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: 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

Skills you'll gain: Test Automation, Selenium (Software), Test Script Development, Test Tools, Test Case, Software Testing, Test Execution Engine, Test Data, Apache Maven, Automation, Java, Maintainability, Code Reusability, Extensible Markup Language (XML)
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Interactive Design, Canva (Software), Layout Design, Digital Design, User Experience, Information Architecture, Browser Compatibility, Document Management, Graphic and Visual Design, Typography, Software Testing, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

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 London
Skills you'll gain: Virtual Reality, Interactive Design, Interaction Design, Augmented and Virtual Reality (AR/VR), Virtual Environment, User Interface (UI), Human Computer Interaction, Display Devices, Human Machine Interfaces, Usability, User Interface (UI) Design, Human Factors, User Experience Design
★ 4.6 (137) · Intermediate · 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

Skills you'll gain: Client Services, Presentations, Logo Design, Sales Presentations, Oral Expression, Brand Strategy, Branding, Workflow Management, Graphic Design, Creative Design, Verbal Communication Skills, Style Guides, Relationship Management, Process Management, Ideation, Customer Insights, Typography, Design Research, Business Research, Project Documentation
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

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
Johns Hopkins University
Skills you'll gain: Clinical Trials, Clinical Research, Clinical Research Ethics, Informed Consent, Biostatistics, Science and Research, Patient Communication
★ 4.7 (349) · 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

University of Toronto
Skills you'll gain: Human Centered Design, User Research, Design Thinking, Design Research, Product Design, Prototyping, Qualitative Research, Innovation, User Feedback, Diversity and Inclusion, Empathy, Diversity Awareness, Ideation, Creativity, Needs Assessment, Product Testing
★ 4.8 (175) · Beginner · Course · 1 - 4 Weeks