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: Software Development Life Cycle, User Story, Software Architecture, Agile Software Development, Sprint Retrospectives, Agile Methodology, DevOps, Kanban Principles, Software Design, Scrum (Software Development), Information Technology, Computer Hardware, Sprint Planning, Software Development Methodologies, Backlogs, Agile Project Management, Team Building, Risk Management, Leadership, Communication
Beginner · Professional Certificate · 3 - 6 Months

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), JSON, HTML and CSS, Ajax, Web Content Accessibility Guidelines, Javascript, Web Design, Semantic Web, Usability, Web Applications, Web Development, Web Content, Usability Testing, Interactive Design, Data Structures, Application Frameworks, Network Protocols, Data Ethics, Animations
Beginner · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Competitive Analysis, Market Research, User Story, User Interface (UI), Product Roadmaps, Competitive Intelligence, AI Product Strategy, Usability, Persona Development, Product Development, Market Analysis, Product Management, Product Lifecycle Management, Design Thinking, User Interface (UI) Design, Market Opportunities, Quality Assurance and Control, Technology Roadmaps, Product Strategy, Data Analysis
Beginner · Professional Certificate · 3 - 6 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

Skills you'll gain: AutoCAD, Architectural Drawing, Drafting and Engineering Design, Human Factors, Technical Documentation
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Data Lakes, Amazon DynamoDB, Amazon Web Services, Serverless Computing, Cloud Computing, Amazon S3, Scalability, Cloud Infrastructure, Amazon Elastic Compute Cloud, Event-Driven Programming, Cloud Security, Solution Architecture, Data Visualization, Cloud Storage, Data Architecture, Cloud Computing Architecture, API Gateway, Software Architecture
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Git (Version Control System), JUnit, Android Studio, Android Development, Unit Testing, Maintainability, Software Design Patterns, Test Automation, File I/O, Object Oriented Programming (OOP), Integration Testing, Test Driven Development (TDD), Mobile Development, Software Testing, Testability, Software Engineering, Java Programming, Java, Application Security, Development Testing
Beginner · Specialization · 3 - 6 Months

Advancing Women in Tech
Skills you'll gain: AI Workflows, Retrieval-Augmented Generation, Business Process Automation, Multimodal Prompts, Image Analysis
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Software Quality Assurance, Enterprise Architecture, Open Web Application Security Project (OWASP), Data Governance, User Research, Stakeholder Engagement, Algorithms, Agile Software Development, Software Development Life Cycle, Unified Modeling Language, Software Architecture, Cybersecurity, Responsive Web Design, Java, Cascading Style Sheets (CSS), Agile Methodology, Object Oriented Programming (OOP), Data Structures, Data Ethics
Earn a degree
Degree · 1 - 4 Years

LearnKartS
Skills you'll gain: JUnit, File I/O, Java Programming, Object Oriented Programming (OOP), Java, Unit Testing, Program Development, Maintainability, Software Development, Secure Coding, Software Testing, Programming Principles, Computer Programming, Test Case, Application Development, Authentications, Application Security, Application Design, Software Design Patterns, Debugging
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: iOS Development, Apple iOS, Apple Xcode, User Interface (UI), Mobile Development, Swift Programming, Unit Testing, User Interface (UI) Design, UI Components, Mobile Development Tools, Objective-C (Programming Language), Application Development, Data Structures, Programming Principles, Development Testing, Object Oriented Programming (OOP), Integrated Development Environments, Development Environment, Prototyping, Storyboarding
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Business Transformation, Innovation, Digital Transformation, Serverless Computing, Cloud Services, Data Ethics, Cloud Infrastructure, Google Cloud Platform, Application Programming Interface (API), Technology Strategies, Applied Machine Learning, Hybrid Cloud Computing, Data Strategy, Image Analysis, Infrastructure As A Service (IaaS), Responsible AI, Cloud Computing, Cloud Solutions, Public Cloud, Containerization
Beginner · Specialization · 3 - 6 Months