Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Web Applications, Web Servers, Web Development, Back-End Web Development, Model View Controller, Javascript, PHP (Scripting Language), Application Programming Interface (API), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Query Languages, Database Software, Databases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Investment Management, Portfolio Risk, Risk Management, Wealth Management, Administration, Accounting
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Team Leadership, Team Building, Leadership, Leadership Studies, Team Performance Management, Management Training And Development, Influencing, Collaboration, Conflict Management, Interpersonal Communications, Communication Strategies, Self-Awareness, Communication, Empathy, Change Management, Organizational Change
Beginner · Course · 3 - 6 Months

Skills you'll gain: Transaction Processing, File I/O, Data Access, Dataflow, Data Persistence, Database Management, Stored Procedure, SQL, Data Integrity, Data Import/Export, Databases, Secure Coding, File Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mockups, Diagram Design, Web Design, Prototyping, Collaborative Software, Data Sharing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Social Media Marketing, Video Editing, Graphic and Visual Design Software, Web Content, Content Creation, Photo/Video Production and Technology, Video Production, Graphical Tools, Marketing, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: TypeScript, Webpack, React Redux, React.js, Application Programming Interface (API), Web Development Tools, Front-End Web Development, UI Components, JavaScript Frameworks, Build Tools, Context Management, Event-Driven Programming, Data Validation, Javascript, Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Clinical Leadership, Healthcare Ethics, Nursing Management, Nursing Administration, Teamwork, Leadership, Team Collaboration, Nursing Practices, Nursing, Collaboration, Patient Safety, Initiative and Leadership, Trustworthiness, Mentorship, Clinical Experience, Ethical Standards And Conduct, Adaptability, Patient-centered Care, Decision Making, Accountability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kanban Principles, Collaborative Software, Diagram Design, Project Management, Issue Tracking, Query Languages
Intermediate · Guided Project · Less Than 2 Hours

Alex Genadinik
Skills you'll gain: Lead Generation, Search Engine Optimization, Account Strategy, Keyword Research, Prospecting and Qualification, Sales Prospecting, Upselling, B2B Sales, Sales Strategy, Marketing Strategy and Techniques, Sales Process, Content Marketing, Demand Generation, Personalized Campaigns, Content Creation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Application Design, Dataflow, Code Reusability, Scalability, Software Architecture, Web Applications
Beginner · Course · 1 - 4 Weeks