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.

L&T EduTech
Skills you'll gain: Production Process, Manufacturing Operations, Construction Engineering, Plant Operations and Management, Construction, Manufacturing Processes, Laboratory Testing, Product Testing, Civil Engineering, Manufacturing Standards, Materials science, Analytical Testing, Technical Standard
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Usability, User Experience, User Interface and User Experience (UI/UX) Design, Threat Modeling, UI/UX Strategy, Interaction Design, Application Security, Authentications, Human Centered Design, Security Strategy, Usability Testing, Authorization (Computing), Security Controls, Multi-Factor Authentication, Security Awareness, Computer Security Awareness Training, Cybersecurity, Safety Standards, Information Privacy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Color Theory, Digital Design, Graphic and Visual Design, Graphic Design, Storytelling, Web Content, Creative Design, Data Sharing, Marketing, Advertising
Intermediate · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Database Management Systems, Data Modeling, Database Design, Database Systems, Big Data, Unified Modeling Language, Database Architecture and Administration, Data Storage Technologies, Data Management, Apache Hadoop, Apache Spark, Conceptual Design
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Graphics Software, Graphic Design, Photo Editing, Graphic and Visual Design, Content Creation, Content Marketing
Beginner · Guided Project · Less Than 2 Hours

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Artificial Intelligence, Performance Analysis, Automation, Augmented and Virtual Reality (AR/VR), Technology Strategies, Personalized Service, Innovation, Internet Of Things, Machine Learning, Digital Transformation, Deep Learning, Analytical Skills, Predictive Analytics, Big Data, Health Technology, Ethical Standards And Conduct, Data Analysis, Natural Language Processing, Data Security, User Experience
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), UI Components, Interactive Design, HTML and CSS, User Interface (UI), Interaction Design, Responsive Web Design, User Interface (UI) Design, Web Design, Web Components, Animations, Web Development
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Compliance Reporting, Prompt Engineering, Google Gemini, AI Workflows, Compliance Management, Microsoft Copilot, Generative AI, Business Process Automation, Regulatory Requirements, Data Validation, Business Workflow Analysis, Process Design, Verification And Validation, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Applied Machine Learning, Case Studies, Fraud detection, Project Risk Management, Project Planning, Business Ethics, Ethical Standards And Conduct, Law, Regulation, and Compliance, Scalability, Content Strategy, Quality Assessment, Keyword Research, Search Engine Optimization, Content Creation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Local Area Network (VLAN), Open Shortest Path First (OSPF), Network Routing, Network Switches, Routing Protocols, Virtual Networking, TCP/IP, Network Architecture, Local Area Networks, Network Troubleshooting, Network Protocols, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JSON, Data Structures, Algorithms, Web Development Tools, Javascript, Pseudocode, Development Environment, Integrated Development Environments, Computer Programming, Application Programming Interface (API), Debugging, HTML and CSS, Object Oriented Programming (OOP), Computational Thinking, Performance Tuning, Solution Design
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI), User Experience Design, Web Design and Development, Development Environment, Front-End Web Development, Javascript, Web Development, Web Applications, Responsive Web Design, Microsoft Visual Studio, Real Time Data, Data Validation
Beginner · Course · 1 - 3 Months