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.

Universidad Nacional Autónoma de México
Skills you'll gain: Music Theory, Music, Open Source Technology, Media Production, Musical Composition, Digital Signal Processing, Music History, Electronic Components, Post-Production, Electronics, Aesthetics, Hardware Design, Collaborative Software, Data Sharing, Instrumental Music, Embedded Systems, System Configuration, Algorithms, Creativity, Digital Publishing
Intermediate · Specialization · 3 - 6 Months

IIT Bombay
Skills you'll gain: Internet Of Things, Network Protocols, Wireless Networks, Emerging Technologies, Data Analysis, Communication Systems, Digital Signal Processing, Scikit Learn (Machine Learning Library), Regression Analysis, Pandas (Python Package), Unsupervised Learning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Image Analysis, Software Installation, Data Analysis, Analysis, Scientific Methods, User Interface (UI)
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), Web Components, JavaScript Frameworks, UI Components, HTML and CSS, Routing Protocols, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Application Programming Interface (API), Web Design, Restful API, Javascript, Web Development
Intermediate · Specialization · 1 - 3 Months

Tableau Learning Partner
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Interactive Data Visualization, Storytelling, Tableau Software, Data-Driven Decision-Making, Data Visualization Software, Business Reporting, Data Analysis, Business Intelligence, Presentations, Exploratory Data Analysis, Stakeholder Engagement
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Product Roadmaps, Cross-Functional Collaboration, Product Development, Cross-Functional Team Leadership, Team Building, Collaboration, Meeting Facilitation, Teamwork, Empathy, Team Management, Team Motivation, Cooperation, Personal Development, Product Management, Team Leadership, Strategic Leadership, Discussion Facilitation, Self-Awareness, Leadership, Conflict Management
Beginner · Specialization · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Programming Principles, Theoretical Computer Science, Other Programming Languages, Computer Programming, Functional Design
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Web Services, Extensible Markup Language (XML), Java Platform Enterprise Edition (J2EE), Java, Web Applications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Script Development, Test Automation, Browser Compatibility, JUnit, Object Oriented Programming (OOP), Test Data, Integration Testing, Java Programming, Test Case, Test Execution Engine, Software Testing
Beginner · Specialization · 3 - 6 Months
Emory University
Skills you'll gain: Marketing Channel, Strategic Marketing, Business Marketing, Direct Selling, Customer experience strategy (CX), Go To Market Strategy, Target Market, Customer Analysis, Market Research, Marketing Strategies, Value Propositions, Market Opportunities, Case Studies, Customer Demand Planning, E-Commerce, Compensation Management, Strategic Partnership, Consumer Behaviour, B2B Sales, Business Relationship Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Course Development, Learning Management Systems, Information Architecture, Content Management, Design
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Business, Sustainable Engineering, Operations Management, Manufacturing Operations, Corporate Sustainability, Business Leadership, Climate Change Mitigation, Product Design, Environmental Resource Management, Waste Minimization, Environmental Management Systems, Manufacturing Processes, Digital Transformation, Emerging Technologies
Build toward a degree
Beginner · Course · 1 - 4 Weeks