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.

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Search Engine Marketing, Keyword Research, Google Analytics, Web Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Competitive Analysis, Market Research, User Story, User Interface (UI), Competitive Intelligence, Usability, Persona Development, Microsoft Copilot, Product Development, Market Analysis, Product Management, Product Lifecycle Management, Design Thinking, Product Roadmaps, User Interface (UI) Design, Market Opportunities, Regulation and Legal Compliance, Data Ethics, Responsible AI, Data Governance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: CI/CD, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Test Automation, Unit Testing, Software Testing, Verification And Validation, Test Case, Test Driven Development (TDD), Integration Testing, Debugging, Mockups
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Database Application, Full-Stack Web Development, Web Applications, Model View Controller, Authentications, Business Logic, SQL
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Electric Power Systems, Electrical Systems, Electrical Power, Energy and Utilities, Basic Electrical Systems, Building Services Engineering, Sustainable Technologies, Cost Estimation, Engineering Calculations, Safety Standards, Environmental Issue, Systems Of Measurement, Technical Standard
Beginner · Course · 1 - 3 Months

University of Arizona
Skills you'll gain: Integrated Marketing Communications, Persona Development, Consumer Behaviour, Marketing Psychology, Target Audience, Marketing Strategies, Strategic Marketing, Marketing, Customer Insights, Brand Strategy, Marketing Communications, Branding, Storytelling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Database Design, Databases, PostgreSQL, SQL, Database Management, Query Languages, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Data Transformation, Dashboard, Statistical Visualization, Data Visualization Software, Statistical Analysis, Data Manipulation, Scatter Plots, Time Series Analysis and Forecasting, Correlation Analysis, Event Monitoring, Security Information and Event Management (SIEM), Geospatial Mapping
Beginner · Course · 1 - 4 Weeks
Macquarie University
Skills you'll gain: Excel Formulas, Dashboard, Microsoft Excel, Spreadsheet Software, Data Preprocessing, Data Literacy, Data Manipulation, Data Presentation, Excel Macros, Data Storytelling, Data Analysis Software, Business Analytics, Pivot Tables And Charts, Financial Forecasting, Analytical Skills, Advanced Analytics, Business Mathematics, Financial Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Flutter (Software), Mobile Development, Application Development, Data Validation, User Interface (UI) Design, User Interface (UI), Application Design, Cross Platform Development, Interactive Design, Human Computer Interaction, Interaction Design, User Flows, Scalability, Usability, Verification And Validation, Maintainability, Image Quality
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Prompt Engineering, User Story, New Product Development, Model Based Systems Engineering, Model Evaluation, Failure Analysis, Sustainable Business, Data Mining, Field-Programmable Gate Array (FPGA), Delegation Skills, Real-Time Operating Systems, Object Oriented Design, Sampling (Statistics), Proposal Writing, Supplier Management, Accountability, Data Ethics, Sustainability Reporting, Database Design, Sustainable Design
Earn a degree
Degree · 1 - 4 Years