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: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, GitHub, Web Design, Git (Version Control System), Browser Compatibility, Front-End Web Development, Web Development, Cloud Hosting, Usability, Typography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Brainstorming, Email Automation, AI Enablement, Concision, Large Language Modeling, Business Writing, Productivity, Organizational Skills
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Case, Test Script Development, Test Planning, Test Automation, Test Engineering, Acceptance Testing, Test Tools, White-Box Testing, CI/CD, Software Quality Assurance, Test Data, Regression Testing, Quality Assurance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Authorization (Computing), Azure Active Directory, Cloud Infrastructure, Authentications, Cloud Security, Event Monitoring, Role-Based Access Control (RBAC), Infrastructure Security, Identity and Access Management, System Monitoring, Cloud Computing Architecture, Cloud Management, Active Directory, Network Monitoring, Data Governance, Cloud Applications, Personally Identifiable Information, Security Management, Information Management
Intermediate · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Key Management, Application Development, Public Key Infrastructure, Data Integrity
Build toward a degree
Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Electrical Systems, Electrical Wiring, HVAC, Building Design, Construction Inspection, Basic Electrical Systems, Engineering Calculations, Architectural Design, System Requirements, Mechanical Design, Building Codes, Structural Analysis, Cost Estimation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Photo Editing, Photography, Design, Design Elements And Principles, Layout Design, Graphic and Visual Design, Content Creation, Storytelling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Big Data, Application Deployment, Social Network Analysis, Data Processing, Distributed Computing, Java, Text Mining, Graph Theory, File Systems
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Newsletters, Email Marketing, Project Design, Content Creation, Scheduling, Test Tools, User Accounts, Marketing, Communication
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Workflows, OpenAI API, LLM Application, OpenAI, Model Context Protocol, Generative AI Agents, Agentic systems, Tool Calling, Prompt Engineering, ChatGPT, Artificial Intelligence, Application Programming Interface (API), User Interface (UI), Context Management, Large Language Modeling, Python Programming, Development Environment, Application Deployment, Debugging
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: User Research, Prototyping, Wireframing, Human Centered Design, Miro AI, User Flows, Design, User Interface (UI), Design Specifications, Interactive Design, Persona Development, Design Software, User Interface (UI) Design, UI Components, Ideation, Animations
Intermediate · Professional Certificate · 3 - 6 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Design, Predictive Modeling, Algorithms, Data Structures, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months