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 Amsterdam
Skills you'll gain: Scientific Methods, Research Design, Sampling (Statistics), Science and Research, Research, Research Methodologies, Surveys, Quantitative Research, Social Sciences, Experimentation, Ethical Standards And Conduct
Mixed · Course · 1 - 3 Months
Skills you'll gain: Model Evaluation, Decision Tree Learning, Data Preprocessing, Classification Algorithms, Applied Machine Learning, Java, Predictive Modeling, Machine Learning Software, Supervised Learning, Technical Communication, Feature Engineering, Tree Maps, MLOps (Machine Learning Operations), Machine Learning Algorithms, Machine Learning, Algorithms
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Cloud Hosting, Frontend Performance, Web Design, Secure Coding, Performance Tuning, Amazon Web Services, Order Management, Product Assortment, Data Store, Data Management, Web Design and Development, Usability, Data Security, Cloud Deployment, Remote Access Systems, Web Development, Web Servers, Servers, Content Management Systems
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Bootstrap (Front-End Framework), HTML and CSS, User Interface (UI), Front-End Web Development, Responsive Web Design, JavaScript Frameworks, Web Design, Web Development, Web Applications, Hypertext Markup Language (HTML), Full-Stack Web Development, Cascading Style Sheets (CSS), Back-End Web Development, React.js
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Financial Analysis, Technical Analysis, Financial Statement Analysis, Investment Management, Portfolio Management, Investments, Securities (Finance), Return On Investment, Analysis, Wealth Management, Performance Analysis, Risk Analysis, Benchmarking, Asset Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Scalability
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: Data Storytelling, Data Presentation, Peer Review, Dashboard, Data Visualization, Microsoft Excel, Data-Driven Decision-Making, Presentations, Pivot Tables And Charts, Data Visualization Software, Business Intelligence, Constructive Feedback, Financial Reporting, Business, Stakeholder Communications, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Assets, Unity Engine, Video Game Development, Game Design, 3D Modeling, Virtual Environment, Integration Testing, Computer Graphics, Scripting
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Infographics, Storyboarding, Canva (Software), Prompt Engineering, Copywriting, Generative AI, Content Creation, Marketing Strategies, Blogs, Collaborative Software, AI Enablement, ChatGPT, MarTech, Graphic Design, Multimedia, Graphic and Visual Design, Brand Awareness, Artificial Intelligence, Search Engine Optimization, Machine Learning
Intermediate · Specialization · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Web Services, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Cloud Infrastructure, Cloud Applications, Google Cloud Platform, Flask (Web Framework), Distributed Computing, Containerization, Software Architecture, Docker (Software), Virtualization, Restful API, JSON, Microservices, Scalability, Extensible Markup Language (XML), API Design, Computer Architecture
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java, Data Validation, Object Oriented Programming (OOP), Test Automation, Application Development, Software Testing, Test Case, Data Modeling, User Interface (UI), Business Logic, Maintainability, Debugging
Beginner · Course · 1 - 4 Weeks