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.

Yonsei University
Skills you'll gain: Materials science, Semiconductors, Thermal Management, Electrical Engineering, Engineering, Manufacturing Processes, Physical Science, Chemical Engineering, Electronic Components, Display Devices, electromagnetics, Chemistry, Physics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Petroleum Industry, Oil and Gas, Environmental Regulations, Pump Stations, Process Engineering, Chemical Engineering, Water Quality, Three-Phase, Equipment Design, Engineering Calculations
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Public Speaking, Lecturing, Presentations, Storytelling, Communication, Verbal Communication Skills, Oral Expression, Communication Strategies, Verbal Strategic Communication, Concision, Goal-Oriented
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Video Game Development, Debugging, Game Design, Animation and Game Design, Program Development, Algorithms, Computer Programming, Problem Solving, Design, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Architectural Drawing, AutoCAD, Technical Drawing, Computer-Aided Design, Architecture and Construction, Drafting and Engineering Design, Architectural Design, Building Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Security Requirements Analysis, Network Architecture, Network Security, Internet Of Things, Cybersecurity, Web Services, Advanced Encryption Standard (AES), Encryption, Embedded Systems, Network Protocols, Public Key Cryptography Standards (PKCS), Communication Systems, Threat Modeling, Security Controls, Simple Object Access Protocol (SOAP), TCP/IP, Web Applications, Restful API, Information Privacy
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Sustainable Architecture, Waste Minimization, Environmental Engineering, Water Sustainability, Sustainable Design, Environmental Resource Management, Environment and Resource Management, Water Resource Management, Energy and Utilities, Sustainable Technologies, Building Codes, HVAC, Sustainable Engineering, Environmental Regulations, Water Resources, Construction, Stormwater Management, Building Design, Construction Management, Water Quality
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Spring Boot, Restful API, Java, NoSQL, Database Development, Spring Framework, SQL, Database Systems, Databases, Database Design, Application Frameworks, Java Programming, Data Access, Database Management, Relational Databases, Back-End Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Visualization, Data Visualization Software, Interactive Data Visualization, Visualization (Computer Graphics), User Centered Design, Data Presentation, Usability, Human Centered Design, Data Storytelling, Design Research, User Research, Graphic and Visual Design, Usability Testing, Quantitative Research, Design Elements And Principles
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Enablement, AI Orchestration, AI Workflows, Agentic Workflows, Dashboard Creation, Claude Code, Decision Intelligence, AI Product Strategy, Plan Execution, Anthropic Claude, AI Personalization, Agentic systems, Generative AI, ChatGPT, Prompt Engineering, Multimodal Prompts, AI Integrations, Prompt Engineering Tools, Prompt Patterns
Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Cryptography, Encryption, Systems Development Life Cycle, Human Factors (Security), Threat Management, Systems Development, Security Management, Security Awareness, Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Cyber Security Policies, Threat Detection, ISO/IEC 27001, Data Security, Security Controls, Network Security, Risk Management Framework, Cyber Risk, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months