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.

Duke University
Skills you'll gain: Debugging, File I/O, Memory Management, Programming Principles, Maintainability, Software Testing, Program Development, C (Programming Language), Algorithms, Test Planning, Simulations, Test Case, System Programming, Computer Programming, Data Structures, Software Development, C and C++, Software Engineering, Problem Solving, Software Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Unit Testing, Test Driven Development (TDD), Test Script Development, Programming Principles, Software Testing, Data Structures, Python Programming, Program Development, Computer Programming, Development Environment, Debugging, Django (Web Framework), Functional Design, Package and Software Management, Cloud Hosting
Beginner · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Influencing, Persuasive Communication, Design Thinking, Data-Driven Decision-Making, Leadership, Strategic Communication, Innovation, Collaboration, Crisis Management, Negotiation, Organizational Leadership, Ideation, Team Leadership, Resource Allocation, Human Centered Design, Teamwork, Stakeholder Communications, Cross-Functional Team Leadership, Data-Driven Marketing, Marketing
Intermediate · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Engineering Drawings, Architectural Drawing, Computer-Aided Design, Drafting and Engineering Design, Engineering Documentation, Technical Documentation, Plot (Graphics), Data Sharing, File Management, Scalability, Cloud Storage, Design Elements And Principles
Intermediate · Course · 1 - 3 Months

Hebrew University of Jerusalem
Skills you'll gain: Computer Architecture, Hardware Architecture, Computer Hardware, Computer Engineering, Computer Science, Computer Systems, Microarchitecture, Computational Logic, System Programming, Computer Programming, Systems Design, System Design and Implementation, Other Programming Languages, Technical Design, Software Design, Memory Management, Program Development, Data Storage
Mixed · Course · 1 - 3 Months

Meta
Skills you'll gain: React Native, iOS Development, Core Data (Software), Restful API, Version Control, User Research, UI/UX Research, Usability Testing, Apple iOS, Jest (JavaScript Testing Framework), Data Structures, Swift Programming, User Interface (UI), Unix Commands, Apple Xcode, Git (Version Control System), Persona (User Experience), GitHub, Mobile Development, Javascript
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Model View Controller, Swift Programming, Object Oriented Design, Object Oriented Programming (OOP), Data Structures, iOS Development, Apple iOS, Programming Principles, Mobile Development, Software Design Patterns, Data Management, Software Architecture, Code Reusability, Computational Logic, Development Environment
Beginner · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Claude Code, Infrastructure as Code (IaC), CI/CD, Bash (Scripting Language), PostgreSQL, Redis, Google Cloud Platform, Ubuntu, Agile Project Management, Continuous Integration, Prometheus (Software), Object Oriented Design, Data Pipelines, Linux Commands, SQL, Web Development Tools, Extract, Transform, Load, Amazon S3, Computational Logic, Software Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Django (Web Framework), Object-Relational Mapping, Database Application, SQL, Cloud Deployment, Bootstrap (Front-End Framework), Relational Databases, Database Management, Database Design, Full-Stack Web Development, Databases, Cloud Applications, Application Frameworks, Web Applications, Authentications, UI Components, Model View Controller, Application Development, Query Languages, Data Modeling
Intermediate · Course · 1 - 3 Months
University of California, Davis
Skills you'll gain: Keyword Research, Search Engine Optimization, Content Marketing, Content Performance Analysis, Content Strategy, Persona Development, Campaign Planning, Social Media Campaigns, Competitive Analysis, Content Development and Management, Content Optimization, Stakeholder Management, Content Creation, Web Analytics and SEO, Digital Marketing Campaigns, Social Media Strategy, Google Analytics, Search Engine Marketing, Stakeholder Communications, Social Media Marketing
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Interactive Data Visualization, Tableau Software, Presentations, Data Visualization Software, Dashboard, Dashboard Creation, Data Analysis, Technical Communication, Web Content Accessibility Guidelines, Driving engagement, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Prompt Engineering Tools, Prompt Patterns, AI powered creativity, Context Engineering, AI literacy, AI Personalization, Generative AI, Timelines, LLM Application, Agentic Workflows, Ideation, Artificial Intelligence, Business Correspondence, Complex Problem Solving, Report Writing, Solution Design, Document Management, Critical Thinking, Machine Learning
Beginner · Specialization · 1 - 4 Weeks