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.

Packt
Skills you'll gain: Networking Hardware, General Networking, Network Infrastructure, Local Area Networks, OSI Models, Network Protocols, Network Support, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), TCP/IP, Network Architecture, Computer Networking, Network Planning And Design, Wireless Networks, Network Security, Network Switches, Virtual Local Area Network (VLAN)
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: LLM Application, Prompt Patterns, Token Optimization, Middleware, OpenAI API, Prompt Engineering Tools, User Interface (UI), Interaction Design, Model Optimization, User Interface and User Experience (UI/UX) Design, UI/UX Research, Back-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Java, Java Programming, Programming Principles, Computer Programming, Performance Tuning, Computational Thinking, Theoretical Computer Science, Solution Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Content Accessibility Guidelines, Test Automation, Usability, Human Centered Design, Test Tools, Usability Testing, User Interface (UI), Continuous Integration, CI/CD, UI Components
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: No-Code Development, Responsive Web Design, User Accounts, Frontend Integration, Workflow Management, UI Components, Application Development, Product Automation, Interactive Design, Web Design, Database Application, Automation, User Interface (UI) Design, Databases, Authentications, Authorization (Computing), Computational Logic, Debugging
Intermediate · Course · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Leadership Studies, Negotiation, Team Performance Management, Agile Product Development, Teamwork, Leadership, Organizational Leadership, Personal Development, Agile Project Management, Agile Methodology, Decision Making, Meeting Facilitation, Collaboration, Cross-Functional Team Leadership, Continuous Improvement Process, Cross-Functional Collaboration, Adaptability, Change Management, Organizational Change, Goal Setting
★ 4.7 (9) · Intermediate · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Basic Electrical Systems, electromagnetics, Mathematical Modeling, Education Software and Technology, Simulations, Simulation and Simulation Software, Physics, Experimentation, Scientific Visualization
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Customer experience improvement, Customer Service, Customer Retention, Customer experience strategy (CX), Client Services, Customer Complaint Resolution, Customer Relationship Building, Customer Engagement, Brand Loyalty, Experience Design, Process Analysis, Process Improvement, Continuous Improvement Process
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Threat Intelligence, MITRE ATT&CK Framework, Network Security, Cyber Threat Hunting, Cyber Security Strategy, Threat Detection, Cybersecurity, Threat Management, Cyber Security Assessment, Operating System Administration, IT Security Architecture, Cyber Attacks, Intrusion Detection and Prevention, Cyber Engineering, Malware Protection, Vulnerability Management, Vulnerability Assessments, Incident Response, Network Monitoring, Incident Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, Agentic Workflows, Model Deployment, Generative AI Agents, AI Orchestration, AI Workflows, LangGraph, Agentic systems, Scalability, Interoperability, LLM Application, AI Integrations, LangChain, Prompt Engineering, Artificial Intelligence, Generative AI, Google Gemini, Application Programming Interface (API), Python Programming, Performance Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Computational Thinking, Pseudocode, Algorithms, Programming Principles, Computer Programming, Program Development, Computer Programming Tools, Solution Design, Logical Reasoning, Development Environment
Intermediate · Course · 1 - 4 Weeks

The Open University
Skills you'll gain: Sustainable Business, Systems Thinking, Sustainable Development, Corporate Sustainability, Sustainable Systems, Stakeholder Analysis, Business Systems Analysis, Business Transformation, Systems Analysis, Stakeholder Engagement, Complex Problem Solving, Problem Solving, Interviewing Skills
Intermediate · Course · 1 - 4 Weeks