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.

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Web Design, Web Development
★ 4.7 (9) · Intermediate · Course · 1 - 4 Weeks

UiPath
Skills you'll gain: Prompt Engineering, Agentic Workflows, Prompt Patterns, Agentic systems, Business Process Automation, Prompt Engineering Tools, Automation, Robotic Process Automation, Generative AI Agents, LLM Application, Responsible AI, AI Workflows, Decision Intelligence, Large Language Modeling, Artificial Intelligence, AI Security, Data Ethics
★ 4.7 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Analysis, New Product Development, Persona Development, Customer Insights, Product Strategy, Product Development, Design Thinking, Business Planning, Business Strategy, Marketing
★ 4.8 (33) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Facebook, Social Media Campaigns, Marketing Design, Marketing Materials, Social Media, Social Media Content, Graphic Design, Content Creation, Social Media Marketing, Advertising, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft SQL Servers, Database Development, Database Management Systems, Relational Databases, Transact-SQL, Database Architecture and Administration, Data Analysis, Analytics, Data Import/Export, Scripting
Beginner · Course · 3 - 6 Months

Skills you'll gain: Mobile Development, Cross Platform Development, Mobile Development Tools, .NET Framework, Authentications, Application Development, User Interface (UI), Application Programming Interface (API), Application Frameworks, UI Components, C# (Programming Language), API Design, Development Environment, Object-Relational Mapping, Identity and Access Management, Authorization (Computing), Network Troubleshooting, Role-Based Access Control (RBAC), Software Design Patterns
★ 4.3 (6) · Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Spring Framework, Java, Spring Boot, Java Programming, Hibernate (Java), Web Development, Web Servers, Web Components, Servers, Application Deployment, Databases
★ 3.8 (13) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Java Programming, Java, Application Frameworks, Java Platform Enterprise Edition (J2EE), Maintainability, Scalability, Extensible Markup Language (XML)
★ 3.4 (8) · Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Waste Minimization, Environmental Engineering, Environmental Regulations, Sustainable Engineering, Environmental Engineering and Restoration, Sustainable Technologies, Thermal Management, Land Management, Process Engineering, Water Sustainability, Energy and Utilities, Process Analysis, Mechanical Engineering, Facility Management, Design Specifications, Microbiology
★ 4.4 (7) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: ASP.NET, .NET Framework, Responsive Web Design, jQuery, HTML and CSS, JavaScript Frameworks, Web Applications, Frontend Integration, Web Development, Javascript and jQuery, UI Components, Bootstrap (Front-End Framework), Development Environment, Cascading Style Sheets (CSS), Restful API, Microsoft Visual Studio, Microsoft Development Tools, React Redux, Application Programming Interface (API), Model View Controller
Intermediate · Course · 1 - 3 Months

ISSA (International Sports Sciences Association)
Skills you'll gain: Patient Communication, Medical Support, Mental and Behavioral Health, Treatment Planning, Medical Prescription, Health And Wellness Coaching, Exercise Science, Healthcare Ethics, Collaboration, Athletic Training, Patient Education and Support, Medication Therapy Management, Health Care, Nutrition and Diet, Health Assessment, Nutrition Education, Coaching, Health Education, Nutritional Assessment, Human Development
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Video Game Development, Game Design, Unity Engine, Debugging, Program Development, Unreal Engine, Animation and Game Design, No-Code Development, Integrated Development Environments, Graphics Software, Computer Programming, C++ (Programming Language), Event-Driven Programming, Programming Principles, Object Oriented Programming (OOP), Code Reusability, C# (Programming Language), User Interface (UI), Software Installation, Scripting Languages
★ 4.9 (12) · Beginner · Specialization · 3 - 6 Months