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: Constructive Feedback, Ethical Standards And Conduct, Healthcare Ethics, Decision Making, Patient-centered Care, Patient Communication, Patient Advocacy, Discussion Facilitation, Train The Trainer, Empowerment, Instructional Design, Instructional Strategies, Empathy
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Health Policy, Public Health, Public Health and Disease Prevention, Systems Thinking, Health Promotion, Program Evaluation, Health Systems, Health Equity, Health Administration, Epidemiology, Community Health, Health Informatics, Media and Communications, Emergency Response, Collaboration, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Node.JS, Back-End Web Development, API Design, Application Programming Interface (API), Secure Coding, Server Side, Software Architecture, Software Development, JSON, Maintainability, Middleware
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Power Apps Component Framework, Application Lifecycle Management, Azure DevOps Pipelines, Microsoft Power Platform, Microsoft Power Automate/Flow, Azure DevOps, Microsoft Copilot, Enterprise Application Management, Email Automation, Application Deployment, Continuous Deployment, User Interface and User Experience (UI/UX) Design, UI Components, Postman API Platform, Microsoft Azure, Mobile Development, CI/CD, Application Programming Interface (API), TypeScript, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple Xcode, iOS Development, Apple iOS, Swift Programming, Data Persistence, JSON, Application Deployment, Mobile Development, User Interface (UI), Web Services, UI Components, Application Development, User Interface (UI) Design, Programming Principles, Application Programming Interface (API), Application Design, Data Structures
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Serverless Computing, Containerization, Platform As A Service (PaaS), Cloud Security, Cloud Platforms, Cloud Services, Docker (Software), Information Management, Cloud Computing Architecture, Cloud Computing, Cloud Management, Cloud Hosting, Cloud Infrastructure, Cloud Technologies, Cloud Solutions, Cloud Development, Cloud Deployment, Database Management Systems, Application Deployment, Database Administration
Build toward a degree
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation, Interoperability, Data Integrity, Data Mapping
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Agentic systems, Agentic Workflows, Game Design, Video Game Development, Artificial Intelligence, Simulations, Scripting, Program Development, C# (Programming Language), Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: UI Components, Application Deployment, Database Management, Data Store, Databases, JavaScript Frameworks, Web Applications, Authentications, Front-End Web Development, Application Development, OpenAI API, AI Integrations, Back-End Web Development, Code Reusability, User Interface (UI), OAuth, User Accounts, Data Persistence
Advanced · Course · 1 - 4 Weeks

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

Skills you'll gain: Vector Databases, Embeddings, Generative AI, AI Workflows, Retrieval-Augmented Generation, Database Systems, Model Optimization, Unstructured Data, Performance Tuning, Machine Learning Methods, Model Evaluation, Scalability, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Marketing Materials, Marketing Design, Marketing Collateral, Content Creation, Branding, Content Marketing, Graphic and Visual Design Software, Graphical Tools, Graphic Design, Design, Promotional Materials, Marketing Communications, Graphic and Visual Design, Graphics Software
Beginner · Guided Project · Less Than 2 Hours