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: Test Planning, Prompt Engineering, Version Control, OpenAI API, Debugging, Google Gemini, Flask (Web Framework), Software Design Patterns, Git (Version Control System), GitLab, Responsible AI, Infrastructure as Code (IaC), GitHub, Collaborative Software, Application Programming Interface (API), Mobile Development, Front-End Web Development, Back-End Web Development, Application Development, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.5 (134) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Excel Formulas, Pivot Tables And Charts, Spreadsheet Software, Business Reporting, Management Reporting, Data Analysis, Data Visualization, Interactive Data Visualization, Data Management, Analysis, Information Management, Debugging, File Management, Business, Business Management, Design, File I/O
★ 4.7 (80) · Mixed · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Project Risk Management, Risk Management, Project Design, Work Breakdown Structure, Risk Analysis, Risk Management Framework, Risk Mitigation, Case Studies, Cost Management, Earned Value Management, Project Scoping, Project Controls, Project Schedules, Project Management, Project Closure, Milestones (Project Management), Sustainable Development, Program Evaluation, Risk Control, Scope Management
★ 4.8 (690) · Beginner · Specialization · 3 - 6 Months

Sungkyunkwan University
Skills you'll gain: Ancient History, Cultural Sensitivity, Culture, Diagram Design, Intercultural Competence, Cultural Diversity, Language Learning, Liberal Arts, Language Interpretation, Translation, and Studies, European History, Social Studies, World History, Diversity Awareness, Social Justice, Anthropology, Empathy & Emotional Intelligence, Research, Literacy
★ 4.8 (240) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsible AI, Prompt Engineering, Generative AI, Agentic Workflows, AI Workflows, Generative AI Agents, AI Orchestration, Retrieval-Augmented Generation, Generative Model Architectures, Microsoft Azure, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), AI Security, LLM Application, Application Deployment, ChatGPT, Artificial Intelligence, Artificial Neural Networks, Deep Learning, Machine Learning
★ 3.7 (54) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Laboratory Experience, Laboratory Procedures, Laboratory Testing, Chemistry, Experimentation, Safety Standards, Product Design, Regulatory Compliance, Mathematical Modeling, Product Testing, Design Specifications, Personal protective equipment, Record Keeping, Quality Assurance, Product Development, Technical Documentation
★ 4.7 (131) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Object Oriented Design, Java, Java Programming, File Management, Application Development, Computer Programming, Programming Principles, Program Development, Application Design, Data Structures, Application Frameworks, Data Management
★ 4.8 (76) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, AI Product Strategy, Generative AI, Strategic Thinking, AI Enablement, Data Ethics, Business Strategies, Large Language Modeling, Business Strategy, Regulation and Legal Compliance, Regulatory Compliance, Legal Risk, Compliance Management, AI literacy, Organizational Change, Customer experience strategy (CX), Customer experience improvement, Business Leadership, Business Transformation, Stakeholder Communications
★ 4.8 (264) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Generative AI, Cloud Computing Architecture, Generative AI Agents, Systems Development Life Cycle, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Cloud Services, Database Management Systems, Artificial Intelligence, Software Development Methodologies, Data Strategy, Database Application, Programming Principles, Data Storage Technologies, Cross Platform Development, Package and Software Management, Data-Driven Decision-Making, Computer Programming, Other Programming Languages
★ 4.7 (474) · 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

Universitat de Barcelona
Skills you'll gain: Digital pedagogy, Teaching, Education and Training, Pedagogy, Student Engagement, Interactive Learning, Instructional Strategies, Collaboration, Case Studies, Student-Centred Learning, Innovation, Higher Education, Driving engagement, Problem Solving, Game Design, Critical Thinking and Problem Solving
★ 4.8 (1.7K) · Mixed · Course · 1 - 3 Months

Institute for the Future
Skills you'll gain: Strategic Thinking, Cognitive flexibility, Creative Thinking, Simulations, Creativity, Virtual Reality, Empathy, Self-Motivation, Strategic Planning, Personal Development, Scenario Testing, Innovation, Storytelling, Experience Design
★ 4.8 (435) · Beginner · Course · 1 - 4 Weeks