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.

Skills you'll gain: Search Engine Optimization, Case Studies, Process Improvement and Optimization, Web Analytics and SEO, Competitive Analysis, Keyword Research, Content Strategy, Business Strategy, Marketing Strategies, Analysis, Auditing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Test Tools, Browser Compatibility, Software Testing, Test Automation, Continuous Integration, Cloud Applications, CI/CD, Regression Testing, Mobile Development Tools, Cloud Platforms, Verification And Validation, Quality Assurance, UI Components, User Interface (UI), Automation, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Modeling, Data Storytelling, Business Intelligence, Interactive Data Visualization, Data Analysis Expressions (DAX), Dashboard, Data Transformation, Data Presentation, Data Visualization Software, Extract, Transform, Load, Cloud Deployment, Data Cleansing, Data Import/Export, Management Reporting
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Effectiveness, Marketing Analytics, Google Analytics, Web Analytics, Verification And Validation, Goal Setting, Web Analytics and SEO, Performance Metric, Transaction Processing, Data Validation, System Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Unreal Engine, 3D Assets, Visualization (Computer Graphics), Animations, Computer Graphics, Video Game Development
Advanced · Course · 1 - 3 Months

Skills you'll gain: Model View Controller, Software Design Patterns, Java Platform Enterprise Edition (J2EE), Web Applications, Back-End Web Development, Server Side, Data Access, Integrated Development Environments, Employee Performance Management, Registration, Databases, Authentications
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, 3D Assets, Video Game Development, Virtual Environment, Animation and Game Design, Performance Tuning, Event-Driven Programming, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Lifecycle Management, DevSecOps, Azure DevOps, DevOps, Continuous Delivery, Software Quality Assurance, Release Management, Secure Coding, CI/CD, Git (Version Control System), Verification And Validation, Continuous Integration, GitHub, Software Testing, Security Controls, Software Development Tools, Data Governance, Continuous Deployment, Cyber Governance, Version Control
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Unreal Engine, 3D Assets, Animation and Game Design, Animations, Computer Graphics, Video Game Development, Image Quality, Data Import/Export
Intermediate · Course · 3 - 6 Months

Xi'an Jiaotong University
Skills you'll gain: Database Design, System Testing, User Interface (UI) Design, .NET Framework, Software Testing, Databases, ASP.NET, C# (Programming Language), Web Applications, Application Development, Software Development, SQL
Mixed · Course · 1 - 3 Months

Skills you'll gain: Marketing Management, Digital Marketing, Market Analysis, Branding
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Content Performance Analysis, Web Analytics and SEO, Search Engine Optimization, Keyword Research, Web Analytics, Marketing Analytics, Digital Marketing, Web Content, Semantic Web, Content Management Systems
Beginner · Course · 1 - 4 Weeks