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: Assembly Drawing, Finite Element Methods, Mechanical Design, Drafting and Engineering Design, 3D Modeling, Computer-Aided Design, Technical Design, Design Software, Visualization (Computer Graphics), Simulations
★ 4.3 (43) · Intermediate · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Geographic Information Systems, Geospatial Information and Technology, Geospatial Mapping, GIS Software, Data Mapping, Spatial Data Analysis, Metadata Management, Quantitative Research, Spatial Analysis, Typography, Data Cleansing, Data Manipulation, Design Elements And Principles, Data Import/Export
★ 4.9 (726) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Event Marketing, Marketing Design, Canva (Software), Marketing Materials, A/B Testing, Campaign Planning, Promotional Materials, Promotions and Campaigns, Design Strategies, Campaign Management, Logo Design, Data-Driven Marketing, Email Marketing, Cross-Channel Marketing, Content Performance Analysis, Social Media Campaigns, Branding, Drive Engagement, Driving engagement, Experience Design
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Technical Design, electromagnetics, Electronics, Wireless Networks, Process Optimization, Design, Analysis, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: A/B Testing, Design Thinking, User Centered Design, Design and Product, Experience Design, Data Storytelling, Dashboard, User Feedback, Solution Design, Stakeholder Engagement, Stakeholder Analysis, Customer Insights, Interviewing Skills, Empathy & Emotional Intelligence, Business Requirements, Problem Solving, Product Testing
★ 4.5 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Typography, Marketing Materials, Marketing Design, Graphic and Visual Design, Graphic Design, Marketing Collateral, Visual Storytelling, Layout Design, Visual Design, User Feedback, Marketing, Brochures, Digital Design, Adobe Photoshop, Adobe Illustrator, Constructive Feedback, Photo Editing, Design Elements And Principles, Drive Engagement, File Management
★ 4.7 (15) · Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Mobile Development, Application Design, Application Development, User Interface (UI), UI Components, Interactive Design, Interaction Design, User Interface (UI) Design, Graphic and Visual Design, Graphics Software, Data Persistence, Animations, Computer Graphics, Persistence, Network Model
★ 4.1 (269) · Mixed · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Microarchitecture, Hardware Design, Electronic Hardware, Electrical and Computer Engineering, Computer Architecture, Embedded Systems, Hardware Architecture, Electronic Systems, Electronics, Performance Tuning, Peripheral Devices, Memory Management, System Configuration, Value Engineering, Digital Design
Intermediate · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Logo Design, Graphic Design, Art History, Graphic and Visual Design, Visual Design, Design, Design Reviews, Design Elements And Principles, Research and Design, Design Research
★ 4.7 (2.5K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Design Patterns, Node.JS, Event-Driven Programming, Object Oriented Design, Software Design, Software Architecture, Javascript, Object Oriented Programming (OOP), Code Reusability, Maintainability, Performance Tuning
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Materials, Marketing Collateral, Cross-Channel Marketing, Marketing Design, Canva (Software), Brochures, Promotional Materials, Campaign Management, Graphic Design, Integrated Marketing Communications, Email Marketing, Layout Design, Graphic and Visual Design, Digital Design, Web Content, Brand Marketing, Style Guides, Collaborative Software, Content Optimization, Branding
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Image Quality, Engineering, Scientific, and Technical Instruments, Electrical Engineering, Image Analysis, Systems Design, Human Factors, System Design and Implementation, Engineering Calculations, Technical Design, Simulation and Simulation Software, Engineering Design Process, Mathematical Modeling, Applied Mathematics
★ 4.6 (53) · Advanced · Course · 1 - 3 Months