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.

Universitat Autònoma de Barcelona
Skills you'll gain: Persuasive Communication, Oral Expression, Storytelling, Data Presentation, Research, Graphic and Visual Design, Persona (User Experience), Statistics, Psychology
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Computational Thinking, Pseudocode, Data Structures, Design Strategies, Programming Principles, Computer Science, Advanced Mathematics, Python Programming, Analysis
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Human Resources Information System (HRIS), Systems Administration, System Configuration, Organizational Structure, Payroll Administration, Oracle Databases, Workforce Management, Benefits Administration, Payroll, Payroll Processing, Employee Training, Expense Management, User Accounts, Data Validation, Data Entry, Scheduling
Intermediate · Course · 1 - 3 Months

High Tech High Graduate School of Education
Skills you'll gain: Storyboarding, Storytelling, Graphic and Visual Design, Layout Design, Typography, Creativity, Peer Review
Mixed · Course · 1 - 3 Months

Skills you'll gain: Customer Relationship Management (CRM) Software, Client Services, Relationship Building, Customer Insights
Advanced · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Network Security, Network Protocols, Network Architecture, TCP/IP, Web Applications, Computer Networking, Encryption, Network Infrastructure, Innovation, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Nursing Management, Delegation Skills, Nursing Administration, Care Coordination, Patient Communication, Conflict Management, Patient Advocacy, Nursing Practices, Change Management, Leadership, Communication, Nursing Care, Medical History Documentation, Professionalism, Teamwork, Collaboration, Patient Safety, Cultural Sensitivity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Microsoft Azure, Development Testing, Application Deployment, LLM Application, Multimodal Prompts, Artificial Intelligence, Test Case, Agentic systems, Retrieval-Augmented Generation, Application Programming Interface (API), Natural Language Processing, Technical Documentation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Training and Development, Training Programs, Employee Training, Developing Training Materials, Adult Education, Employee Engagement, Compliance Training, Instructional Design, Workforce Development, On-The-Job Training, Needs Assessment, Program Evaluation, Professional Development, Learning Styles
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Communication Systems, Image Analysis, Telecommunications, Electrical and Computer Engineering, Electrical Engineering, Embedded Systems, Electronic Systems, Engineering Analysis, Electronics, Programming Principles, Numerical Analysis, Algorithms, Linear Algebra, Mathematical Modeling, Time Series Analysis and Forecasting, Data Mapping, Real Time Data, Computer Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Apache Maven, Java, Java Platform Enterprise Edition (J2EE), Object Oriented Design, Hibernate (Java), Unit Testing, File I/O, Docker (Software), Software Design Patterns, Integrated Development Environments, Object-Relational Mapping, Functional Design, Maintainability, System Configuration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Multimedia, Writing and Editing, Public Speaking, Storytelling, Branding
Intermediate · Course · 1 - 3 Months