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.

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

Packt
Skills you'll gain: Team Management, Team Building, Business Ethics, Corporate Sustainability, Personal Development, Sustainable Business, Financial Controls, Leadership Development, Culture Transformation, Organizational Leadership, Business Strategy, Governance, Entrepreneurship, Resilience, Business Leadership, Self-Awareness, Leadership, Business Operations, Entrepreneurial Finance, Growth Strategies
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Infographics, Content Creation, Graphic and Visual Design Software, Social Media, Graphic Design, Graphical Tools, Data Sharing, Content Marketing, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Server Side, Web Applications, Javascript, JSON, Node.JS, PHP (Scripting Language), Restful API, Application Programming Interface (API), Extensible Markup Language (XML), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI)
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Benchmarking, Search Engine Optimization, Content Performance Analysis, Keyword Research, Marketing Analytics, Key Performance Indicators (KPIs), Performance Analysis, Web Analytics and SEO, Performance Measurement, Content Strategy, Performance Improvement, Driving engagement, Trend Analysis, Customer Insights
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Front-End Web Development, UI Components, HTML and CSS, Responsive Web Design, User Interface (UI), Web Applications, JavaScript Frameworks, Cascading Style Sheets (CSS), User Interface and User Experience (UI/UX) Design, Software Design, TypeScript, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, API Gateway, Docker (Software), Containerization, Software Architecture, Software Design Patterns, Restful API, Web Services, Application Programming Interface (API), Event-Driven Programming, .NET Framework, Transaction Processing
Advanced · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: AI Personalization, Fraud detection, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Amazon Web Services, Computer Vision, Natural Language Processing, AI Workflows, Applied Machine Learning, Text Mining, Unstructured Data, Document Management, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Cloud-Native Computing, DevOps, CI/CD, Application Deployment, Data Persistence, YAML, Virtual Networking, Software Installation, Network Planning And Design, Command-Line Interface, System Requirements
Intermediate · Course · 1 - 3 Months

Lund University
Skills you'll gain: Machine Controls, Programming Principles, Control Systems, Event-Driven Programming, Robotics, Computer Programming, Automation, System Requirements, Real Time Data, User Interface (UI), Debugging
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: LangGraph, AI Orchestration, LangChain, LLM Application, Agentic Workflows, Generative AI Agents, MLOps (Machine Learning Operations), Context Management, Distributed Computing, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks