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 Illinois Urbana-Champaign
Skills you'll gain: Customer Engagement, Marketing Strategy and Techniques, Online Advertising, Web Analytics and SEO, MarTech, Data Architecture, Social Media Marketing, Search Engine Optimization, Marketing Automation, Marketing Channel, Content Strategy, Performance Analysis, Consumer Behaviour, Driving engagement, Marketing Planning, Digital Transformation, Customer Insights, Emerging Technologies, Experimentation, Data Visualization
Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Algorithms, C (Programming Language), Programming Principles, Computer Programming, Graph Theory, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Android Development, User Interface (UI) Design, Animation and Game Design, Mobile Development, Linear Algebra, Computer Graphics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Full-Stack Web Development, Version Control, Restful API, Data Structures, Unix Commands, Bootstrap (Front-End Framework), Git (Version Control System), API Testing, Back-End Web Development, GitHub, Relational Databases, Front-End Web Development, Object Oriented Programming (OOP), Database Management Systems, SQL, Database Design, Python Programming, Computer Programming, Cloud Hosting
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: HTML and CSS, Bootstrap (Front-End Framework), Responsive Web Design, Front-End Web Development, User Interface (UI), JavaScript Frameworks, Web Design and Development, Web Applications, Web Development Tools, React.js, General Networking
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Generative AI Agents, Agentic Workflows, Prompt Patterns, Generative AI, AI Orchestration, Workflow Management, AI Enablement, Agentic systems, LLM Application, Productivity, OpenAI, AI Personalization, Business Process Automation, AI Product Strategy, Large Language Modeling, Automation, Artificial Intelligence, Expense Management
Beginner · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Graph Theory, Data Structures, Java Programming, Java, Object Oriented Design, Software Design, Algorithms, Theoretical Computer Science, Maintainability, Object Oriented Programming (OOP), Network Routing, Computational Thinking, Application Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Prometheus (Software), Cloud Infrastructure, Load Balancing, Prompt Engineering, Kubernetes, Network Performance Management, Network Monitoring, Cloud Computing Architecture, Firewall, Containerization, Application Performance Management, Virtual Networking, Network Architecture, Network Planning And Design, Network Security, Network Routing, Site Reliability Engineering, Virtual Private Networks (VPN)
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: UI/UX Research, Usability Testing, Presentations, User Experience Design, User Research, Mobile Development, Data Ethics, Research Design, Prototyping, Wireframing, Interviewing Skills, Information Privacy
Beginner · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Java Programming, Java, File I/O, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Software Design, Computer Programming, Application Frameworks, Data Structures, Virtual Machines, Web Development, Debugging, Data Persistence, Package and Software Management, Development Environment
Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Database Design, SQL, MySQL, PHP (Scripting Language), Relational Databases, JSON, jQuery, Hypertext Markup Language (HTML), Javascript and jQuery, Ajax, Databases, Data Modeling, Database Application, Database Development, Debugging, Web Applications, Object Oriented Programming (OOP), Web Development, Secure Coding, Javascript
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: NoSQL, Data Warehousing, Database Administration, SQL, Apache Hadoop, Database Design, Relational Databases, Data Security, Linux Commands, Data Migration, Data Pipelines, Data Governance, Database Management, Apache Kafka, Apache Airflow, Apache Spark, Bash (Scripting Language), Extract, Transform, Load, Database Architecture and Administration, Data Architecture
Beginner · Professional Certificate · 3 - 6 Months