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.

University of Colorado Boulder
Skills you'll gain: New Product Development, Product Development, Product Design, Design Thinking, Persona Development, Innovation, Prototyping, Market Research, Ideation, Target Market, Product Requirements, Wireframing, Customer Insights
Build toward a degree
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Extract, Transform, Load, Data Cleansing, Power BI, Data Transformation, Data Manipulation, Data Management, Data Quality, Data Preprocessing, Data Validation, Data Integration, Data Modeling, Data Import/Export, Data Storage
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Agentic systems, Systems Architecture, API Design, Maintainability, Systems Design, Solution Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Fire And Life Safety, Building Codes, Building Services Engineering, HVAC, Mechanical Ventilation, Safety Standards, Health And Safety Standards, Engineering Calculations, Mechanical Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Business Process Automation, Digital Transformation, Business Transformation, Business Technologies, Automation, Emerging Technologies, Market Opportunities, Internet Of Things, Supply Chain Management, Data Integration, Distributed Computing, Systems Integration, Interoperability, Scalability, Market Trend
Beginner · Course · 1 - 3 Months

AI Business School
Skills you'll gain: Prompt Engineering, Agentic Workflows, Agentic systems, AI Workflows, Generative AI, No-Code Development, Responsible AI, Risk Management, Generative AI Agents, AI Personalization, AI Enablement, Marketing Automation, Project Design, Training Programs, LLM Application, Digital Transformation, Artificial Intelligence, Ideation, Innovation, Productivity
Beginner · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Flutter (Software), Cross Platform Development, Mobile Development, User Interface and User Experience (UI/UX) Design, Application Design, Web Design and Development, iOS Development, Android Studio, UI Components
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Instagram, Social Media Content, Social Media, Content Creation, Advertising, Graphic Design, Design, Social Media Marketing, Social Media Campaigns, Video Production, Social Justice
Beginner · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Relational Databases, Database Management, Database Development, SQL, MySQL, Database Design, Transaction Processing, Stored Procedure, Java, Data Structures, Data Integrity, Performance Tuning
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Simulation and Simulation Software, Mathematics Education, Interactive Design, Experimentation, Chemistry, Graphing, Physics, Biology, Algebra, Geometry
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Java, Java Programming, Algorithms, Computational Thinking, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Functional Design, Development Environment
Beginner · Guided Project · Less Than 2 Hours

Wesleyan University
Skills you'll gain: Data Storytelling, Exploratory Data Analysis, Data Analysis, Data Visualization, Analytical Skills, Report Writing, Data Science, Data Management, Big Data, Statistical Analysis, Real Time Data, Research, Research Design
Mixed · Course · 1 - 4 Weeks