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.

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Key Management, Application Development, Public Key Infrastructure, Data Integrity
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Public Key Infrastructure, Cybersecurity, Application Security, Data Security, Cyber Attacks, Information Assurance, Network Security, Risk Management Framework, Security Controls, Key Management, Threat Modeling, Authorization (Computing), Encryption, Data Integrity, Authentications, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Materials, Cross-Channel Marketing, Marketing Design, Canva (Software), Brochures, Marketing Planning, Email Marketing, Layout Design, Graphic and Visual Design, Digital Design, Web Content, Style Guides, Typography, Brand Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Newsletters, Email Marketing, Project Design, Content Creation, Scheduling, Test Tools, User Accounts, Marketing, Communication
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Assembly Drawing, Finite Element Methods, Mechanical Design, Engineering Drawings, Engineering Analysis, Technical Drawing, 3D Modeling, Computer-Aided Design, Simulation and Simulation Software, Data Integration
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Interactive Design, Canva (Software), Layout Design, Digital Design, Information Architecture, Browser Compatibility, Graphic and Visual Design, Typography, Design Strategies, Color Theory, Design Elements And Principles, Quality Assurance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Embeddings, Transfer Learning, Unsupervised Learning, Machine Learning Methods, Applied Machine Learning, Model Evaluation, Supervised Learning
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Oral Expression, Design Elements And Principles, Design Strategies, English Language, Language Learning
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: HVAC, Building Services Engineering, Hydraulics, Thermal Management, Equipment Design, Engineering, Mechanical Engineering, Engineering Calculations, Human Factors, Architectural Design, Engineering Analysis
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Virtual Reality, Interaction Design, Augmented and Virtual Reality (AR/VR), Virtual Environment, User Interface (UI), Human Computer Interaction, Display Devices, Game Design, Human Machine Interfaces, Usability, User Experience Design
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Database Design, SQL, Relational Databases, PostgreSQL, Database Theory, Database Management, Data Modeling, Databases, Data Integrity
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Telecommunications, Electronics Engineering, Schematic Diagrams, Electrical Engineering, Communication Systems, electromagnetics, Simulation and Simulation Software, Simulations, Verification And Validation
Intermediate · Course · 1 - 4 Weeks