Module/Week 3: API Integration & Performance

Module 7: Performance Optimization

Programme

Frontend Developer Internship

Module Number

7

Module Title

Performance Optimization

Duration

1 Week (15–18 Hours)

Level

Advanced

Prerequisites

Module 1 to Module 6

Tools Required

Visual Studio Code, Google Chrome, Chrome DevTools (Lighthouse, Performance Tab)

Overview

This module focuses on optimizing frontend applications for speed, efficiency, and better user experience. Performance is a critical factor in real-world applications, affecting user retention, SEO rankings, and overall usability. Learners will understand how browsers render web pages, identify performance bottlenecks, and apply optimization techniques for HTML, CSS, JavaScript, images, and network requests.

Objectives

  • Understand how browsers render web pages
  • Identify frontend performance bottlenecks
  • Optimize HTML, CSS, and JavaScript
  • Improve page load speed
  • Implement lazy loading techniques
  • Measure performance using developer tools

Course Content

8 Topics

Hands-on Tasks

  • Reduce page load time
  • Improve Lighthouse performance score
  • Implement lazy loading
  • Optimize CSS and JavaScript
  • index.html
  • style.css
  • script.js
  • Performance report screenshot

Learning Outcomes

  • Understand browser rendering behavior
  • Optimize frontend code for performance
  • Reduce page load time
  • Improve user experience
  • Analyze performance metrics
  • **Difficulty Level**: Hard (H)
  • **Module Type**: Optimization & Advanced Frontend