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.

Coursera
Skills you'll gain: LangGraph, AI Orchestration, System Monitoring, CrewAI, Agentic Workflows, Continuous Monitoring, Agentic systems, Enterprise Application Management, Event Monitoring, Artificial Intelligence and Machine Learning (AI/ML), Site Reliability Engineering, AI Enablement, Model Deployment, Generative AI Agents, Generative Model Architectures, AI Security, Systems Architecture, Software Architecture, Application Deployment, Middleware
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Presentations, Graphic Design, Data Visualization, Marketing Materials, Social Media Content, Social Media Marketing, Content Creation, Marketing Design, User Accounts, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Erasmus University Rotterdam
Skills you'll gain: Design Thinking, Sustainable Development, Sustainable Business, Entrepreneurship, Environmental Social And Corporate Governance (ESG), Product Development, Business Modeling, Innovation, Investment Banking, Ideation, Stakeholder Management, Customer Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: JSON, API Testing, Restful API, Software Quality Assurance, Software Engineering, Test Script Development, Java, Data Mapping, Software Testing, Test Case, Test Data
Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Amazon DynamoDB, Amazon Web Services, NoSQL, Database Management, Database Design, Data Store, Development Environment, Command-Line Interface, JSON, Application Programming Interface (API), Software Development Tools, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Game Design, Video Game Development, Artificial Intelligence, Simulations, Object Oriented Programming (OOP), C# (Programming Language), Software Design Patterns, Debugging
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Frontend Performance, Restful API
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Education Software and Technology, Learning Management Systems, Digital pedagogy, Teamwork, Collaboration, Classroom Management, Creative Problem-Solving, Innovation, Creativity, Motivational Skills
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Cloud Infrastructure, Cloud Deployment, Cloud Development, Cloud Computing, Public Cloud, Software As A Service, Application Deployment, Cloud Services, Cloud Security, Amazon Web Services, Serverless Computing, Service Oriented Architecture, System Implementation
Build toward a degree
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Database Management Systems, Database Design, Database Architecture and Administration, Database Application, Relational Databases, SQL, Data Modeling, Query Languages, Data Integrity, Data Manipulation, Data Security
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Data Processing, Cascading Style Sheets (CSS), JSON, Data Capture, Application Programming Interface (API), MongoDB, Data Storage, Hypertext Markup Language (HTML)
Beginner · Course · 3 - 6 Months

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Data Visualization, Data Preprocessing, Statistical Visualization, Box Plots, E-Commerce, Business Analytics, Data Visualization Software, Scatter Plots, Histogram, Data Analysis, Exploratory Data Analysis, Pandas (Python Package), Image Quality, Python Programming
Beginner · Specialization · 1 - 3 Months