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.

Technion - Israel Institute of Technology
Skills you'll gain: Business Planning, Value Propositions, Entrepreneurship, Ideation, Business Strategy, New Product Development, Risk Management, Product Development, Innovation, Communication, Business Risk Management, Persuasive Communication, Feasibility Studies, Verification And Validation, Interviewing Skills
Mixed · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Unit Testing, Programming Principles, Javascript, React Native, JSON, Computer Programming, Node.JS, Object Oriented Programming (OOP), Software Testing, Functional Design
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Performance Tuning, Data-oriented programming, System Programming, C and C++, Computer Architecture, Algorithms, Development Environment, Debugging
Intermediate · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Failure Analysis, Risk Analysis, Risk Modeling, Feasibility Studies, Risk Management, Project Risk Management, Analysis, Business Risk Management, Mitigation, Hazard Analysis, Financial Analysis, Disaster Recovery, Cost Benefit Analysis, Climate Change Adaptation, Vulnerability Assessments, Investment Management, Civil Engineering, Governance, Resilience, Environment
Advanced · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Command-Line Interface, Application Design, Programming Principles, Generative AI, Automation, Generative AI Agents, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computer Vision, Convolutional Neural Networks, Image Analysis, Tensorflow, Deep Learning, Artificial Neural Networks, Applied Machine Learning, Machine Learning, Model Evaluation, Performance Tuning, Classification Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Technical Drawing, Design Elements And Principles, Graphic and Visual Design, Creativity
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Digital pedagogy, Teaching, Developing Training Materials, Design, Graphic Design, Content Creation, Creativity
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Quality Assurance, White-Box Testing, API Testing, Test Script Development, Debugging, Software Development Methodologies, User Acceptance Testing (UAT), JUnit, Maintainability, Development Testing, Selenium (Software), Scalability, Automation, Software Technical Review, DevOps, Regression Testing, Test Execution Engine, Security Testing
Beginner · Specialization · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Process Improvement, Six Sigma Methodology, Lean Six Sigma, Knowledge Transfer, Continuous Improvement Process, Lean Manufacturing, Quality Management, Product Design, Statistical Methods, Design and Product, Probability & Statistics
Mixed · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Business Process Modeling, Data Storytelling, Responsible AI, AI Product Strategy, Business Process, Digital Transformation, Business Process Management, Business Process Improvement, Process Design, Sales Presentations, Google Gemini, Sales Strategy, ChatGPT, Generative AI, Sustainable Development, Social Impact, Customer Relationship Management (CRM) Software, Innovation, Environmental Social And Corporate Governance (ESG), Product Knowledge
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Dashboard, Databases, Project Schedules, Data Visualization, Calendar Management, Customer Relationship Management (CRM) Software, Project Management, Project Documentation, Document Management, Content Development and Management, File Management, Collaboration, User Accounts
Beginner · Specialization · 3 - 6 Months