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.

Skills you'll gain: Photo Editing, Canva (Software), Graphical Tools, Creative Design, Content Creation, Editing, User Accounts
★ 4.6 (7) · Beginner · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: IntelliJ IDEA, Java Programming, Object Oriented Programming (OOP), Java, Object Oriented Design, Integrated Development Environments, Computer Programming, Open Source Technology, Programming Principles, Scalability, Functional Design
★ 4.2 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Process Modeling, Systems Analysis, Database Design, Business Process Modeling, Process Flow Diagrams, System Testing, Process Mapping, Functional Requirement, Application Deployment, Business Analysis, Requirements Elicitation, Requirements Analysis, Development Testing, Data Management, System Design and Implementation, Software Design Documents, Stakeholder Management, Project Management, Data Visualization, Stakeholder Engagement
★ 5 (8) · Advanced · Course · 1 - 3 Months
Skills you'll gain: Organizational Skills, Project Management Software, Organizational Structure, Collaborative Software, Organizational Effectiveness, Team Management, Project Management, User Accounts
★ 4.6 (19) · Beginner · Guided Project · Less Than 2 Hours

SkillsBooster Academy
Skills you'll gain: Microsoft Copilot, Prompt Engineering, Vibe coding, GitHub, AI Workflows, Generative AI Agents, Software Development Tools, Application Development, Software Development, Responsible AI, Code Review, Generative AI, Artificial Intelligence, AI Personalization, Design Software, Software Engineering, Web Development, React.js, Front-End Web Development, Javascript
★ 4.5 (13) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Java, Java Programming, Algorithms, Computational Thinking, Object Oriented Programming (OOP), Functional Design, Development Environment
★ 4.6 (12) · Beginner · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Multi-Cloud, Cloud Computing Architecture, Cloud Deployment, Cloud Computing, Cloud Services, Terraform, Kubernetes, Cloud Infrastructure, Application Deployment, Cloud Platforms, Cloud Technologies, Containerization, Cloud Storage, Hybrid Cloud Computing, Microsoft Azure, Infrastructure as Code (IaC), Amazon Web Services, Threat Modeling
★ 4.9 (55) · Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Software Design Patterns, Computational Thinking, Software Design, Algorithms, Program Development, Theoretical Computer Science, Software Development, Computer Programming, Problem Solving, Software Engineering, Data Structures, Computer Science, Javascript, Programming Principles, Web Development, Graph Theory, Machine Learning Methods, Data Science, Solution Design
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Enterprise Architecture, CI/CD, Cloud Applications, Unified Modeling Language, Microservices, Cloud Infrastructure, Cloud Computing, Docker (Software), Data Modeling, Requirements Analysis, Software Systems, Architectural Design, Software Development Life Cycle, Stakeholder Engagement, Application Programming Interface (API), Database Design, Database Management, Data Governance, SQL
★ 4.7 (14) · Advanced · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Business Strategies, Business Strategy, Technology Strategies, Business Planning, Digital Transformation, Innovation, Strategic Thinking, Business Transformation, Strategic Communication, Emerging Technologies, Business Modeling, Customer Relationship Management, Organizational Change
★ 4.7 (26) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Keyword Research, Data-Driven Marketing, Search Engine Optimization, Generative Engine Optimization (GEO), Web Analytics and SEO, Search Engine Marketing, Digital Marketing Campaigns, Content Optimization, Research, Content Creation, Conversion Funnel Analysis, Content Strategy, Content Marketing, Marketing Analytics, Digital Content, Web Analytics, AI Enablement, Generative AI, Content Management, Analytics
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Maintainability
★ 4.7 (13) · Intermediate · Course · 1 - 4 Weeks