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: Conversion Funnel Analysis, Process Analysis, Web Analytics, Digital Analysis, Process Optimization, Dashboard, Process Design, Customer experience improvement, Driving engagement, Consolidation, Process Improvement and Optimization, Customer Analysis, Key Performance Indicators (KPIs), Business Metrics, Data-Driven Decision-Making, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Extract, Transform, Load, Decision Support Systems, Data Warehousing, Data Mining, Database Design, Business Intelligence, Dashboard Creation, Dashboard, Star Schema, Relational Databases, Database Management, Database Theory, Data Visualization Software, Snowflake Schema, Data Presentation, Database Systems, Database Development, Data Visualization, Business Reporting, Database Management Systems
Beginner · Specialization · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: AI Orchestration, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Tool Calling, Software Design Patterns
Beginner · Project · Less Than 2 Hours

Skills you'll gain: High Voltage, Civil Engineering, Vibrations, Mechanical Design, Electric Power Systems, Construction Engineering, Electrical Power, Electrical Systems, General Construction and Construction Labor, Matlab, Electrical Safety, Engineering Analysis, Electrical Equipment, Mathematical Software, Engineering Calculations, Environmental Engineering, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Environmental Regulations, Reliability, Pump Stations, Plant Operations and Management, Sustainable Design
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Newsletters, Email Marketing, Content Scheduling, Content Creation, Content Development and Management, Scheduling, Test Tools, User Accounts, Marketing, Communication
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Packaging and Labeling, Sustainable Design, Sustainable Business, Sustainable Technologies, Sustainable Development, Environmental Laws, Waste Minimization, Sustainable Engineering, Environmental Regulations, Corporate Sustainability, Sustainable Systems, Logistics, Environmental Issue, Design, Consumer Behaviour, Innovation, Materials science
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Photography, Design, Design Elements And Principles, Visual Design, Graphic and Visual Design, Computer Graphic Techniques, Content Creation, Visual Storytelling, Photo/Video Production and Technology
Beginner · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, UI Components, Code Reusability, Maintainability, Application Design, Property Management Systems, Application Development, Program Development, Microsoft Windows, Object Oriented Programming (OOP), Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, Database Development, Query Languages, SQL, Database Architecture and Administration, Data Modeling, Database Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: User Story, User Interface (UI), User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Usability, Design Thinking, User Experience Design, Mockups, Usability Testing, Wireframing, User Experience, User Centered Design, User Feedback, Design, Prototyping, Figma (Design Software)
Beginner · Course · 1 - 4 Weeks