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.

National Taiwan University
Skills you'll gain: Professionalism, Knowledge Transfer, Verbal Communication Skills, Professional Development, Emotional Intelligence, Communication, Initiative and Leadership, Literacy, Business Communication, Communication Strategies, Collaboration, Personal Development, Intercultural Competence, Interpersonal Communications, Self-Awareness, Liberal Arts
★ 4.8 (431) · Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Architecture, Internet Of Things, Emerging Technologies, Network Security, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Engineering, Communication Systems, Mobile Security, Network Infrastructure, Cybersecurity, Telecommunications, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Assessments, Distributed Computing, Technology Strategies, Digital Signal Processing
★ 4.6 (65) · Intermediate · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Verification And Validation, Work Breakdown Structure, Requirements Management, Requirements Analysis, Coordination, Functional Requirement, Product Quality (QA/QC), Augmented and Virtual Reality (AR/VR), Technology Strategies, Quality Assurance and Control, Strategic Communication, Strategic Leadership, Stakeholder Engagement, Internal Communications, Plan Execution, Business Requirements, Business Transformation, Project Management Life Cycle, Business Metrics, Software Development Methodologies
★ 4.8 (53) · Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Sustainable Business, Corporate Sustainability, Sustainable Development, Organizational Change, Sustainable Systems, Performance Improvement, Change Management, Financial Analysis, Systems Thinking, Proposal Development, Cost Benefit Analysis, Business Economics, Capital Budgeting, Environmental Issue, Economics, Stakeholder Engagement, Benchmarking, Environmental Regulations, Cash Flows, Packaging and Labeling
★ 4.7 (216) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Software Design, Programming Principles
★ 4.7 (213) · Intermediate · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Anthropic Claude, Prompt Engineering, Email Automation, Business Process Automation, Process Design, Workflow Management, Prompt Patterns, Prompt Engineering Tools, Agentic Workflows, AI Orchestration, Business Writing, Automation, Document Management, Generative AI Agents, Generative AI, Business, AI Security, Artificial Intelligence, Responsible AI, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Biological Engineering, Governance, Biotechnology, Policy Analysis, Medical Science and Research, Healthcare Ethics, Clinical Research Ethics, Health Care Procedure and Regulation, Health Policy, Public Policies, Policy Analysis, Research, and Development, Environmental Issue, Ethical Standards And Conduct, Policy Development, Public Affairs, Case Studies
★ 4.1 (82) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Cascading Style Sheets (CSS), UI Components, Front-End Web Development, User Interface (UI) Design, User Interface (UI), Browser Compatibility, Frontend Integration, Javascript, Interactive Design, Hypertext Markup Language (HTML), Cross Platform Development
★ 4.5 (28) · Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: TypeScript, Web Development Tools, React.js, Server Side, Javascript, Data Structures, Web Development, Programming Principles, Middleware, Scalability, Web Design, Computer Programming, Maintainability, UI Components
★ 4.6 (60) · Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Sustainable Design, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Business, Sustainability Reporting, Sustainable Technologies, Sustainable Development, Supply Management, Sustainability Standards, Business Ethics, Sustainable Systems, Operations Management, Supply Chain Management, Supply Chain Planning, Supply Chain, Manufacturing Operations, Strategic Sourcing, Supply Chain Systems, Procurement, Product Design
★ 4.5 (46) · Beginner · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Environmental Issue, Solution Design, Sustainable Development, Design Thinking, Business Planning, Human Centered Design, Sustainable Business, Innovation, Entrepreneurship, Economic Development, Needs Assessment, Business Development, Consumer Behaviour, Market Analysis, Market Research, Market Dynamics, Cultural Sensitivity
★ 4.1 (125) · Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Software Documentation, Object Oriented Design, Unified Modeling Language, Software Design, Test Driven Development (TDD), Unit Testing, Object Oriented Programming (OOP), Maintainability, Test Automation, Programming Principles, Program Development, Software Quality (SQA/SQC), Software Development, Computer Programming, Python Programming
★ 4.1 (295) · Beginner · Course · 1 - 4 Weeks