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.

Skills you'll gain: Team Building, Teamwork, Conflict Management, Collaboration, Team Leadership, Team Motivation, Constructive Feedback, Relationship Building, Emotional Intelligence, Diversity and Inclusion, Employee Engagement, Empathy, Active Listening, Communication Strategies, Trustworthiness, Safety Culture
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Distributed Computing, Programming Principles, Algorithms, Performance Tuning, Functional Design, Performance Testing, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operational Databases, Database Administration, Database Management, Relational Databases, Query Languages, Database Design, Google Cloud Platform, Data Import/Export, Data Management
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Node.JS, Full-Stack Web Development, User Interface (UI), Application Deployment, MongoDB, Angular, Back-End Web Development, Front-End Web Development, User Interface (UI) Design, Web Design, Web Applications, Restful API, Secure Coding, Authentications, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Express, Adobe Firefly, Design, Adobe Creative Cloud, Visual Design, Workflow Management, Design Elements And Principles, Graphic Design, Layout Design, Graphic and Visual Design, Collaborative Software, Photo Editing, Editing, Typography, Content Creation, Branding, Generative AI, AI Personalization, Social Media Strategy
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Spring Framework, Spring Boot
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: User Story, Agile Product Development, Product Development, Design Thinking, Product Design, Persona (User Experience), Team Management, Agile Methodology, Usability Testing, User Centered Design, Persona Development, Innovation, Customer experience strategy (CX), Value Propositions, Communication
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Web Servers, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

AI Business School
Skills you'll gain: Prompt Engineering, Agentic Workflows, Agentic systems, AI Workflows, Generative AI, No-Code Development, Responsible AI, Risk Management, Generative AI Agents, AI Personalization, AI Enablement, Marketing Automation, Project Design, Training Programs, LLM Application, Digital Transformation, Artificial Intelligence, Ideation, Innovation, Productivity
Beginner · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Business Process Improvement, Process Optimization, Quality Assurance, Digital Transformation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Web Development Tools, Object Oriented Programming (OOP), Automation, Debugging
Intermediate · Course · 3 - 6 Months

Macquarie University
Skills you'll gain: Information Privacy, Personally Identifiable Information, Data Security, Threat Modeling, Vulnerability Assessments, Cybersecurity, Vulnerability, Data Ethics, General Data Protection Regulation (GDPR), Cyber Risk, Data Governance, Data Integrity, Data Encryption Standard, Security Management, Security Software, Compliance Management, Risk Management, Data Access, Security Strategy, NIST 800-53
Beginner · Course · 1 - 3 Months