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.

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Agentic Workflows, Generative AI Agents, Gemini, AI Enablement, Generative AI, AI Product Strategy, Tool Calling, ChatGPT, Agentic systems, OpenAI, Storyboarding, Context Engineering, AI literacy, Artificial Intelligence, Context Management, Image Analysis, Process Optimization, Business, Productivity
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cucumber (Software), Software Testing, Selenium (Software), Gherkin (Scripting Language), JUnit, Verification And Validation, Test Automation, Unit Testing, Security Testing, Regression Testing, Test Case, Software Development Tools, Testability, White-Box Testing, Behavior-Driven Development, Code Coverage, Performance Testing, Development Testing, Test Engineering
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Access, Excel Macros, Electronic Medical Record System, Clinic Management Systems, Health Information Management, Medical Records, Medical History Documentation, Case Report Forms, Microsoft Excel, Databases, SQL, Database Management Systems, Microsoft Project, Database Management, Database Systems, Patient Observation, Automation, Operations, Design, Business
Mixed · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Power BI, Data Presentation, Dashboard Creation, Microsoft Excel, Dashboard, Microsoft Power Platform, Excel Formulas, Business Intelligence Software, Data Modeling, Datamaps, Data Manipulation, Business Reporting, Data Sharing, Extract, Transform, Load, Data Entry, Data Analysis, Data Storytelling, Analytics, Trend Analysis, Data Management
Beginner · Specialization · 3 - 6 Months

Sage Publications
Skills you'll gain: Sales Management, Supply Chain Planning, Sales Operations, Supply Chain, Supply Chain Systems, B2B Sales, Sales Strategy, Operations Management, Supply Management, Logistics Management, Consumer Behaviour, Supply Chain Management, Sales, Retail Sales, Conflict Management, Salesforce, Retail Store Operations, Cross-Channel Marketing, Team Leadership, Design
Beginner · Specialization · 3 - 6 Months

Stanford Online
Skills you'll gain: Community Organizing, Community Development, Community Outreach, Maternal Health, Community Health, Obstetrics And Gynecology, Gerontology, Child Health, Student Engagement, Health Disparities, Gynecology, Health Equity, Social Work, Social Justice, Family Planning, Social Determinants Of Health, Social and Human Services, Socioeconomics, Child Welfare, Health Education
Beginner · Course · 3 - 6 Months

Skills you'll gain: C# (Programming Language), Software Architecture, .NET Framework, Object Oriented Design, Distributed Computing, Scalability, Object Oriented Programming (OOP), Software Design, Object-Relational Mapping, Microservices, MongoDB, Data Access, Model View Controller, Performance Tuning, Computer Programming, Maintainability, NoSQL, Event-Driven Programming
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: PHP (Scripting Language), MySQL, Database Application, Database Development, Object Oriented Programming (OOP), Database Management, Secure Coding, Authentications, Web Applications, SQL, Network Protocols
Intermediate · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Innovation, Creativity, New Product Development, Ideation, Brainstorming, Process Development, Design Thinking, Product Management, Diversity and Inclusion, Process Management, Organizational Strategy, Team Management, Organizational Structure, Project Implementation, Business Modeling, Business Strategy, Leadership, Lean Methodologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Plant Operations and Management, Water Quality, Pump Stations, Energy and Utilities, Thermal Management, Mechanical Engineering, Chemical Engineering, Process Control, Process Engineering, Water Resource Management, Analytical Chemistry, Environmental Engineering, Water Resources, Equipment Design, Reliability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Learning Management Systems, Surveys, Course Development, Metadata Management, Training and Development, Instructional Design, Dashboard, Interactive Learning, System Configuration, Information Architecture, Digital Content, Content Development and Management, Content Management Systems, Education Software and Technology, Content Management, Management Training And Development, Interactive Design, Multimedia
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Management, Stakeholder Engagement, IT Management, Project Management, Information Technology, Project Risk Management, Agile Project Management, Agile Methodology, Project Planning, Relationship Building
Beginner · Course · 1 - 3 Months