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.

Skills you'll gain: Application Development, User Interface and User Experience (UI/UX) Design, Web Design and Development, Front-End Web Development, No-Code Development, WordPress, Web Applications, Web Development, Full-Stack Web Development, Back-End Web Development, Content Management Systems
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Research Design, Epidemiology, Data Collection, Biostatistics, Research Methodologies, Public Health and Disease Prevention, Regression Analysis, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Requirements Elicitation, Business Analysis, Backlogs, Requirements Management, Stakeholder Engagement, Business Process, User Story, Business Requirements, Requirements Analysis, Business Modeling, Business Risk Management, Business Intelligence, Business Strategies, Financial Analysis, Performance Measurement, Business Process Modeling, Systems Analysis, Root Cause Analysis, Business Planning, Stakeholder Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: File I/O, Object Oriented Programming (OOP), Object Oriented Design, Python Programming, Programming Principles, Data Dictionary, Computer Programming, Data Structures, Debugging, Computational Logic, Command-Line Interface, Data Cleansing, Software Design Patterns, Functional Design, Scripting, Operating Systems, Pseudocode, Development Environment, File Management, Computational Thinking
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Go (Programming Language), Algorithms, System Programming, Operating Systems, Computer Architecture
Intermediate · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Health Care Administration, Governance, Health Systems, Presentations, Healthcare Industry Knowledge, Organizational Structure, Health Care, Microsoft PowerPoint
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Innovation, Business Management, Performance Management, Governance, Case Studies, Organizational Effectiveness, Corporate Strategy, Business Leadership, Decision Making, Behavioral Economics, Ancient History, Organizational Structure, Business Strategy, Social Studies, Economics, Market Dynamics, Storytelling
Beginner · Course · 1 - 3 Months

Skills you'll gain: New Product Development, Product Management, Product Development, Product Lifecycle Management, Usability Testing, Product Planning, Product Roadmaps, Stakeholder Management, Competitive Analysis, Product Testing, Product Requirements, Stakeholder Analysis, Market Analysis, Team Building, Market Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: LangGraph, Agentic Workflows, AI Orchestration, AI Workflows, Generative AI Agents, Agentic systems, LangChain, LLM Application, Responsible AI, Retrieval-Augmented Generation, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Software Development, Python Programming, Data Science
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Model View Controller, Spring Framework, Restful API, Spring Boot, Web Services, JSON, YAML, Web Applications, Configuration Management, Angular, Java Programming, Application Frameworks, Software Architecture, Middleware, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Systems Design, Computer Architecture, Network Routing, Computational Logic, Electrical Engineering, Data Structures, Algorithms, Graph Theory, Mathematical Modeling, Calculus
Intermediate · Course · 1 - 3 Months

Howard University
Skills you'll gain: Design Thinking, Business Software, Information Systems, Cloud Computing, Business Systems, Business Technologies, Cloud Deployment, Cloud Security, Virtualization, Digital Transformation, Cloud Services, Management Information Systems, Product Design, Business Solutions, Information Technology, Cloud Infrastructure, Customer Insights, User Centered Design, Cybersecurity, Data Management
Intermediate · Specialization · 1 - 3 Months