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.
UNSW Sydney (The University of New South Wales)
Skills you'll gain: Storytelling, User Experience Design, Driving engagement, Content Creation, Storyboarding, Animation and Game Design, Augmented and Virtual Reality (AR/VR), Design Strategies, Emerging Technologies, Qualitative Research
Mixed · Course · 1 - 3 Months

Skills you'll gain: Robotic Process Automation, Business Process Automation, Human Resources Software, Process Design, Automation, Workflow Management, Email Automation, Process Mapping, Secure Coding, Data Storage Technologies, Data Validation, Data Management
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: LinkedIn, Search Engine Optimization, Web Analytics and SEO, Professional Networking, Brand Strategy, Social Media, Content Creation, Brand Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Persistence, Debugging
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Validation, Object Oriented Programming (OOP), Verification And Validation, Debugging, Programming Principles, Maintainability, Distributed Computing, Business Logic, Software Testing, Unit Testing, Data Structures, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Presentation, Business Reporting, Management Reporting, Real Time Data, Data Security
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Vibe coding, Generative AI Agents, GitHub, AI Workflows, Software Development Tools, Application Development, Artificial Intelligence, Generative AI, AI Personalization, Code Review, Responsible AI, Software Development, Front-End Web Development, Design Software, React.js, Software Engineering, Web Development, Javascript
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Word, Microsoft Office, Excel Macros, Microsoft Windows, Productivity Software, Document Management, Writing and Editing, Computer Literacy, Business Writing, Technical Documentation, Web Content, Proofreading, Collaborative Software, Writing, Collaboration, Editing, Web Content Accessibility Guidelines, Report Writing, Business Communication, Productivity
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Market Intelligence, Survey Creation, Market Research, Business Research, Research Methodologies, Customer Insights, User Feedback, Target Audience, Qualitative Research, Target Market, Quantitative Research, Data Collection, Case Studies, Data Analysis
Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Materials science, Prototyping, Engineering, Scientific, and Technical Instruments, Laboratory Techniques, Chemistry, Manufacturing Processes, Micrometer, Image Analysis, Chemical Engineering
Mixed · Course · 1 - 3 Months

Skills you'll gain: SQL, Health Information Management, Relational Databases, Database Design, Back-End Web Development, Database Management, Databases, Web Applications, Data Validation
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Word, Microsoft Office, Proofreading, Microsoft 365, Business Writing, Document Management, Productivity Software, Editing, Microsoft Windows, Writing and Editing, Computer Literacy, Technical Documentation, Writing, Web Content, Report Writing, Business Communication, Productivity, Collaborative Software, Collaboration, Web Content Accessibility Guidelines
Mixed · Course · 1 - 3 Months