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 Colorado System
Skills you'll gain: Requirements Elicitation, Software Design Documents, Requirements Analysis, Security Requirements Analysis, Mockups, Interviewing Skills, User Requirements Documents, Data Flow Diagrams (DFDs), Storyboarding, Requirements Management, Functional Requirement, Goal Setting, Software Development Methodologies, Software Documentation, Diagram Design, Agile Methodology, Business Requirements, Unified Modeling Language, Risk Management Framework, System Requirements
Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Systems, Database Management, Database Theory, Databases, Database Development, SQL, Database Management Systems, MySQL, Transaction Processing, Stored Procedure, Database Architecture and Administration, Data Modeling, Unified Modeling Language, Data Access, Data Integrity, Query Languages, Diagram Design, Application Development
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Work Breakdown Structure, Project Scoping, Project Estimation, Organizational Structure, Scope Management, Project Coordination, Project Management Software, Project Management, Google Sheets, Standard Operating Procedure
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, Microservices, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Databases, Data Persistence, Server Side, Application Deployment, Javascript, Software Documentation, Data Modeling
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Multimodal Prompts, Generative AI, LLM Application, AI Product Strategy, Product Lifecycle Management, Model Deployment, Prototyping
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Empathy & Emotional Intelligence, Emotional Intelligence, People Management, Leadership and Management, Team Management, Behavior Management, Productivity, Organizational Effectiveness, Professional Development, Teamwork, Communication, Leadership, Collaboration, Human Resources
Beginner · Course · 1 - 4 Weeks

Xbox
Skills you'll gain: User Story, Product Planning, User Interface (UI), Competitive Analysis, Product Roadmaps, User Interface and User Experience (UI/UX) Design, Stakeholder Management, Market Research, Product Management, Design Thinking, AI Product Strategy, Mockups, Consumer Behaviour, Usability Testing, Wireframing, Market Analysis, Stakeholder Communications, Product Lifecycle Management, Product Strategy, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Java Programming, Java, Integrated Development Environments, Mobile Development, Computer Programming, Programming Principles, Object Oriented Programming (OOP), Debugging, Data Structures
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Mainframe Computing, z/OS, Virtualization, IBM Cloud, Virtual Machines, Infrastructure Architecture, Computer Architecture, Enterprise Security, Computer Systems, Computer Hardware, Cryptography, System Configuration, Process Management
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Java Programming, Java, Maintainability, Software Design Patterns, Computer Programming, JUnit, UI Components, Object Oriented Programming (OOP), C and C++, Data Structures, Software Technical Review, Network Model, Debugging, Program Development, API Design, Algorithms, File I/O, Software Development Tools
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Business Transformation, Innovation, Architecture and Construction, Construction Management, Organizational Change, Workforce Development, Emerging Technologies, Digital Transformation, Building Information Modeling, Sustainable Design, Climate Change Adaptation, Machine Learning
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Software Architecture, Amazon Web Services, Amazon DynamoDB, Python Programming, Service Oriented Architecture, Cloud Computing Architecture, Microservices, Serverless Computing, Cloud Applications, Application Programming Interface (API), Databases, Scripting, Programming Principles, Automation, Relational Databases, Application Development, Development Environment
Beginner · Course · 1 - 4 Weeks