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Systems Architecture, Software Architecture, Systems Design, Software Design, System Design and Implementation, Solution Architecture, Functional Design, Service Oriented Architecture, Verification And Validation, Maintainability, Systems Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Spring Framework, Microservices, Cloud Deployment, API Design, Spring Boot, OAuth, Java Programming, System Design and Implementation, Java, Systems Design, Systems Architecture, Software Architecture, Software Design, Web Design and Development, Sprint Planning, NoSQL, SQL, Databases, Product Management
Beginner · Course · 1 - 3 Months
STARWEAVER
Skills you'll gain: Open Web Application Security Project (OWASP), Application Security, Secure Coding, Threat Modeling, Application Design, IT Security Architecture, DevSecOps, OAuth, Security Engineering, AI Security, Security Architecture Review, Cyber Engineering, Security Requirements Analysis, Application Programming Interface (API), Authentications, Security Testing, AI Integrations, NIST 800-53, Python Programming, Javascript
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: User Experience, UI/UX Research, User Experience Design, User Research, Design Thinking, User Interface and User Experience (UI/UX) Design, Design Research, Usability, User Centered Design, Design, Human Centered Design, Prototyping, Usability Testing, Sprint Retrospectives, Wireframing, Ideation, Sprint Planning
Beginner · Course · 1 - 4 Weeks