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.

University of California, Davis
Skills you'll gain: Responsive Web Design, Color Theory, Version Control, Typography, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), GitHub, Git (Version Control System), Web Design, Web Design and Development, Web Development, Web Content Accessibility Guidelines, Front-End Web Development, Image Quality, Web Applications, Animations, Web Content, Mobile Development, User Interface (UI) Design
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Team Oriented, Project Management Software, Workflow Management, Timelines, Project Management, Project Implementation, Project Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Data Preprocessing, Model Evaluation, Technical Communication, Computer Vision, Image Analysis, Convolutional Neural Networks, Engineering Software, Technical Writing, Transfer Learning, Professional Development, Machine Learning Methods, Professional Networking, Artificial Intelligence and Machine Learning (AI/ML), Storytelling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Integrated Development Environments, Data Flow Diagrams (DFDs)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Simulations, Data-oriented programming, Plot (Graphics)
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Corporate Strategy, Business Strategy, Mergers & Acquisitions, Strategic Decision-Making, Growth Strategies, New Business Development, Business Valuation, Organizational Structure, Market Opportunities, Resource Allocation, Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Science, Data Management, Data Analysis, Data-Driven Decision-Making, Project Design, Performance Metric, Software Engineering, Machine Learning, Statistical Inference
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Presentation, Responsible AI, Data Storytelling, Prompt Engineering, Data Analysis, AI Enablement, Oral Expression
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Project Management, Project Management Software, Project Coordination, Strategic Communication, Communication, Internal Communications, Team Oriented, Proactivity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Data Governance, Data Pipelines, SQL, Data Integrity, Data Quality, Data Integration, Stored Procedure, Operational Databases, Database Design, Consolidation, Data Cleansing, Data Validation, Data Manipulation, Systems Integration, Performance Testing, Performance Improvement, Application Performance Management, Performance Metric, Performance Measurement
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: React Redux, React Native, React.js, Application Development, Scalability, Data Validation, UI Components, Web Applications, Mobile Development, Data Persistence, Business Logic, Application Design, Front-End Web Development, Software Design, Authentications, User Interface (UI), User Experience Design, User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Node.JS
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Apple Xcode, Unit Testing, Mobile Development, User Interface (UI), User Interface and User Experience (UI/UX) Design, Game Design, Application Deployment, Real Time Data, Debugging, Artificial Intelligence
Intermediate · Course · 1 - 3 Months