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.

MedCerts
Skills you'll gain: Healthcare Ethics, Conflict Management, Patient Communication, Medical Privacy, Child Development, Cultural Responsiveness, Intercultural Competence, Human Development, Mental Health Diseases and Disorders, Gerontology, Psychiatry, Patient-centered Care, Cultural Diversity, Mental Health Therapies, Professionalism, Psychotherapy, Clinical Psychology, Childhood Education and Development, Mental and Behavioral Health, Mental Health
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), User Interface (UI), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, Web Design, Typography, API Design, Web Applications, User Interface and User Experience (UI/UX) Design, Application Programming Interface (API), React.js, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months

JetBrains
Skills you'll gain: Kotlin, Java Programming, Java, IntelliJ IDEA, Android Development, Mobile Development, Object Oriented Programming (OOP), Integrated Development Environments, Functional Design, Interoperability, Computer Programming, Programming Principles, Scripting, Unit Testing, Software Development, Development Environment, Code Review
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, AI Security, Human Centered Design, Data Governance, Artificial Intelligence, Ethical Standards And Conduct, General Data Protection Regulation (GDPR), AI Product Strategy, Artificial Intelligence and Machine Learning (AI/ML), Data Security, Governance Risk Management and Compliance, Sustainable Design, Environmental Social And Corporate Governance (ESG), Regulation and Legal Compliance, Model Training, Sustainability Reporting, Generative AI, Generative AI Agents, Machine Learning Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, Prompt Engineering, LangGraph, Prompt Patterns, Generative AI Agents, Generative AI, LLM Application, Generative Model Architectures, Prompt Engineering Tools, AI Workflows, Large Language Modeling, OpenAI, Image Analysis, Multimodal Prompts, Memory Management, Model Context Protocol, Python Programming, Agentic systems
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Object Oriented Design, Unity Engine, Object Oriented Programming (OOP), Video Game Development, Software Design Patterns, C# (Programming Language), Debugging, Data Structures, Software Design, Game Design, Prototyping, Programming Principles, Data Storage, Code Reusability, Graph Theory, C and C++, Event-Driven Programming, Software Architecture, Application Design, Algorithms
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Java Programming, Java, Data Structures, Object Oriented Design, Maintainability, Object Oriented Programming (OOP), Spring Boot, Numerical Analysis, Algorithms, Interoperability, Data Management, Performance Tuning, Data Validation
Intermediate · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Blended Learning, Pedagogy, Large Language Modeling, Teaching, Digital pedagogy, LLM Application, Instructional Design, Instructional and Curriculum Design, Student Engagement, Learning Strategies, Education Software and Technology, Interactive Learning, Lesson Planning, Educational Materials, AI Personalization, Innovation, Student-Centred Learning, Curriculum Planning, Differentiated Instruction, Artificial Intelligence
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Electrical Power, Energy and Utilities, Electric Power Systems, Electrical Systems, Sustainable Technologies, Sustainable Development, Sustainable Design, Basic Electrical Systems, Time Series Analysis and Forecasting, Simulation and Simulation Software, Sustainable Systems, Electrical Engineering, Simulations, Matlab, Mathematical Modeling, Predictive Modeling, Control Systems, Statistical Machine Learning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Typography, Design Elements And Principles, Color Theory, Graphic and Visual Design, Visual Design, Color Matching, Branding, Sensory Systems Analysis, Graphic Design, Creative Design, Photo Editing, Layout Design, Media and Communications, Digital Design, Visual Storytelling, Strategic Communication, Creative Thinking, Design Thinking, Art History, Adobe Creative Cloud
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Automation, HubSpot CRM, Email Marketing, Email Automation, Marketing Operations, Content Performance Analysis, Conversion Funnel Analysis, Marketing Effectiveness, Customer Communications Management, Business Workflow Analysis, Marketing Analytics, Workflow Management, Customer Engagement, Personalized Campaigns, Performance Analysis, Process Design, Customer experience improvement, Automation, Marketing, Business Logic
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Event-Driven Programming, Software Design Patterns, JavaScript Frameworks, Web Frameworks, Frontend Integration, Web Applications, Software Architecture, Dataflow, Programming Principles, Javascript, Data Pipelines, Data Mapping, Memory Management, Data Validation
Intermediate · Course · 1 - 4 Weeks