Modern Web Development with HTML5, JavaScript (ES2024) and CSS3

Duration: 5 days

This training provides a comprehensive introduction to modern web development with HTML5, current JavaScript standards (ES2024), and CSS3. The fundamentals taught are essential for developing modern web applications, Progressive Web Apps (PWAs), and Single Page Applications (SPAs).

Who Should Attend

• Developers and technical professionals who want to deepen their skills in Modern Web Development with HTML5, JavaScript (ES2024) and CSS3.
• Architects and team leads evaluating practical implementation patterns.
• Teams adopting modern engineering practices for delivery and operations.

Prerequisites

• Basic software development experience
• Familiarity with common development tools and workflows
• Interest in applying the course topics in real projects

Learning Goals

• Understand the core concepts and architecture behind the course topic
• Apply recommended implementation patterns in practical scenarios
• Build and validate solutions using modern tooling and workflows
• Troubleshoot common issues and improve reliability
• Plan next steps for production-ready adoption

Course Content

• Modern HTML5 and Semantic Web

  • Semantic HTML5 elements and accessibility (a11y)
  • Web Components and Custom Elements
  • Progressive Enhancement and Graceful Degradation
  • SEO-optimized HTML structures
  • ARIA and Accessibility Best Practices
  • Modern development environment (VS Code, Extensions, DevTools)

• JavaScript ES2024+ and Modern Language Features

  • ES2024+ Syntax: Optional Chaining, Nullish Coalescing, Top-level await
  • Modules (ESM) and modern Import/Export patterns
  • Template Literals and Tagged Templates
  • Destructuring, Spread/Rest Operators
  • Arrow Functions and Lexical Scoping
  • Classes, Inheritance and Private Fields
  • Promises, async/await and modern Asynchronous patterns
  • Iterators, Generators and Async Iterators

• Modern CSS3 and Layout Techniques

  • CSS Grid Layout for complex layouts
  • Flexbox for flexible component layouts
  • CSS Custom Properties (CSS Variables)
  • Container Queries and Element Queries
  • CSS Logical Properties for internationalization
  • CSS Cascade Layers and @layer
  • Modern CSS Selectors (:has(), :is(), :where())
  • CSS Houdini and Paint API
  • PostCSS and CSS-in-JS approaches

• Responsive Design and Mobile-First

  • Mobile-First Design Patterns
  • Advanced Media Queries and breakpoint strategies
  • Touch gestures and mobile interaction patterns
  • Performance for mobile devices
  • Progressive Web App (PWA) Design Principles

• Modern Web APIs and Browser Features

  • Fetch API and modern HTTP client patterns
  • Web Storage (localStorage, sessionStorage, IndexedDB)
  • Web Workers and Shared Workers
  • Service Workers for offline functionality
  • Push Notifications and Background Sync
  • WebAssembly (WASM) Integration

• Asynchronous Programming and State Management

  • Promise patterns and error handling
  • async/await best practices
  • RxJS and Reactive Programming
  • State Management patterns (Redux, Zustand, Context API)
  • WebSockets and Server-Sent Events (SSE)

• Component-Based Architecture

  • Vanilla JavaScript Components
  • Web Components (Custom Elements, Shadow DOM, HTML Templates)
  • Component Lifecycle and State Management

• Progressive Web Apps (PWAs)

  • Service Worker Lifecycle and caching strategies
  • App Manifest and installation
  • Offline-First Design Patterns
  • Background Sync and Push Notifications

• Performance and Optimization

  • Core Web Vitals (LCP, FID, CLS)
  • Critical Rendering Path Optimization
  • Lazy Loading and Code Splitting
  • Image Optimization (WebP, AVIF, Responsive Images)
  • Bundle Analysis and Tree Shaking

• Modern Development Tools and Workflows

  • Vite and modern build tools
  • Package Managers (npm, yarn, pnpm)
  • TypeScript fundamentals and integration
  • ESLint, Prettier and code quality tools
  • CI/CD for frontend projects
  • Testing (Jest, Vitest, Playwright, Testing Library)

• Web Security and Best Practices

  • Content Security Policy (CSP)
  • Cross-Origin Resource Sharing (CORS)
  • Authentication patterns (JWT, OAuth)
  • XSS, CSRF and other security vulnerabilities

• TypeScript Fundamentals

  • TypeScript types and interfaces
  • Generics and Advanced Types
  • Integration with JavaScript projects

• Testing and Debugging

  • Unit Testing with Jest/Vitest
  • Integration Testing with Testing Library
  • End-to-End Testing with Playwright/Cypress

• Deployment and DevOps

  • Static Site Hosting (Netlify, Vercel, GitHub Pages)
  • CDN and Edge Computing
  • Monitoring and Analytics
  • Performance Budgets and Continuous Performance

Hands-on Labs

• Set up a working project baseline for the course topic
• Implement a core feature and validate expected behavior
• Integrate testing or automation to improve quality and repeatability

Outcomes

After completing this course, participants can apply the covered concepts and tooling to implement reliable solutions in real-world projects.