DOM courses can help you learn how browsers interpret and structure web pages through the Document Object Model. You can build skills in selecting and modifying elements, handling events, and updating content dynamically. Many courses introduce tools such as JavaScript, browser dev tools, and debugging methods that support creating interactive and responsive web experiences.

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Script Development, Development Testing, Software Testing, Testability, Java, Test Case
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Software Versioning, Image Quality, Web Development Tools, Web Content, Front-End Web Development, Web Presence, Web Servers, Frontend Performance
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Object Oriented Programming (OOP), User Interface (UI), Object Oriented Design, Computer Programming, User Interface (UI) Design, Algorithms, Software Engineering, Geospatial Mapping, Programming Principles, Software Documentation
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Data-Driven Marketing, Marketing Analytics, Search Engine Optimization, Web Analytics, Web Analytics and SEO, Online Advertising, Data Visualization, Analytics, Model Evaluation, Digital Marketing, Apache Hadoop, Digital Advertising, Digital Marketing Tools, Machine Learning Methods, AI Personalization, Advertising, Social Media Strategy, Predictive Modeling
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Java Programming, Object Oriented Design, Software Design, Code Reusability, Records Management, Programming Principles, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Automation, Cascading Style Sheets (CSS)
Intermediate · Course · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Structural Analysis, Construction, Structural Engineering, Architecture and Construction, Civil Engineering, Materials science, Engineering Analysis, Engineering Calculations, Safety Assurance, Mechanics, Design, Physics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Terraform, Devops Tools, Amazon Web Services, Kubernetes, IT Automation, Code Reusability, Amazon Elastic Compute Cloud, Command-Line Interface, Configuration Management, Debugging
Intermediate · Course · 3 - 6 Months