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 Virginia
Skills you'll gain: Marketing Analytics, Marketing Effectiveness, Marketing Strategies, Regression Analysis, Marketing Budgets, Data-Driven Decision-Making, Strategic Marketing, Brand Management, Resource Allocation, Customer Analysis, Customer Insights, Predictive Analytics, Statistical Analysis, A/B Testing, Consumer Behaviour, Return On Investment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Object-Relational Mapping, SQL, Cloud Deployment, Bootstrap (Front-End Framework), Relational Databases, Database Management, Database Design, Full-Stack Web Development, Databases, Web Applications, Authentications, Model View Controller, Application Development, Data Modeling, Authorization (Computing), Responsive Web Design, Content Management
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Apache Spark, User Interface (UI), Distributed Computing, Programming Principles, Big Data, Software Design, Data Structures, Software Design Patterns, Functional Design, Data Manipulation, Object Oriented Programming (OOP), Heat Maps, Data Visualization Software, Interactive Data Visualization, Computer Programming, Data Processing, Geospatial Information and Technology, Performance Tuning, Algorithms
Intermediate · Specialization · 3 - 6 Months

University of Virginia
Skills you'll gain: Financial Statements, Financial Accounting, Balance Sheet, Financial Reporting, Financial Statement Analysis, Design Thinking, Accounting, Annual Reports, Innovation, Process Design, Business Modeling, Entrepreneurship, Philanthropy, Leadership Development, Strategic Leadership, Corporate Sustainability, Professional Development, Business Ethics, Finance, HR Tech
Beginner · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Vibe coding, Application Development, Application Design, No-Code Development, Data Ethics, Artificial Intelligence, Product Development, Design and Product, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Business Ethics, Ethical Standards And Conduct, Personal Development, Marketing Design, Product Marketing, Marketing Automation, Marketing, Business Marketing, Digital Marketing
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Spring Boot, Software Architecture, API Gateway, Web Services, Object-Relational Mapping, Transaction Processing, Data Persistence, Service Oriented Architecture, Cloud Computing Architecture, JSON, YAML, Load Balancing, Unit Testing, Java Programming, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: C and C++, C++ (Programming Language), Functional Design, Object Oriented Programming (OOP), Maintainability, Event-Driven Programming, Performance Tuning, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Debugging, Java, Computer Programming, Algorithms, Program Development, Data Structures, Pseudocode, Integrated Development Environments, Object Oriented Programming (OOP), Computational Thinking
Beginner · Course · 1 - 3 Months
University of Virginia
Skills you'll gain: Usability Testing, Agile Product Development, User Story, Continuous Delivery, Persona Development, Agile Software Development, Sprint Planning, Peer Review, Agile Methodology, Product Testing, Agile Project Management, Team Performance Management, Team Management, Design Thinking, Team Building, Customer Analysis, Analytics, Product Development, Business Analytics, Persona (User Experience)
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI, Model Evaluation, Dashboard, Image Quality, Test Script Development, Image Analysis, Test Case, Verification And Validation, Large Language Modeling, Data Visualization, Continuous Monitoring, Plotly, Text Mining, Natural Language Processing, Matplotlib, Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Graphing, Generative AI, Data Synthesis, Spreadsheet Software, Large Language Modeling, Ideation, Artificial Intelligence, Scenario Testing, Business Correspondence, Productivity, Complex Problem Solving, Report Writing, Organizational Skills, Solution Design, Document Management, Critical Thinking, Software Versioning, Context Management, Machine Learning
Beginner · Specialization · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: File I/O, Matlab, Computer Programming, Programming Principles, Debugging, Mathematical Software, Development Environment, Computer Science, User Interface (UI), Data Structures, Engineering Calculations, Plot (Graphics), Problem Solving
Beginner · Course · 1 - 3 Months