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: User Story, Backlogs, Product Roadmaps, Sprint Planning, User Research, Product Planning, Agile Methodology, Prioritization, Product Development, Product Strategy
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Extract, Transform, Load, Data Architecture, Enterprise Architecture, Data Migration, Data Modeling, Data Warehousing, Data Management, Data Processing, Data Storage, DevOps, Data Governance, Data Integration, Application Frameworks, Data Transformation, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Collaboration, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Patient Positioning, Patient Coordination, Patient Education And Counseling, Clinical Assessment, Patient Treatment, Primary Care, Health Care, Health Systems, Telecommunications, Patient Evaluation, Care Management, Communication
Beginner · Specialization · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Predictive Modeling, Predictive Analytics, Simulations, Exploratory Data Analysis, Experimentation, Research Design, Business Analytics, Operations Research, Project Design, Customer Analysis, A/B Testing, Data Mining, Business Analysis, Analytical Skills, Ideation, Advanced Analytics, Applied Machine Learning, Process Mapping, Problem Solving, Critical Thinking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microservices, .NET Framework, Software Design Patterns, Software Design, Object-Relational Mapping, ASP.NET, Software Architecture, C# (Programming Language), Enterprise Architecture, Maintainability, Docker (Software), Database Systems, Business Logic, Development Environment
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Responsible AI, Database Management, Back-End Web Development, OpenAI API, Generative AI, Performance Tuning, API Design, Prompt Engineering, Application Programming Interface (API), Databases, Artificial Intelligence, Risk Management
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Education and Training, Higher Education, International Relations, Visionary, Systems Thinking, Social Justice, World History, Systems Analysis, Community Development, Leadership, Policty Analysis, Research, and Development, Policy Analysis, Collaboration
Beginner · Course · 1 - 3 Months

Xi'an Jiaotong University
Skills you'll gain: File Management, C# (Programming Language), Microsoft Windows, UI Components, Programming Principles, User Interface (UI), Computer Graphics, Operating Systems, Graphical Tools, Application Development, Interactive Design, Event-Driven Programming, Human Computer Interaction
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Automation, Microsoft Power Automate/Flow, Generative AI, LangChain, Agentic Workflows, OpenAI API, LLM Application, AI Security, Prompt Engineering, Slack (Software), Cloud Computing, Artificial Intelligence and Machine Learning (AI/ML), Scalability, Artificial Intelligence, Google Sheets
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Go (Programming Language), Debugging, Unit Testing, Verification And Validation, Application Frameworks, Programming Principles, Web Development, Web Applications, Data Structures, Development Environment, Object Oriented Programming (OOP), Software Design, Command-Line Interface
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Application Development, Computer Programming, User Interface (UI), Programming Principles, Databases, System Design and Implementation, Integrated Development Environments, SQL, Data Validation
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Interactive Learning, Student Engagement, Algorithms, Diversity Awareness, Digital pedagogy, Pedagogy, K-12 pedagogy, Facebook, Instructional Strategies, Programming Principles, Teaching, Data Storage, Education and Training, Software Engineering, Geographic Information Systems, Image Analysis, Workplace inclusivity, Classroom Management, Lesson Planning, Computer Science
Beginner · Course · 1 - 3 Months