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.

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Compensation Analysis, Compensation Management, Compensation Strategy, Compensation and Benefits, Benefits Administration, Labor Compliance, Regulatory Compliance, Human Resource Strategy, Communication Strategies, Benchmarking, Equities
Beginner · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Plot (Graphics), Scripting, Matlab, User Interface and User Experience (UI/UX) Design, Data Manipulation, Data Visualization Software, Generative AI, Interactive Data Visualization, Mathematical Modeling, Data Visualization, LLM Application, Data Sharing, Scientific Visualization, Data Storytelling, Data Analysis, Code Review, Descriptive Statistics, User Interface (UI) Design, Engineering Calculations, Programming Principles
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Collaborative Software, Design, Graphic and Visual Design, Graphic and Visual Design Software, Graphic Design, Data Sharing, User Accounts, Marketing
Beginner · Guided Project · Less Than 2 Hours

Universidad Nacional de Colombia
Skills you'll gain: Mathematical Modeling, Machine Learning, Applied Mathematics, System Design and Implementation, Software Development Tools, Programming Principles, Logical Reasoning, Arithmetic, Algorithms
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Earned Value Management, Configuration Management, Communication Planning, Project Risk Management, Project Controls, Project Implementation, Conflict Management, Risk Management, Quality Assurance, Engineering Management, Communication Strategies, Project Management, Project Management Life Cycle, Business Risk Management, Risk Analysis, Scope Management, Product Quality (QA/QC), Strategic Communication, Coordinating, Quality Assurance and Control
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Team Building, Presentations, Team Oriented, Team Management, Collaborative Software, Virtual Teams, Project Design, Data Sharing, Social Media, Graphic Design, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Databases, Performance Tuning, Maintainability, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, HTML and CSS, UI Components, Web Design and Development, Front-End Web Development, Cascading Style Sheets (CSS), Web Design, Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

The Open University
Skills you'll gain: Sustainable Business, Ideation, Systems Thinking, Sustainable Development, Creative Thinking, Corporate Sustainability, Stakeholder Engagement, Business Modeling, Stakeholder Analysis, Critical Thinking, Innovation, Environmental Social And Corporate Governance (ESG), Cognitive flexibility, Sustainability Standards, Business Systems Analysis, Business Continuity, Value Propositions, Process Mapping, Design Thinking, Problem Solving
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Product Roadmaps, Product Management, User Story, New Product Development, Quality Assurance, Product Requirements, Product Strategy, Design Thinking, Stakeholder Management, Ideation, Innovation, Change Management, Market Opportunities, Prioritization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Game Design, Animation and Game Design, Video Game Development, User Interface (UI), UI Components, Debugging, Scripting, C# (Programming Language)
Mixed · Course · 1 - 4 Weeks

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