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: Diagram Design, Process Flow Diagrams, User Accounts, Process Mapping, Organizational Structure, Data Visualization, Creativity
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Sales Strategy, Web Analytics, Search Engine Optimization, Copywriting, Customer Insights, Keyword Research, Revenue Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Data Structures, Javascript, Application Programming Interface (API), Computer Programming, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Web Development Tools, Web Development, Javascript, JavaScript Frameworks, Web Content, Web Servers, Browser Compatibility, Web Design and Development, Web Analytics and SEO, Web Design, Front-End Web Development, Web Applications, Apache, Development Environment, Semantic Web, Software Development
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Application Lifecycle Management, Microsoft Power Platform, Integration Testing, Application Development, Power Apps Component Framework, DevOps, Application Deployment, Database Design, Usability Testing, Development Testing, Scenario Testing, Solution Architecture, Simulations, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Convolutional Neural Networks, Image Analysis, Computer Vision, Deep Learning, Artificial Neural Networks, Model Evaluation, Data Preprocessing, Python Programming
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica del Perú
Skills you'll gain: Design Thinking, Research and Design, Sustainable Development, Innovation, Ethical Standards And Conduct, Cultural Sensitivity, Creativity, Sustainability Standards, Cultural Diversity, Community Development, Collaboration
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, System Design and Implementation, Unified Modeling Language, Performance Metric, Performance Measurement, Requirements Analysis, Performance Analysis, Model Evaluation, Prototyping, Stakeholder Communications, Simulation and Simulation Software, Benchmarking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Application Deployment, Apache Tomcat, Apache, Web Design, Front-End Web Development, PHP (Scripting Language), Application Servers, User Interface and User Experience (UI/UX) Design, Full-Stack Web Development, HTML and CSS, Web Development, UI Components, Web Servers, Email Automation, Usability, Development Testing, Interactive Design, Java Platform Enterprise Edition (J2EE), Web Analytics and SEO
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Prompt Engineering, Google Gemini, Generative AI Agents, Retrieval-Augmented Generation, Responsible AI, Generative AI, Google Cloud Platform, Google Workspace, Gemini, AI Enablement, AI Product Strategy, AI Security, Large Language Modeling, AI Workflows, Cloud Infrastructure, Artificial Intelligence, LLM Application, Data Quality, Cloud Computing, Collaboration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI), Web Content Accessibility Guidelines, Development Environment, Web Analytics and SEO
Beginner · Course · 3 - 6 Months

Skills you'll gain: Docker (Software), Containerization, Microservices, ASP.NET, Software Architecture, .NET Framework, Microsoft Visual Studio, Cloud-Native Computing, Restful API, C# (Programming Language), Software Development, Software Design Patterns, Scalability, GitHub
Intermediate · Course · 1 - 3 Months