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.

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, HTML and CSS, Interactive Design, Usability, Web Design, Front-End Web Development
★ 4.9 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Search Engine Optimization, jQuery, Keyword Research, Application Deployment, Content Optimization, Program Development, Object Oriented Programming (OOP), Web Servers, Data Validation
Intermediate · Course · 1 - 4 Weeks

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 Presentation, Analytics, Model Evaluation, Digital Marketing, Apache Hadoop, Digital Advertising, Digital Marketing Tools, Machine Learning Methods, AI Personalization, Advertising, Social Media Strategy, Predictive Modeling
★ 4.6 (33) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: TypeScript, Object Oriented Design, Node.JS, Role-Based Access Control (RBAC), Object Oriented Programming (OOP), Webpack, React Redux, Back-End Web Development, React.js, Full-Stack Web Development, Web Development, MongoDB, Front-End Web Development, Javascript, Application Programming Interface (API), Software Design Patterns, API Design, Programming Principles, Software Development, Debugging
★ 4.7 (6) · Beginner · Specialization · 3 - 6 Months

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
★ 4.7 (3.7K) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: HubSpot CRM, Customer Relationship Management (CRM) Software, Lead Generation, Customer Relationship Management, Sales Development, Customer Data Management, Return On Investment, Salesforce, Data Management, Data Entry, Data Strategy
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Node.JS, Full-Stack Web Development, Web Applications, Authentications, Server Side, JavaScript Frameworks, Back-End Web Development, Restful API, Middleware, Database Application, Dataflow, Data Validation, NoSQL, TypeScript, Application Programming Interface (API), Object-Relational Mapping, Authorization (Computing), MongoDB, Databases, MySQL
★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Effectiveness, Data-Driven Marketing, Digital Marketing Campaigns, Marketing Analytics, Marketing Channel, Campaign Management, Digital Marketing, Campaign Planning, Marketing Budgets, Performance Measurement, Digital Marketing Tools, Marketing, Brand Awareness, digital literacy, Communication Systems, Devops Tools, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Data Integrity, Hypertext Markup Language (HTML), Verification And Validation, Scripting, Javascript, Web Applications
★ 4.7 (19) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Vue.JS, JavaScript Frameworks, Web Development Tools, Application Development, Front-End Web Development, Javascript, UI Components, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 4 Weeks

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: HTML and CSS, Cascading Style Sheets (CSS), Responsive Web Design, Web Design, Web Design and Development, Hypertext Markup Language (HTML), Usability, Front-End Web Development, UI Components, Web Development, Javascript, JavaScript Frameworks, Usability Testing, Web Content, Design, User Experience, User Experience Design
Mixed · Course · 1 - 4 Weeks