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.

LearnKartS
Skills you'll gain: ChatGPT, Podcasting, AI Product Strategy, Content Creation, Course Development, AI Enablement, Entrepreneurship, Product Automation, Digital Assets, Artificial Intelligence, WordPress, Marketing Strategies, E-Commerce, Web Development, Digital Transformation, Email Marketing, Search Engine Optimization, Digital Marketing, Writing, Business Acumen
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Data Persistence, API Design, API Testing, Routing Protocols, Javascript, Database Design, Development Environment
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Access, Database Management, Excel Macros, Microsoft 365, Database Development, Database Administration, Database Architecture and Administration, Data Maintenance, Microsoft Windows, Database Software, Databases, Relational Databases, Query Languages, Database Design, Data Entry, Microsoft Office, Data Presentation, Productivity Software, Scripting, User Interface (UI)
Mixed · Course · 1 - 3 Months

Skills you'll gain: Business Planning, Process Flow Diagrams, Diagram Design, Business Strategy, Strategic Thinking, Strategic Planning, User Accounts, Productivity Software, Collaborative Software, Graphic Design, Market Analysis
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Node.JS, File I/O, Javascript, Event-Driven Programming, Web Applications, Web Servers, Software Installation, Server Side, Application Development, JSON, Real Time Data, Command-Line Interface, TCP/IP, OS Process Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Ansible, Red Hat Enterprise Linux, IT Automation, Devops Tools, Infrastructure as Code (IaC), YAML, Linux, Linux Administration, Linux Servers, Scenario Testing, Verification And Validation, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Adobe Photoshop, Video Editing, Adobe Creative Cloud, Adobe Illustrator, Photo Editing, Graphic and Visual Design, Post-Production, Graphic and Visual Design Software, Graphic Design, Animations, Image Quality, Computer Graphic Techniques, Photography, Business Process Automation, User Interface (UI), Automation, Productivity Software
Mixed · Course · 1 - 3 Months

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

Skills you'll gain: Unreal Engine, Game Design, Video Game Development, Augmented and Virtual Reality (AR/VR), Virtual Environment, Animation and Game Design, Computer Graphics, Artificial Intelligence, User Interface (UI)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Applied Machine Learning, Machine Learning, Data Preprocessing, Python Programming, Predictive Modeling, Development Environment, Data Manipulation, Exploratory Data Analysis
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Database Theory, Data Modeling, Database Management Systems, Metadata Management, Databases, Data Management, Relational Databases, Unified Modeling Language, Data Governance, Enterprise Modeling, Data Integrity, Data Quality
Build toward a degree
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Team Management, Teamwork, Team Building, Team Motivation, Organizational Leadership, Leadership and Management, Conflict Management, Motivational Skills, Organizational Structure, Engineering Management, Systems Engineering, Leadership, Employee Engagement, Agile Methodology
Intermediate · Course · 1 - 4 Weeks