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 State University of New York
Skills you'll gain: digital literacy, Information Management, Research, Literacy, Lifelong Learning, Critical Thinking, Investigation, Analytical Skills, Intellectual Property, Planning, Communication, Constructive Feedback, Style Guides
★ 4.8 (11) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Presentations, Organizational Structure, Diagram Design, Graphical Tools, Data Visualization, Graphic and Visual Design Software, Design Elements And Principles, Graphic and Visual Design, Graphic Design, Organizational Skills, Marketing
★ 4.5 (22) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Learning Management Systems, Web Content Accessibility Guidelines, Educational Materials, Instructional Design, Education Software and Technology, Test Tools
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unity Engine, UI Components, User Interface (UI), Responsive Web Design, User Interface (UI) Design, Animation and Game Design, Object Oriented Programming (OOP), Game Design, Scripting, Video Game Development, C# (Programming Language), Object Oriented Design, Animations, Interactive Design, User Experience, Course Development, Interactive Learning, Mechanics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Digital Marketing, Google Analytics, Brand Awareness, Social Media Marketing, Content Marketing, Digital Advertising, Marketing Effectiveness, Brand Strategy, Email Marketing, Performance Measurement, Brand Management, Brand Marketing, Marketing Channel, Marketing, Marketing Budgets, Search Engine Optimization, AI Enablement, Communication, Generative AI
Intermediate · Specialization · 3 - 6 Months

L&T EduTech
Skills you'll gain: Building Codes, Engineering Analysis, Engineering Calculations, Structural Engineering, Simulation and Simulation Software, Finite Element Methods, Construction Engineering, Mathematical Software, Civil Engineering, Engineering Practices, Structural Analysis, Construction, Engineering Design Process, Laboratory Testing
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Middleware
★ 4.6 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Open Shortest Path First (OSPF), Network Performance Management, Network Monitoring, Network Planning And Design, Network Engineering, Network Protocols, Infrastructure as Code (IaC), Terraform, Configuration Management, Encryption, System Configuration, Authentications, Scalability
★ 4.7 (25) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Test Automation, Test Data, Test Execution Engine, Test Script Development, Test Case, Test Engineering, Software Testing, Debugging, Scalability, Test Planning, Application Frameworks, Maintainability, Automation, Code Reusability, Software Architecture, Software Design Patterns, Configuration Management, Package and Software Management
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Python Programming, Simulations, Debugging, Statistical Methods, Pandas (Python Package), Program Development, Test Case, Data Science, Development Testing, Software Design, Computational Thinking, Sampling (Statistics), Data Manipulation, Programming Principles, Systems Integration, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Color Theory, Layout Design, Adobe Photoshop, Typography, Creative Design, Microsoft Windows, Graphic Design, Adobe Creative Cloud
Beginner · Guided Project · Less Than 2 Hours

Universitat Politècnica de València
Skills you'll gain: Econometrics, Research Design, Qualitative Research, Statistical Analysis, Quantitative Research, Scientific Methods, Statistical Methods, Data Analysis, Research Methodologies, Research, Statistics, Stata, STATA (Software), Statistical Modeling, Data Synthesis, Data Collection
Intermediate · Course · 1 - 3 Months