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: Visual Storytelling, AI powered creativity, Prompt Patterns, AI Workflows, Multimodal Prompts, Style Guides, Copywriting, Photo/Video Production and Technology, Prompt Engineering Tools, Education Software and Technology, Cinematography, AI literacy, Ideation, Blogs, Scripting, Graphic Design, Color Theory, Color Matching, Media Production, Marketing
★ 3.8 (68) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Negotiation, Critical Thinking and Problem Solving, Prioritization, Conflict Management, Time Management, De-escalation Techniques, Communication, Stress Management, Empathy & Emotional Intelligence, Problem Solving, Closing (Sales), Critical Thinking, Communication Strategies, Business Priorities, Goal-Oriented, Professionalism, Emotional Intelligence, Business Ethics, Goal Setting, Self-Awareness
★ 4.7 (414) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Information Technology Infrastructure Library, IT Service Management, Service Management, Service Improvement, Information Technology Operations, IT Management, Service Level, Information Technology, Continuous Improvement Process, Governance, Problem Management, Asset Management, Configuration Management, Operations Management, Operational Efficiency, Process Design, Incident Management, Company, Product, and Service Knowledge, Application Frameworks, Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: System Programming, Memory Management, Performance Tuning, OS Process Management, Operating Systems, Linux Administration, Linux, Real-Time Operating Systems, System Software, Operating System Administration, Linux Servers, Linux Commands, C (Programming Language), System Configuration, Hardware Architecture, Systems Analysis, Resource Management, Debugging
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Technical Drawing, Engineering Drawings, Mechanical Drawings, Computer Aided Three-Dimensional Interactive Application (CATIA), Assembly Drawing, 3D Modeling, Mechanical Design, Drafting and Engineering Design, Computer-Aided Design, Visualization (Computer Graphics), Design Software, File Management, Engineering Design Process, Interoperability, User Interface (UI)
★ 4.7 (292) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Generative AI, Microsoft Copilot, Responsible AI, AI Workflows, AI literacy, Workflow Management, Microsoft 365, Business Workflow Analysis, Decision Intelligence, Data Loss Prevention, Microsoft Teams, Data Ethics, Productivity Software, Data Validation, Legal Risk, Verification And Validation, Accountability, Auditing
Beginner · Course · 1 - 3 Months
Dassault Systèmes
Skills you'll gain: 3D Modeling, Mechanical Engineering
★ 4.7 (254) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Generative AI Agents, Agentic systems, LLM Application, Agentic Workflows, Generative Model Architectures, Large Language Modeling, Generative AI, LangChain, AI Orchestration, Retrieval-Augmented Generation, Tool Calling, Process Design, Prompt Engineering, Artificial Intelligence and Machine Learning (AI/ML), Model Deployment, Context Engineering, Data Architecture, AI Security, Fine-tuning, Data Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Information and Event Management (SIEM), MITRE ATT&CK Framework, AI Security, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Threat Management, Event Monitoring, AI Integrations, Computer Security Incident Management, Analysis, Incident Response, Cybersecurity, Data Integration, Automation
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Business Planning, ISO 9000 Series, Strategic Marketing, Marketing, Financial Statement Analysis, Financial Statements, Quality Management Systems, Organizational Strategy, Financial Analysis, Product Planning, Governance, Marketing Planning, Corporate Strategy, Operations Management, Organizational Structure, Working Capital, Financial Data, Business Strategies, Market Analysis, Quality Management
★ 4.7 (1.8K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Salesforce Development, Visualforce, Development Environment, Application Development, UI Components, Web Components, Salesforce, Web Applications, Jest (JavaScript Testing Framework), Web Design and Development, JavaScript Frameworks, User Interface (UI), Application Programming Interface (API), Test Script Development, Restful API, Data Access, Cascading Style Sheets (CSS), Event-Driven Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 3 - 6 Months

University at Buffalo
Skills you'll gain: Electrical Systems, Building Codes, Electrical Wiring, Construction Inspection, Electrical Power, Electric Power Systems, HVAC, Electrical Equipment, Power Electronics, Engineering Calculations, Architectural Design, Basic Electrical Systems, Electrical Safety, Engineering Practices, Mechanical Design, Energy and Utilities, Architectural Engineering, Systems Analysis, Land Development, Construction
★ 4.7 (1.5K) · Beginner · Specialization · 3 - 6 Months