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.

University of Illinois Urbana-Champaign
Skills you'll gain: Social Determinants Of Health, Community Health, Product Development, Health Systems, Health Disparities, Business Modeling, Health Equity, Drive Engagement, Lean Six Sigma, Market Analysis, Performance Improvement, Process Improvement, Stakeholder Analysis, New Product Development, Innovation, Decision Making, Operations Management, Operations, Problem Solving, Leadership
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, HTML and CSS, User Interface (UI), User Interface and User Experience (UI/UX) Design, Web Design, Figma (Design Software), Typography, Digital Design, Front-End Web Development, Web Design and Development, Graphic and Visual Design, Design Elements And Principles, Maintainability, Mockups, Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Web Development, Web Development Tools, Software Engineering
Intermediate · Specialization · 3 - 6 Months

Dassault Systèmes
Skills you'll gain: Assembly Drawing, Computer Aided Three-Dimensional Interactive Application (CATIA), Computer-Aided Design, Mechanical Design, Technical Design, Engineering Analysis
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Embedded Systems, Embedded Software, Electronic Systems, Engineering, Scientific, and Technical Instruments, Electronic Hardware, Thermal Management, Electrical and Computer Engineering, Electronics Engineering, Hardware Design, Electronics, Laboratory Experience, Electronic Components, Design Specifications, Schematic Diagrams, Development Environment, Debugging
Build toward a degree
Advanced · Course · 1 - 3 Months

Skills you'll gain: Microservices, Cloud-Native Computing, Continuous Delivery, Middleware, Web Services, Software Systems, Site Reliability Engineering, Software Development, Prometheus (Software), Communication Systems, Data Store, Service Oriented Architecture, NoSQL
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Typography, Marketing Materials, Marketing Design, Graphic and Visual Design, Graphic Design, Marketing Collateral, Visual Storytelling, Layout Design, Visual Design, User Feedback, Marketing, Brochures, Digital Design, Adobe Photoshop, Adobe Illustrator, Constructive Feedback, Photo Editing, Design Elements And Principles, Drive Engagement, File Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Analysis, Risk Management, Risk Management Framework, Project Portfolio Management, Business Risk Management, Enterprise Risk Management (ERM), Business Analysis, Risk Mitigation, Portfolio Management, Solution Design, Program Implementation, Project Implementation, Solution Architecture, Solution Delivery, Business Solutions, Business Strategies, Business Planning, System Implementation, Plan Execution, Change Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Architectural Drawing, AutoCAD, Architectural Design, Building Design, Architecture and Construction, Technical Drawing, Engineering Drawings, Drafting and Engineering Design, Computer-Aided Design, Engineering Plans And Specifications, Sustainable Architecture, Autodesk, AutoCAD Civil 3D, Architectural Engineering, Structural Engineering, Land Development, Functional Design, Conceptual Design, Layout Design, 3D Modeling
Beginner · Specialization · 1 - 3 Months

L&T EduTech
Skills you'll gain: Architectural Drawing, Blueprint Reading, Structural Engineering, Structural Analysis, Engineering Drawings, Building Design, Engineering Documentation, Civil and Architectural Engineering, Design Specifications, Building Codes, Civil Engineering, Engineering Practices, Engineering Calculations
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Vulnerability Management, Security Engineering, Secure Coding, Software Design Patterns, Software Architecture, Threat Management, Software Visualization, Exploitation techniques, Cryptography, Blockchain, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Amazon Web Services, Amazon DynamoDB, Database Design, System Design and Implementation, Systems Design, Software Architecture, Systems Architecture, Database Management Systems, Application Design, Databases, Database Administration, Solution Architecture, Database Architecture and Administration, Database Management, Data Architecture, Event-Driven Programming, Cloud Computing Architecture, Cloud Applications, Relational Databases
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Safety Standards, Safety Training, Safety Assurance, Robotics, Hazard Analysis, Machine Controls, Equipment Design, Risk Management Framework, Risk Control, Product Testing, Failure Analysis, Automation, Mechanical Design, Manufacturing and Production
Beginner · Course · 1 - 4 Weeks