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.

Eindhoven University of Technology
Skills you'll gain: electromagnetics, Electronics Engineering, Telecommunications, Electrical Engineering, Electronic Systems, Communication Systems, Wireless Networks, Engineering Design Process, Simulation and Simulation Software, Engineering Analysis, Engineering Calculations, Process Design
★ 4.6 (154) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Issue Tracking, Browser Compatibility, Regression Testing, Test Tools, Software Testing, Test Case, User Acceptance Testing (UAT), Usability Testing, Usability, Test Execution Engine, Verification And Validation, Software Quality Assurance, Acceptance Testing, Jira (Software), Functional Testing, Web Content Accessibility Guidelines, Test Planning, Software Development Life Cycle, Quality Assurance, Technical Writing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Detection, Security Engineering, Endpoint Detection and Response, Security Information and Event Management (SIEM), Cyber Threat Hunting, AI Security, IT Security Architecture, Continuous Monitoring, MITRE ATT&CK Framework, Security Controls, Enterprise Architecture, Endpoint Security, Computer Security Incident Management, Data Loss Prevention, Incident Response, Data Security, Security Management, Cloud Security, Incident Management, Encryption
Advanced · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: 3D Modeling, Emerging Technologies, Business Transformation, Prototyping, Manufacturing and Production, Digital Transformation, Manufacturing Processes, Design, Business Economics, Innovation, Product Development, New Product Development
★ 4.7 (1.7K) · Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Electronic Hardware, Systems Design, Computer Architecture, Electrical and Computer Engineering, Computer Engineering, Engineering Design Process, Electronics Engineering, Network Routing, Computational Logic, Electrical Engineering, Data Structures, Algorithms, Graph Theory, Applied Mathematics, Mathematical Modeling, Calculus
★ 4.7 (284) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Software Design, Code Reusability, Program Development, Java, Java Programming, AI Personalization, Object Oriented Programming (OOP), Data Preprocessing, Data Structures, Algorithms, File I/O, Hypertext Markup Language (HTML)
★ 4.7 (660) · Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, AI Workflows, Agentic Workflows, Generative AI Agents, AI Orchestration, AI Security, Responsible AI, Amazon Web Services, Site Reliability Engineering, Model Context Protocol, Agentic systems, Prompt Engineering, Tool Calling, Verification And Validation, Prompt Patterns, Development Testing, Security Controls, Authorization (Computing), Enterprise Architecture, Context Management
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Reinforcement Learning, Computational Logic, Responsible AI, AI Workflows, Machine Learning Methods, Model Optimization, Agentic systems, Machine Learning, Theoretical Computer Science, Model Evaluation, Continuous Monitoring, Functional Specification, Markov Model, Verification And Validation, Safety and Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unified Modeling Language, Visual Basic (Programming Language), Data Structures, Object Oriented Design, Microsoft Visual Studio, Program Development, Object Oriented Programming (OOP), Microsoft Development Tools, .NET Framework, Computer Programming
★ 4.5 (20) · Intermediate · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Language Competency, English Language, Oral Comprehension, Grammar, Literacy, Language Learning, Vocabulary, Community Health, Nutrition and Diet, Health Education, Health Promotion, Food and Beverage
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Infrastructure Security, IT Security Architecture, Cloud Infrastructure, Network Security, Network Infrastructure, AI Security, Infrastructure Architecture, Zero Trust Network Access, AI Integrations, DevSecOps, Enterprise Architecture, Security Architecture Review, Cloud Security, Threat Modeling, Security Controls, Hardening, Endpoint Security, Microsoft Azure, Kubernetes, Risk Management
Advanced · Course · 1 - 3 Months