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.

Packt
Skills you'll gain: Control Objectives for Information and Related Technology (COBIT), IT Management, Information Technology Architecture, Performance Management, Governance, Enterprise Architecture, Program Implementation, Process Management, Information Technology, Business Process, Training and Development, Risk Management
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Engineering, Structural Engineering, Building Codes, Construction Management, Engineering Practices, Civil Engineering, Structural Analysis, Engineering Design Process, Engineering Calculations, Engineering Analysis
Advanced · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Federated Learning, Wireless Networks, Emerging Technologies, Digital Communications, Communication Systems, Blockchain, Internet Of Things, Network Security, Telecommunications, Network Performance Management, Network Planning And Design, Zero Trust Network Access, Computer Vision, Artificial Intelligence and Machine Learning (AI/ML), Electrical Engineering, Network Analysis, Information Technology, Electronics Engineering, Machine Learning, Trustworthiness
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, AI Security, API Testing, System Testing, Test Script Development, Context Management, Health Informatics, Performance Testing, Functional Testing, Business Logic
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Research, Research Design, Consumer Behaviour, Influencing, Persuasive Communication, Ethical Standards And Conduct, Marketing Psychology, Behavioral Economics, Biomedical Technology, Experimentation, Neurology, Marketing, Data Analysis, Statistical Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Product Roadmaps, Workflow Management, Agile Methodology, Miro AI, Product Management, Business Priorities, Collaborative Software, Product Strategy, Project Design, Team Management, Business Metrics
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Clinical Research, Clinical Trials, Pharmacology, Data Collection, Epidemiology, Scientific Methods, Statistical Methods, Analytical Skills, Regression Analysis, Real Time Data
Mixed · Course · 1 - 4 Weeks

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

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: IT Security Architecture, Network Security, Infrastructure Security, Software-Defined Networking, Application Security, Zero Trust Network Access, Network Architecture, Threat Modeling, Cybersecurity, Enterprise Architecture, Secure Coding, Cloud Security, Scenario Testing, Cryptography, Vulnerability Assessments
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Timelines, Product Demonstration, Marketing Materials, Presentations, Sales Presentations, Sales Presentation, Marketing Design, Project Design, Value Propositions, Team Oriented, Entrepreneurship, Graphic Design, Data Sharing
Intermediate · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Health Systems, Process Improvement, Healthcare Industry Knowledge, Patient Flow, Health Policy, Health Care Administration, Market Dynamics, Health Care, Stakeholder Analysis, Digital Transformation, Supply Chain Management, Innovation, Value-Based Care, Organizational Structure, Information Technology, Business Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks