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: iOS Development, Apple iOS, Swift Programming, Mobile Development, Mobile Development Tools, Application Development, Development Environment, Knowledge of Apple Software, UI Components, User Interface (UI), User Interface (UI) Design, Integrated Development Environments, Programming Principles, Debugging, Git (Version Control System), Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Data Integrity, Hypertext Markup Language (HTML), Verification And Validation, Scripting, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Climate Change Adaptation, Health Disparities, Health Equity, Design Thinking, Environmental Issue, Ethical Standards And Conduct, Initiative and Leadership, Advocacy, Community Organizing, Leadership, Sustainable Systems, Leadership Development, Social Determinants Of Health, Personal Development, Health Education, Community Health, Climate Change Mitigation, International Relations, Environmental Policy, Environmental Science
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Development, Cross Platform Development, Mobile Development Tools, .NET Framework, Authentications, Application Development, User Interface (UI), Application Programming Interface (API), Application Frameworks, UI Components, C# (Programming Language), API Design, Development Environment, Object-Relational Mapping, Identity and Access Management, Authorization (Computing), Network Troubleshooting, Role-Based Access Control (RBAC), Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), ASP.NET, Integration Testing, Object-Relational Mapping, API Design, Identity and Access Management, Enterprise Architecture, Distributed Computing, Authorization (Computing), Database Development, Database Management, Dependency Analysis, Data Validation, Transaction Processing
Intermediate · Specialization · 3 - 6 Months

Tecnológico de Monterrey
Skills you'll gain: Search Engine Marketing, Customer Engagement, Brand Management, Digital Brand Strategy, Digital Analysis, Search Engine Optimization, Target Market, Digital Marketing, Web Analytics and SEO, Digital Marketing Tools, Digital Advertising, Digital Media Strategy, Social Media Analytics, Social Media Strategy, Digital Transformation, Online Advertising, Customer Retention, Customer Relationship Building, Content Strategy, Social Media Marketing
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Security Controls, Scalability, Azure Synapse Analytics, Data Pipelines, Databases, Microsoft Azure, Data Governance, Extract, Transform, Load, Data Lakes, Databricks, NoSQL, Data Processing, Cloud Management, Big Data, Apache Spark, Dashboard Creation, Interactive Data Visualization, Large Language Modeling, Applied Machine Learning, Model Training
Intermediate · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Entrepreneurial Finance, Business Planning, Design Thinking, Entrepreneurship, Business Modeling, Product Planning, Target Market, Persona Development, Operational Performance Management, Target Audience, Market Opportunities, Systems Thinking, Value Propositions, New Product Development, Financial Statements, Growth Strategies, Business Ethics, Ideation, Engineering Management, Engineering
Build toward a degree
Beginner · Specialization · 3 - 6 Months
Imperial College London
Skills you'll gain: Virtual Reality, Augmented and Virtual Reality (AR/VR), Virtual Environment, Computer Graphics, Android Development, Computer Graphic Techniques, 3D Assets, Visualization (Computer Graphics), Application Development, Animations, Mobile Development, Creative Design
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: AI Workflows, Agentic Workflows, LangGraph, AI Orchestration, Agentic systems, Generative AI Agents, LangChain, LLM Application, AI Integrations, Software Architecture, Systems Architecture, Software Design, Data Validation, Data Persistence, Context Management, Scalability, Systems Integration, Memory Management
Intermediate · Course · 1 - 4 Weeks

Institute for the Future
Skills you'll gain: Community Organizing, Organizational Leadership, Visionary, Crisis Management, Forecasting, Resilience, Risk Management, Climate Change Adaptation, Risk Analysis, Organizational Change, Culture Transformation, Adaptability, Systems Thinking, Social Impact, Dealing With Ambiguity, Action Oriented, Strategic Thinking, Innovation, Change Management, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Performance Analysis, Process Analysis, Goal Setting, Delegation Skills, Performance Measurement, Project Management, Meeting Facilitation, Time Management, Team Performance Management, Goal-Oriented, Project Risk Management, Project Coordination, Productivity, Leadership, Conflict Management, Negotiation, Prioritization, Planning, Organizational Strategy, Organizational Development
Intermediate · Specialization · 1 - 3 Months