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.

Coursera
Skills you'll gain: Microsoft Word, Business Writing, Microsoft Office, Document Management, Photo Editing, Writing and Editing, Multimedia, Entrepreneurship, Productivity Software, Office Administration, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: File I/O, Command-Line Interface, Operating Systems, Python Programming, File Management, Scripting, User Interface (UI), Data Import/Export, Data Structures, Simulations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Prompt Engineering, LLM Application, AI Workflows, Generative AI Agents, Front-End Web Development, Context Management, Vector Databases, Data Integration, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scenario Testing, Test Planning, Unit Testing, Functional Testing, Test Case, Hardware Troubleshooting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, 3D Modeling, Computer Graphics, Adobe Photoshop, Autodesk, Data Import/Export, Graphical Tools
Mixed · Course · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Embeddings, Time Series Analysis and Forecasting, Tensorflow, Natural Language Processing, Forecasting, Image Analysis, Deep Learning, Artificial Neural Networks, Predictive Analytics, Predictive Modeling, Technical Analysis, Data Preprocessing, Supervised Learning, Data Science, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Visualization (Computer Graphics), Cascading Style Sheets (CSS), Computer Graphics, Web Components, Animations, Typography, Semantic Web, Web Content Accessibility Guidelines, Scalability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Search Engine Optimization, Web Content Accessibility Guidelines, HTML and CSS, Web Design and Development, Web Analytics and SEO, Web Development, Javascript, Frontend Performance, Browser Compatibility
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Ansible, Nginx, Web Servers, Infrastructure as Code (IaC), YAML, CI/CD, Servers, IT Automation, Scalability, Service Management, Verification And Validation
Intermediate · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: Microsoft Word, Microsoft Office, Excel Macros, Microsoft Windows, Productivity Software, Document Management, Writing and Editing, Computer Literacy, Business Writing, Technical Documentation, Web Content, Proofreading, Collaborative Software, Writing, Collaboration, Editing, Web Content Accessibility Guidelines, Report Writing, Business Communication, Productivity
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Visualization, Network Analysis, Relational Databases, Data Visualization Software, Social Network Analysis, Data Storytelling, Data Analysis, Data Manipulation, Social Impact, Human Factors, Innovation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Computer Graphics, Visualization (Computer Graphics), Image Quality, Design Elements And Principles, Technical Design
Intermediate · Course · 1 - 3 Months