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.

LearnKartS
Skills you'll gain: Self-Awareness, Emotional Intelligence, Conflict Management, Social Skills, Personal Development, Empathy, Self-Motivation, Professional Development, Professionalism, Collaboration, Employee Engagement, Leadership, Relationship Management, Resilience, Communication, Stress Management, Adaptability
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Threat Management, Incident Management, Disaster Recovery, Cybersecurity, Cyber Threat Hunting, Threat Detection, Event Monitoring, Digital Forensics, Business Continuity, Verification And Validation, Technical Communication
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Stakeholder Management, Work Breakdown Structure, Conflict Management, Project Planning, Project Scoping, Organizational Structure, Project Management, Planning, Project Documentation, Stakeholder Analysis, Leadership and Management, Influencing
Mixed · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Script Development, Test Data, Test Tools, Browser Compatibility, Test Case, Java, Automation, Cascading Style Sheets (CSS), Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Marketing Materials, Workflow Management, Graphic Design, Design Strategies, Customer Engagement, Layout Design, Design, Digital Publishing, Marketing, Entrepreneurship, Design Elements And Principles, Business
Intermediate · Guided Project · Less Than 2 Hours

Xi'an Jiaotong University
Skills you'll gain: Operating Systems, Computer Systems, Debugging, Microsoft Visual Studio, OS Process Management, Computer Hardware, C# (Programming Language), Computer Architecture, Object Oriented Programming (OOP), Programming Principles, Integrated Development Environments, Computational Logic, System Design and Implementation
Mixed · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Web Applications, Web Development, NoSQL, Front-End Web Development, Application Security, Web Development Tools, Application Programming Interface (API), API Design, Javascript, Database Management, Back-End Web Development, Servers, Middleware
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Salesforce Development, Salesforce, User Accounts, Business Objects Framework, No-Code Development, Customer Relationship Management (CRM) Software, Application Design, User Interface (UI), Cloud Technologies
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Earned Value Management, Configuration Management, Communication Planning, Project Controls, Project Risk Management, Project Management, Risk Management, Communication Strategies, Conflict Management, Quality Assurance and Control, Business Risk Management, Project Performance, Stakeholder Communications, Communication, Quality Management, Performance Measurement, Cross-Functional Collaboration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Animations, Game Design, Animation and Game Design, Storyboarding, Storytelling, Content Creation, Digital Publishing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: User Story, Project Management, Risk Management, Kanban Principles, Project Planning, Agile Project Management, Agile Software Development, Cost Management, Project Management Office (PMO), Backlogs, Scaled Agile Framework, Agile Methodology, Scope Management, Team Leadership, Project Estimation, Earned Value Management, Requirements Management, Sprint Planning, Organizational Structure, Sprint Retrospectives
Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Cleansing, Data Preprocessing, Unit Testing, Package and Software Management, Python Programming, Data Science, Computer Programming, Debugging, Scripting, Software Development, Machine Learning, Database Application, Object Oriented Programming (OOP), Regression Analysis, Programming Principles, Scripting Languages, Databases, Object Oriented Design, Relational Databases, User Interface (UI) Design
Mixed · Course · 1 - 4 Weeks