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 Maryland, College Park
Skills you'll gain: Agile Project Management, Scrum (Software Development), Sprint Planning, Emotional Intelligence, Backlogs, Creative Problem-Solving, Scaled Agile Framework, Leadership Studies, Negotiation, Sprint Retrospectives, Conflict Management, Agile Software Development, Team Performance Management, Program Management, Brainstorming, Prioritization, User Story, Innovation, Problem Solving, Project Controls
Beginner · Specialization · 3 - 6 Months
University of Washington
Skills you'll gain: Unsupervised Learning, Supervised Learning, Data Science, Machine Learning Methods, Predictive Analytics, Applied Machine Learning, Analytics, Data Analysis, R Programming, Model Optimization, Statistical Methods, Decision Tree Learning, Statistical Inference, Statistical Analysis, Machine Learning, Statistics, Graph Theory, Classification Algorithms, Network Analysis, Big Data
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Structures, Python Programming, Programming Principles, Computer Programming, Computational Logic, Software Engineering, Performance Tuning, Web Development, Performance Testing, Web Development Tools, Debugging, Software Development
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Graph Theory, Programming Principles, Theoretical Computer Science, Computer Science, Computer Programming, Python Programming, Pandas (Python Package), Machine Learning Algorithms, Computational Thinking, C++ (Programming Language), Data Architecture, Random Forest Algorithm, Performance Tuning, Object Oriented Programming (OOP), Network Analysis, Program Development, Problem Solving, Debugging
Intermediate · Specialization · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Google Ads, Online Advertising, Pay Per Click Advertising, Digital Advertising, Search Engine Marketing, Keyword Research, Search Engine Optimization, Advertising Campaigns, Advertising, Paid media, Web Analytics and SEO, Marketing Automation, Automation, Consumer Behaviour
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Enablement, AI Orchestration, AI Workflows, Agentic Workflows, Dashboard Creation, Claude Code, Decision Intelligence, AI Product Strategy, Plan Execution, Anthropic Claude, AI Personalization, Agentic systems, Generative AI, ChatGPT, Prompt Engineering, Multimodal Prompts, AI Integrations, Prompt Engineering Tools, Prompt Patterns
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Web Design, Web Design and Development, Restful API, User Interface (UI) Design, Node.JS, Application Deployment, MongoDB, Database Management, Databases, Web Applications, Web Development, Operational Databases, Application Programming Interface (API), Web Development Tools, Database Application, Server Side, Back-End Web Development, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL, Database Management, Database Development, Databases, Relational Databases, Database Application, Database Design, Query Languages, Data Access, Java, Java Programming, UI Components, User Interface (UI), Transaction Processing, Event-Driven Programming, Software Development
Beginner · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Building Codes, Construction Inspection, Electrical Systems, Electrical Power, Electric Power Systems, Electrical Safety, Architectural Engineering, Land Development, Design Reviews, Submittals (Construction), Process Analysis, Safety Standards, Document Management, System Requirements
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Incident Management, Intrusion Detection and Prevention, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Cyber Security Strategy, Security Strategy, Cloud Security, Disaster Recovery, Threat Management, Firewall, Network Security, Cybersecurity, Cloud Services, AI Security, Network Monitoring, Cloud Management
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Memory Management, Software Design Patterns, Functional Design
Intermediate · Course · 3 - 6 Months

Skills you'll gain: ASP.NET, Restful API, Web Development, Object-Relational Mapping, Web Applications, User Accounts, Data Integrity, Single Sign-On (SSO), .NET Framework, API Design, Application Programming Interface (API), Database Application, Authentications, Back-End Web Development, Performance Tuning, Authorization (Computing), Data Management, Relational Databases, Identity and Access Management, Model View Controller
Intermediate · Course · 1 - 4 Weeks