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: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Programming Interface (API), Code Reusability, Software Design Patterns, Data Management, Data Structures, Web Development, Computational Logic, Programming Principles, Data Import/Export, Software Development, Software Engineering, Performance Tuning
★ 4.7 (20) · Intermediate · Specialization · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Value-Based Care, Health Care Administration, Managed Care, Behavioral Economics, Health Systems, Payment Systems, Process Design, Health Policy, Performance Measurement, Program Implementation, Risk Management, Accountability, Critical Thinking
★ 4.8 (68) · Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Computational Logic, Application Specific Integrated Circuits, Computer-Aided Design, Electronic Hardware, Electrical and Computer Engineering, Electrical Engineering, Electronics Engineering, Electronic Systems, Electronics, Semiconductors, Electronic Components, Programming Principles, Schematic Diagrams, Test Case, Simulation and Simulation Software
★ 4.6 (70) · Mixed · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Video Game Development, Computer Graphics, Animation and Game Design, 3D Assets, Microsoft Visual Studio, Computer Graphic Techniques, Artificial Intelligence, User Interface (UI), Animations, Microsoft Development Tools, Middleware
★ 3.9 (105) · Mixed · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Model Evaluation, Data Ethics, AI Personalization, Systems Design, System Requirements, Responsible AI, Machine Learning Algorithms, Machine Learning Methods, Innovation, Algorithms, Data Preprocessing, Unsupervised Learning, Applied Machine Learning, Performance Tuning
★ 4.3 (44) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Computer Security Incident Management, Vulnerability Management, Cyber Security Strategy, Cyber Governance, Incident Response, Cyber Operations, Cyber Threat Intelligence, Encryption, Cyber Attacks, Governance Risk Management and Compliance, Incident Management, Cryptographic Protocols, Threat Detection, Security Strategy, Mobile Security, Network Model, Vulnerability, Security Awareness, Vulnerability Assessments, Vulnerability Scanning
★ 4.6 (58) · Beginner · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Model, IT Automation, Network Engineering, Scripting, Application Programming Interface (API), Data Modeling, General Networking, Network Planning And Design, Automation, Network Administration, Scripting Languages, Linux Commands, Python Programming, Restful API, Network Protocols, Command-Line Interface, Program Development
★ 4.6 (92) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Feasibility Studies, Systems Development, Process Modeling, Software Design Documents, Software Development Methodologies, Business Analysis, Functional Requirement, Software Design, Analysis, Business Process Modeling, Business Analysis Tools, Verbal Communication Skills, Communication, Software Development, Data Flow Diagrams (DFDs), Stakeholder Communications, Business Communication, Product Lifecycle Management, Stakeholder Engagement
★ 4.6 (53) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design, Web Content, Web Design and Development, Web Development, Web Presence, Information Architecture
★ 4.7 (331) · Beginner · Guided Project · Less Than 2 Hours

Politecnico di Milano
Skills you'll gain: Water Quality, Water Sustainability, Water Resource Management, Sustainable Development, Environmental Engineering, Environmental Engineering and Restoration, Sanitation, Environmental Monitoring, Sustainable Engineering, Sustainable Design, Human Centered Design, Risk Analysis, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning
★ 4.7 (61) · Beginner · Course · 1 - 4 Weeks

STARWEAVER
Skills you'll gain: Customer experience improvement, Customer experience strategy (CX), Service Design, Design Thinking, Change Management, Social Media Analytics, Vendor Management, Organizational Change, Hospitality Services, Service Improvement, Hospitality Management, Vendor Relationship Management, Content Creation, Social Media Marketing, Digital Marketing, Operational Efficiency, Search Engine Optimization, Leadership, Content Management, Customer Engagement
★ 4.2 (46) · Intermediate · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Agentic systems, Generative Model Architectures, Agentic Workflows, LangChain, Responsible AI, AI Security, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
★ 4.3 (29) · Beginner · Specialization · 1 - 3 Months