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.

University of Colorado System
Skills you'll gain: Requirements Analysis, User Requirements Documents, Systems Development Life Cycle, Software Development Methodologies, Requirements Elicitation, Agile Methodology, Software Documentation, Software Design Documents, Security Requirements Analysis, System Requirements, Software Development Life Cycle, Agile Software Development, Waterfall Methodology
★ 4.6 (688) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Security, Network Protocols, Network Performance Management, Network Architecture, Network Monitoring, Role-Based Access Control (RBAC), Network Troubleshooting, Network Administration, Computer Networking, TCP/IP, Network Planning And Design, Cybersecurity, Routing Protocols, Firewall, Network Routing, Network Analysis, IT Infrastructure, Cloud Computing, Automation
★ 4.7 (35) · Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: NoSQL, Database Architecture and Administration, Database Systems, Cloud Applications, Database Theory, Database Management Systems, Data Store, Database Management, Databases, PostgreSQL, Relational Databases, Database Software, SQL, Database Application, Distributed Computing, Cloud Computing Architecture, Cloud Deployment, Transaction Processing, Scalability, Development Environment
★ 4.2 (151) · Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Prompt Engineering, AI powered creativity, Generative AI Agents, Generative AI, Creative Design, ChatGPT, Conceptual Design, Image Quality, Content Creation, Artificial Intelligence
★ 4.4 (57) · Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Research Methodologies, Institutional Review Board (IRB), Research, Research Design, Qualitative Research, Surveys, Policy Analysis, Research, and Development, Community and Social Work, Ethical Standards And Conduct, Data Collection, Accountability, Case Studies, Informed Consent, Needs Assessment, Decision Making
★ 4.8 (153) · Beginner · Course · 1 - 3 Months

Queen Mary University of London
Skills you'll gain: Proposal Development, Market Research, Data Collection, Research Design, Proposal Writing, Research Reports, Research Methodologies, Business Research, Marketing Management, Marketing, Surveys, Report Writing, Research, Qualitative Research, Data Analysis, Focus Group, Business Ethics
★ 4.5 (87) · Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Oil and Gas, Petroleum Industry, Big Data, Data Management, Data Processing, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Process Engineering, Geostatistics, Image Analysis, Production Process, Machine Learning Methods, Energy and Utilities, Machine Learning, Predictive Modeling, Machine Learning Algorithms
★ 4.8 (63) · Beginner · Course · 1 - 4 Weeks

École normale supérieure
Skills you'll gain: Infographics, Statistical Visualization, Geospatial Mapping, Data Mapping, Geospatial Information and Technology, Graphic and Visual Design, Geographic Information Systems, Graphical Tools, Data Presentation, Color Theory, Layout Design, Design Elements And Principles, Descriptive Statistics
★ 4.6 (85) · Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Dashboard, Data Entry, Business Reporting, Data Cleansing, Data Visualization, Data Management, Data Maintenance, Auditing, Analytics, Data Validation, Data Integrity
★ 4.4 (37) · Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Qualitative Research, Research, Research Methodologies, Data Collection, Research Design, Social Sciences, Interviewing Skills, Psychology
★ 4.7 (54) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Model Based Systems Engineering, Failure Analysis, Simulation and Simulation Software, Technical Communication, System Programming
★ 4.6 (245) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Newsletters, Marketing Materials, Promotional Materials, Event Marketing, Target Audience, Email Marketing, Content Creation, Graphic Design, Analysis, Marketing Design, Marketing Communications, Digital Marketing
★ 4.1 (15) · Beginner · Guided Project · Less Than 2 Hours