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.

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

University of Michigan
Skills you'll gain: Augmented and Virtual Reality (AR/VR), Augmented Reality, Storyboarding, Virtual Reality, Unreal Engine, Usability Testing, Design Thinking, 3D Assets, Prototyping, Unity Engine, User Experience Design, Interaction Design, Conceptual Design, Human Centered Design, Design, User Research, Application Development, Web Content Accessibility Guidelines, Emerging Technologies, Virtual Environment
Beginner · Specialization · 1 - 3 Months

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

Intuit
Skills you'll gain: Reconciliation, Financial Statements, Financial Statement Analysis, Inventory Accounting, Payroll, Bookkeeping, QuickBooks (Accounting Software), Payroll Administration, Inventory Control, Payroll Processing, Income Statement, Balance Sheet, Financial Reporting, Depreciation, Fixed Asset, Payroll Tax, Property Accounting, Accounting Software, Financial Accounting, Financial Analysis
Beginner · Professional Certificate · 3 - 6 Months

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Frontend Performance, Usability, Web Design and Development, User Interface (UI), Usability Testing, Animations
Beginner · Course · 1 - 4 Weeks

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: Power BI, Microsoft Excel, Data Analysis, Microsoft Power Platform, Data Integrity, Data Visualization, Data Storage, Data Collection, Data Quality, Data Manipulation, Business Analytics, Timelines, Advanced Analytics, Database Design, Statistical Reporting, Report Writing, Data Processing, Data Warehousing, Business Intelligence, SQL
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Structures, Computer Programming, Algorithms, Program Development, Computational Thinking, Python Programming, Data Manipulation, Analysis
Intermediate · Course · 1 - 3 Months
Skills you'll gain: USB, Electronic Hardware, Hardware Design, Electronics, Electrical Systems, Electrical Power, Power Electronics, Electronic Components, Routing Protocols, Computer-Aided Design, Schematic Diagrams, Design, Design Specifications, Design Strategies, Verification And Validation
Intermediate · 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

Skills you'll gain: Architectural Drawing, AutoCAD, Technical Drawing, Computer-Aided Design, Drafting and Engineering Design, Architectural Design, Building Design
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Public Speaking, Persuasive Communication, Presentations, Verbal Communication Skills, Communication, Storytelling, Infographics, Peer Review, Motivational Skills, Constructive Feedback, Driving engagement, Performing Arts, Concision, Diagram Design, Action Oriented, Trustworthiness, Communication Strategies, Writing, Non-Verbal Communication, Composure
Beginner · Specialization · 3 - 6 Months