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.

EDUCBA
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Application Development, Computer Programming, User Interface (UI), Programming Principles, Databases, System Design and Implementation, Integrated Development Environments, SQL, Data Validation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, Relational Databases, Database Management, Database Systems, Performance Tuning, Databases, Database Administration, Query Languages
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Telecommuting, Student Engagement, Education Software and Technology, Digital pedagogy, Virtual Environment, Stress Management, Instructional Design, Organizational Skills, Active Listening, Empathy, Communication, Collaboration, Driving engagement, Relationship Building, Emotional Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pseudocode, Programming Principles, Debugging, Diagram Design, Functional Design, Computer Programming Tools, Computer Programming, Software Documentation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Restful API, Object-Relational Mapping, Bootstrap (Front-End Framework), Application Deployment, HTML and CSS, Database Management, Web Development, User Accounts, Responsive Web Design, Back-End Web Development, Python Programming
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Test Case, Test Automation, Test Data, Functional Testing, Test Execution Engine, CI/CD, System Testing, Software Testing, No-Code Development, Debugging
Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Data Synthesis, Data Integration, Data Literacy, Data Storytelling, Analysis, Case Studies, Business Analytics, Advanced Analytics, Analytical Skills, Strategic Decision-Making, Business Metrics, Forecasting, Media and Communications, Statistics, Persuasive Communication, Databases, Database Design, Innovation
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, User Interface (UI), User Interface (UI) Design, Debugging, Data Persistence, Data Management, Programming Principles, Application Programming Interface (API), Data Storage, Authentications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, ChatGPT, Generative AI, OpenAI, Multimodal Prompts, OpenAI API, LLM Application, AI Product Strategy, Productivity Software, Creative Design, Marketing Strategy and Techniques, Responsible AI, A/B Testing, Time Management
Beginner · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Regression Analysis, Correlation Analysis, Statistical Software, Statistical Analysis, Statistical Methods, Probability & Statistics, Quantitative Research, Data Analysis, Descriptive Statistics, Statistical Hypothesis Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Instagram, Social Media Content, Content Strategy, Social Media, Video Production, Content Creation, Workflow Management, Drive Engagement, Ideation, Target Audience
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: White-Box Testing, Software Testing, Risk Analysis, Code Coverage, Test Case, Unit Testing, Test Engineering, Test Planning, Integration Testing
Advanced · Course · 1 - 4 Weeks