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.

Skillshare
Skills you'll gain: Photo Editing, Photography, Adobe Photoshop, Image Quality, Photo/Video Production and Technology, Storytelling, Content Creation, Adobe Creative Cloud, Creativity, Editing, Color Theory
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Organizational Change, Change Management, Business Transformation, Organizational Development, Organizational Leadership, Business Leadership, Organizational Structure, Leadership Development, Case Studies, Industrial and Organizational Psychology, Human Relations Movement, Adaptability, Lifelong Learning, Neurology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java, Java Programming, File I/O, Object Oriented Programming (OOP), Data Structures, Computer Programming, Android Development, Application Development, Integrated Development Environments, Algorithms, Debugging, Problem Solving
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Programming Principles, Computer Programming, Python Programming, Algorithms, Debugging, Development Environment
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Electronics, Communication Systems, Hardware Design, Digital Communications, Serial Peripheral Interface, Electronic Systems, Electrical Engineering, Telecommunications, Digital Signal Processing, Electrical Systems, Failure Analysis, Electronic Components, Estimation, Engineering Analysis, Simulation and Simulation Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Growth Mindedness, Time Management, Constructive Feedback, Sales Development, Productivity, Collaboration, Prioritization, Teamwork, Personal Development, Optimism, Professionalism, Stress Management, Persistence, Software As A Service, Goal Setting, Accountability
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Event Planning, Canva (Software), Event Management, Digital Content, Event Marketing, Graphic Design, Graphic and Visual Design Software, Social Media Campaigns, Social Media, Product Design, Digital Marketing, Marketing Communications
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Risk Management Framework, Federal Information Security Management Act, NIST 800-53, Systems Development Life Cycle, Cyber Risk, Security Management, Continuous Monitoring, Cyber Security Policies, Security Controls, Authorization (Computing), Information Privacy, Information Systems
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Business Workflow Analysis, Generative AI Agents, AI Workflows, Business Process Automation, Generative AI, AI Enablement, Tool Calling, Process Optimization, No-Code Development
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Supervised Learning, Unsupervised Learning, Generative Adversarial Networks (GANs), Deep Learning, Image Analysis, Machine Learning Algorithms, Applied Machine Learning, Python Programming, Machine Learning, Artificial Neural Networks, Model Evaluation, Data Processing, Classification Algorithms, Computer Vision, Predictive Modeling, Computer Programming, Regression Analysis
Beginner · Course · 1 - 4 Weeks
Universidad Austral
Skills you'll gain: Mobile Development, Cross Platform Development, React Redux, iOS Development, Continuous Integration, Apple iOS, Test Automation, Unit Testing, Data Persistence, User Interface (UI), Angular, Application Development, UI Components, User Interface (UI) Design, Application Frameworks, TypeScript, Debugging, Animations
Beginner · Course · 1 - 4 Weeks