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.

L&T EduTech
Skills you'll gain: Civil Engineering, Construction Engineering, Building Information Modeling, Construction, Construction Management, Capacity Management, Capacity Planning, Building Design, Building Services Engineering, Facility Management, Facility Repair And Maintenance, Landscape Architecture, Construction Estimating, Architecture and Construction, Architectural Design, Civil and Architectural Engineering, Environmental Engineering, Energy and Utilities, Engineering Plans And Specifications, Sustainable Development
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Business Writing, Business Correspondence, Business Communication, Writing, Presentations, Report Writing, Communication, Grammar, Oral Expression, Writing and Editing, Technical Writing, Persuasive Communication, Editing, Graphic Design, Organizational Skills
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Entrepreneurship, Commercialization, Design Thinking, Innovation, Presentations, Market Opportunities, Ideation, Product Development, Solution Design, Customer Insights
Beginner · Course · 1 - 3 Months

Skills you'll gain: Web Services, Restful API, Apache Maven, Spring Boot, Spring Framework, Gradle, Simple Object Access Protocol (SOAP), Java Platform Enterprise Edition (J2EE), Java, API Design, Application Frameworks, Secure Coding, Object-Relational Mapping, Data Persistence, JSON, Extensible Markup Language (XML)
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Request for Proposal, Presentations, Technical Communication, Persuasive Communication, Proposal Writing, Business Writing, Technical Writing, Intercultural Competence, Public Speaking, Verbal Communication Skills, Design Thinking, Communication, Innovation, Collaboration, Professional Development, Stakeholder Communications, Target Audience, Planning
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Professional Networking, Leadership Development, Relationship Building, Rapport Building, Business Consulting, Relationship Management, Consulting, Amazon Web Services, Technical Consulting, Continuous Improvement Process, Business Relationship Management, Project Management, Brand Management, Analysis, Active Listening, Requirements Analysis
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Relational Databases, Database Management, Databases, Query Languages, Data Modeling
Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Public Health, Health Policy, Public Health and Disease Prevention, Community Health, Social Determinants Of Health, Continuous Quality Improvement (CQI), Health Administration, Health Care, Geographic Information Systems, Research Design, Geospatial Mapping, Data Presentation
Intermediate · Course · 1 - 4 Weeks

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

Scrimba
Skills you'll gain: Javascript, Web Development, Angular, Vue.JS, Application Development, React.js, Web Applications, JSON, Event-Driven Programming, Object Oriented Programming (OOP), Programming Principles, Computer Programming, Data Structures, Software Engineering, Functional Design, Computer Science
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Responsible AI, Threat Modeling, DevSecOps, Governance Risk Management and Compliance, Compliance Management, Data Ethics, Data Governance, Model Evaluation, Reinforcement Learning, Risk Management, Prompt Engineering, Governance, Regulatory Compliance, Security Testing, MLOps (Machine Learning Operations), MITRE ATT&CK Framework, Continuous Monitoring, Ethical Standards And Conduct, Vulnerability Assessments
Intermediate · Specialization · 3 - 6 Months