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.

LearnQuest
Skills you'll gain: Recognizing Others, Sales Management, Team Motivation, Employee Onboarding, Conflict Management, Drive Engagement, Team Leadership, Sales Process, Virtual Teams, Team Management, Teamwork, Intercultural Competence, Performance Management, Collaboration, Rapport Building, Smart Goals, Meeting Facilitation, Goal Setting, Coaching, Constructive Feedback
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, .NET Framework, Data Validation, Business Logic, Database Design, C# (Programming Language), Relational Databases, Databases, Billing Systems, Microsoft SQL Servers, Database Application, Application Development, Registration, Usability, Software Development Methodologies, Software Design, Application Design, Invoicing, SQL, Web Design and Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Agile Project Management, Stakeholder Engagement, Stakeholder Management, Team Motivation, Team Leadership, Agile Methodology, Risk Analysis, Earned Value Management, Sprint Planning, Continuous Improvement Process, Project Management, Sprint Retrospectives, Communication Strategies, Project Risk Management, Estimation, Prioritization, User Story
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: ChatGPT, Computer Programming Tools, Software Development Tools, Microsoft Copilot, Integrated Development Environments, Web Development Tools, Code Review, Application Programming Interface (API), React.js, Unit Testing, Jest (JavaScript Testing Framework), Node.JS, Debugging, Middleware
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Materials, Marketing Design, Typography, Graphic and Visual Design Software, Graphic Design, Promotional Materials, Advertising, Presentations, Marketing, Social Media Content, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, JSON, Package and Software Management, Authorization (Computing), Web Scraping, Application Programming Interface (API), Python Programming, Authentications, Object Oriented Programming (OOP), Data Processing, Simulations, Data Management, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Security, Secure Coding, Security Testing, Open Web Application Security Project (OWASP), Vulnerability, Software Testing, Computer Security, Vulnerability Management, Data Security, Security Strategy, Unit Testing, Human Factors (Security), Application Design, Information Privacy, Computer Programming, Python Programming, Node.JS, Javascript, Design Strategies, JavaScript Frameworks
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Video Game Development, Game Design, Scripting Languages, Object Oriented Programming (OOP), Computational Logic, Data Structures, Computer Programming, Debugging
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Swift Programming, Mobile Development, User Interface (UI), UI Components, Model View Controller, Application Development, Responsive Web Design, Storyboarding
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Business Modeling, Customer Relationship Management, Entrepreneurship, New Business Development, Business Planning, Telecommuting, Business Strategy, Value Propositions, Collaborative Software
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, User Centered Design, UI/UX Research, Storytelling, Usability Testing, Prototyping, Mockups, Wireframing, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Spatial Analysis, Geographic Information Systems, Scripting, Geospatial Mapping, Dashboard, Data Visualization Software, Data Processing, Interactive Data Visualization, Data Manipulation, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks