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.

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Maintainability
Intermediate · Course · 1 - 4 Weeks

American Council on Exercise
Skills you'll gain: Health And Wellness Coaching, Mindfulness, Chronic Diseases, Stress Management, Nutrition Education, Social Determinants Of Health, Patient-centered Care, Coaching, Cognitive Behavioral Therapy, Motivational Interviewing, Blood Pressure, Mental and Behavioral Health, Nutrition and Diet, Exercise Science, Ethical Standards And Conduct, Behavior-Driven Development, Client Support, Goal Setting, Smart Goals, Diversity and Inclusion
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Application Development, Object Oriented Design, Application Design, Program Development, Business Logic, User Interface (UI), Data Entry, Verification And Validation, Command-Line Interface, Data Validation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Generative Adversarial Networks (GANs), AI Security, Generative AI, Fraud detection, Model Evaluation, Feature Engineering, Cybersecurity, Cyber Security Strategy, Data Preprocessing, Anomaly Detection, Security Testing, Applied Machine Learning, Reinforcement Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: AI Enablement, Business Leadership, Strategic Leadership, Responsible AI, Business Strategy, Generative Adversarial Networks (GANs), Data Strategy, Business Transformation, Strategic Decision-Making, Organizational Effectiveness, Deep Learning, Artificial Intelligence, Organizational Development, Human Centered Design, Data Quality, Design Thinking, Governance, User Centered Design, Ethical Standards And Conduct
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authorization (Computing), Cyber Risk, Authentications, Continuous Monitoring, Threat Modeling, Security Controls, Application Security, Secure Coding, System Monitoring, Cryptography, Data Security, Identity and Access Management, Infrastructure Security, Hardening
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Cyber Security Assessment, Security Testing, Threat Detection, Cybersecurity, Cyber Threat Intelligence, Cyber Threat Hunting, Cyber Operations, Cyber Security Strategy, Cyber Attacks, Problem Solving
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, React.js, Object-Relational Mapping, Restful API, YAML, Data Access, Web Applications, Databases, Application Performance Management, Full-Stack Web Development, Configuration Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Workflow Management, Spreadsheet Software, Project Management Software, Process Design, Data Entry, Excel Formulas, Automation, Data Import/Export, Data Management, Document Management, Collaborative Software, User Accounts
Beginner · Course · 1 - 3 Months

Skills you'll gain: Electrical Systems, Automation Engineering, Hydraulics, Control Systems, Mechanical Engineering, Real Time Data, Internet Of Things, Automation, Industrial Engineering, Robotics, Hardware Troubleshooting, Equipment Design, Manufacturing Processes, Production Process, Emerging Technologies, Manufacturing Operations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Solution Architecture, Cloud Computing Architecture, Infrastructure Architecture, Amazon CloudWatch, Identity and Access Management, Organizational Structure, Cloud Solutions, Continuous Monitoring, Account Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Web Applications, Computational Logic, Software Development Tools, Business Logic, Other Programming Languages, Program Development, Scalability
Intermediate · Specialization · 1 - 3 Months