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: ASP.NET, Middleware, .NET Framework, C# (Programming Language), Model View Controller, Back-End Web Development, Web Development, Restful API, Server Side, Full-Stack Web Development, Web Applications, Application Frameworks, Object-Relational Mapping, Microsoft SQL Servers, Data Validation, Data Migration
Intermediate · Course · 1 - 3 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Vibe coding, Application Development, Application Design, No-Code Development, Data Ethics, Artificial Intelligence, Product Development, Design and Product, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Business Ethics, Ethical Standards And Conduct, Personal Development, Marketing Design, Product Marketing, Marketing Automation, Marketing, Business Marketing, Digital Marketing
Beginner · Course · 1 - 3 Months
Rutgers the State University of New Jersey
Skills you'll gain: Strategic Sourcing, Lean Six Sigma, Lean Manufacturing, Demand Planning, Procurement, Supplier Relationship Management, Forecasting, Lean Methodologies, Process Improvement, Supplier Management, Operations Management, Purchasing, Production Process, Supply Management, Supply Chain, Warehouse Management, Supply Chain Planning, Inventory and Warehousing, Inventory Management System, Logistics
Beginner · Specialization · 3 - 6 Months
University of Toronto
Skills you'll gain: Data Structures, Test Automation, Object Oriented Programming (OOP), Unit Testing, Python Programming, Program Development, Algorithms, Test Case, Software Testing, Debugging, Computational Thinking
Mixed · Course · 1 - 3 Months

Skills you'll gain: Application Design, Secure Coding, JSON
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Python Programming, Data Structures, Scripting, Web Development, Full-Stack Web Development, Automation, Programming Principles, Business Process Automation, Data Manipulation, File Management, Back-End Web Development, Debugging, Application Deployment, Development Environment
Beginner · Course · 1 - 3 Months
Michigan State University
Skills you'll gain: Design Elements And Principles, Photography, Photo Editing, Peer Review, Creative Design, Graphic and Visual Design, Photo/Video Production and Technology, Image Quality, File Management, Creativity, Storytelling, Digital Publishing, Social Media, Content Creation, Copywriting, Information Privacy, Writing, Web Design and Development
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI, Model Evaluation, Dashboard, Image Quality, Test Script Development, Image Analysis, Test Case, Verification And Validation, Large Language Modeling, Data Visualization, Continuous Monitoring, Plotly, Text Mining, Natural Language Processing, Matplotlib, Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Computing Architecture, Cloud Services, Cloud Deployment, Cloud Security, Cloud Infrastructure, Cloud Platforms, Cloud Computing, Cloud Storage, Infrastructure As A Service (IaaS), Emerging Technologies, Hybrid Cloud Computing, Virtual Machines, Serverless Computing, Microservices, DevOps
Beginner · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Video Game Development, Generative AI Agents, Prompt Engineering, Game Design, Code Review, 3D Assets, Animation and Game Design, 3D Modeling, Integrated Development Environments, Artificial Intelligence, Generative AI, Project Planning, Javascript, Software Development, Product Development, Web Development, Product Design, Animations, Visual Design, Interactive Data Visualization
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), C and C++, Object Oriented Design, Computer Programming, Programming Principles, Debugging
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: File I/O, Debugging, File Management, File Systems, Python Programming, Operating Systems, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Software Development, Cross Platform Development
Mixed · Course · 1 - 4 Weeks