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.

Johns Hopkins University
Skills you'll gain: Electronics, Communication Systems, Digital Communications, Telecommunications, Digital Signal Processing, Electronic Components, Hardware Troubleshooting, Computer Hardware, Network Analysis
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Presentations, Organizational Structure, Diagram Design, Graphical Tools, Data Visualization, Graphic and Visual Design Software, Design Elements And Principles, Graphic and Visual Design, Graphic Design, Organizational Skills, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: Microsoft Power Platform, Application Deployment, Application Development, Microsoft 365, Data Modeling, Data-Driven Decision-Making, Project Design, Software Design, Product Planning, Project Planning, Product Testing, Software Development, Software Architecture
Mixed · Course · 1 - 3 Months
University of Pittsburgh
Skills you'll gain: Competitive Analysis, Stakeholder Analysis, Business Planning, Solution Design, Competitive Intelligence, Medical Devices, Stakeholder Engagement, Market Analysis, New Product Development, Regulatory Affairs, Product Development, Commercialization, Innovation, Ideation, Entrepreneurship, Health Care Procedure and Regulation, Knowledge Transfer, Regulatory Compliance, Value Propositions, Presentations
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Engineering, Construction, Engineering Management, Construction Management, Engineering Practices, Engineering Plans And Specifications, General Construction and Construction Labor, Safety Standards, Safety Training, Safety Assurance, Engineering Calculations, Risk Control, Personal protective equipment, Hydraulics
Advanced · Course · 1 - 4 Weeks
Skills you'll gain: Service Recovery, De-escalation Techniques, Greeting Customers, Customer Complaint Resolution, Customer Service, Conflict Management, Guest Relations, Hospitality Services, Hospitality and Food Services, Hospitality, Professionalism, Teamwork, Coordination, Customer experience improvement, Collaboration, Verbal Communication Skills, Communication, Empathy, Active Listening
Mixed · Course · 1 - 4 Weeks

Dassault Systèmes
Skills you'll gain: Mechanical Design, Computer-Aided Design, Mechanical Drawings, Drafting and Engineering Design, 3D Modeling, Assembly Drawing, Engineering Drawings, Mechanical Engineering, Product Family Engineering, Technical Drawing, Engineering Design Process, Product Development, Production Process, Manufacturing and Production
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Growth Mindedness, Self-Awareness, Personal Development, Goal Setting, Empowerment, Follow Through, Goal-Oriented, Action Oriented, Habit Formation, Courage, Overcoming Obstacles
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Linear Algebra, Numerical Analysis, Artificial Intelligence and Machine Learning (AI/ML), Applied Mathematics, Data Analysis, Machine Learning, Dimensionality Reduction, Model Optimization, Artificial Neural Networks
Build toward a degree
Beginner · Course · 1 - 3 Months

Lund University
Skills you'll gain: Climate Change Programs, Climate Change Mitigation, Sustainable Development, Climate Change Adaptation, Social Justice, Drive Engagement, Community Development, Social Impact, Mitigation, Systems Thinking, Stakeholder Engagement, Research and Design, Visionary, Data-Driven Decision-Making, Finance, Innovation, Strategic Partnership, Governance, Collaboration
Beginner · Course · 1 - 3 Months

Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, LangGraph, AI Workflows, Large Language Modeling, AI Orchestration, Responsible AI, Generative AI, Token Optimization, Agentic systems, Prompt Engineering, Generative AI Agents, Natural Language Processing, Cloud Development, Application Programming Interface (API), Python Programming, Application Deployment, Data Processing, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Systems Engineering, Requirements Analysis, Requirements Elicitation, Systems Development Life Cycle, Systems Development, Configuration Management, Engineering Management, Project Risk Management, Waterfall Methodology, Functional Requirement, Systems Analysis, Project Management, Risk Management, Systems Architecture, System Requirements
Intermediate · Course · 1 - 4 Weeks