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.

Skills you'll gain: Restful API, API Design, API Testing, Spring Boot, Authentications, Test Automation, JSON, Application Programming Interface (API), Test Script Development, Application Deployment, Spring Framework, Object-Relational Mapping, Test Case, Software Quality Assurance, Business Logic, Back-End Web Development, Integration Testing, Software Engineering, Java Programming, Java
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Animations, Human Machine Interfaces, Control Systems, Real-Time Operating Systems, Visualization (Computer Graphics), Control Panels, Test Tools, Interactive Design, Automation Engineering, Program Development, Automation, Simulations, System Monitoring, Electrical Wiring, Computational Logic, Simulation and Simulation Software, User Interface (UI) Design, Network Troubleshooting, User Feedback
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Software Development, Automation, Data Structures, Programming Principles, Maintainability, Python Programming, Debugging, JSON
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: A/B Testing, Google Analytics, Web Analytics, User Experience, Web Content, Target Audience, Marketing Effectiveness, Goal Setting, Marketing, Content Development and Management, Analytics
Beginner · Guided Project · Less Than 2 Hours

University of Virginia
Skills you'll gain: Design Thinking, Ideation, Innovation, Creative Problem-Solving, Brainstorming, Creativity, Open Mindset, Storytelling, Data Visualization, Strategic Thinking, Case Studies, Test Tools, Leadership and Management, Marketing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Kanban Principles, Agile Methodology, Lean Methodologies, Workflow Management, Process Development, Process Management, Business Process, Business Process Management, Process Mapping, Collaborative Software, Service Design
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Python Programming, Data Structures, Development Environment, Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agile Product Development, Wireframing, Product Roadmaps, Customer experience strategy (CX), Agile Project Management, Persona Development, User Experience, Product Requirements, User Story, Product Development, User Research, Product Strategy
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Database Design, MySQL Workbench, MySQL, Relational Databases, SQL, Database Management, Data Manipulation, Data Migration, User Acceptance Testing (UAT), Scalability
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Qualitative Research, Research Design, User Research, Surveys, Focus Group, Research Methodologies, Research, Research and Design, Business Research, Data Collection, Interviewing Skills, Case Studies, Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Figma (Design Software), User Experience Design, UI Components, Responsive Web Design, Animations, Web Content Accessibility Guidelines, User Interface (UI) Design, Design Strategies, Prototyping, Collaborative Software, Software Documentation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), File I/O, Object Oriented Programming (OOP), Test Automation, Web Development Tools, Computer Programming, Scripting, Python Programming, Automation, Scripting Languages, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months