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.

Board Infinity
Skills you'll gain: Make.com, Email Automation, Deepseek, LLM Application, Operational Efficiency, Artificial Intelligence and Machine Learning (AI/ML), No-Code Development, Automation, Data Capture
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Arithmetic, Logical Reasoning, Quantitative Research, Estimation, Applied Mathematics, Advanced Mathematics, Algebra, Complex Problem Solving, General Mathematics
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Theoretical Computer Science, Computer Programming, Computational Thinking
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Ajax, Web Design, Java Platform Enterprise Edition (J2EE), Cascading Style Sheets (CSS), Web Applications, Scripting, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Service Oriented Architecture
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Distributed Computing, Algorithms, Performance Tuning, Functional Design, Performance Testing, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Universidades Anáhuac
Skills you'll gain: Search Engine Marketing, Digital Marketing, Search Engine Optimization, Marketing Strategies, Email Marketing, Web Analytics and SEO, Social Media Marketing, Keyword Research, Content Marketing, Digital Transformation, Marketing Effectiveness, Social Media Strategy, Customer Analysis, Marketing Analytics, Data Analysis, Paid media, Return On Investment
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Project Management Software, Timelines, Collaborative Software, Milestones (Project Management), Dashboard, Workflow Management, Organizational Structure, Scheduling, User Accounts, Project Management
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: SQL, Database Management, Database Design, Relational Databases, Databases, Query Languages, Performance Tuning, Data Analysis
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Smart Goals, Goal Setting, Interviewing Skills, Professional Networking, Workforce Development, Negotiation, Professional Development, LinkedIn, Artificial Intelligence, Planning, Machine Learning, Compensation and Benefits, Data Science, Applicant Tracking Systems, Data Analysis, Recruitment, Events and Conferences, Data Architecture, Presentations, Needs Assessment
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Color Theory, Photo Editing, Design Elements And Principles, Graphic and Visual Design, Graphic Design, Typography, Content Creation, Content Marketing, Digital Marketing
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Network Architecture, Network Planning And Design, Cloud Computing Architecture, Network Infrastructure, Google Cloud Platform, General Networking, Network Routing, Cloud Infrastructure, Network Security, Network Troubleshooting, Network Analysis, Virtual Private Networks (VPN), Firewall, Load Balancing, Network Performance Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), Computer Programming, Development Environment, Integrated Development Environments, Data Structures, Software Installation
Beginner · Course · 1 - 3 Months