JavaScript Crash Course

JavaScript nowadays is far beyond clicks. It is what drives big telemetry dashboards and the most innovative AI apps. If you want to be among those who know JavaScript by heart, get ready for an ultimate challenge. Building highly efficient web environments or dealing with system design on another level, whatever task you have, you can solve it using this technology.

In this book, you will be moving rapidly from syntax to actual engineering tasks in the field of professional programming in JavaScript. After ES6+ and the event loop, we will focus on applying the gained knowledge. We will work on creating real-world code examples, such as e-commerce code snippets, and familiarize ourselves with modern frameworks and libraries such as React and Angular. The journey will take you to the world of visualizations using Three.js. We will also cover A11Y practices and integration of external APIs.

By the end of this book, you will become an engineer prepared to make important technical choices and manage your project. You will leave this program with an industry-grade portfolio, an understanding of high-performance architecture, and the interpersonal skills required to succeed anywhere in the tech world.

WHAT YOU WILL LEARN
● Master modern ES6+ syntax and the JavaScript event loop.
● Get the basics about React and Angular frameworks.
● Learn about using the Three.js library.
● Create real-world examples for use in e-commerce.
● Understand the transition from a coder to a confident technical leader.

WHO THIS BOOK IS FOR
The target audience of this book comprises individuals who want to develop themselves as web developers, people who wish to switch careers from other fields like design, data, and marketing to software development, and those who have learned coding on their own but lack knowledge about advanced systems.

1. Get started with JavaScript
2. The Basics
3. Running JavaScript
4. Operators and Math
5. Advanced Data Types
6. Data Manipulation
7. Conditional Statements
8. Loops
9. Functions
10. Browser Internals
11. HTML and CSS Quick Guide
12. DOM and Event
13. Media and Web
14. Asynchronous Programming
15. Error Handling
16. ES6+ Features
17. Object-oriented Programming
18. Popular Libraries and Frameworks
19. Best Practices
20. Future Trends and Career Path

Ievgen Lagoda is an experienced staff software engineer with more than 15 years of experience in the development of web applications and digital systems. His career spans a wide variety of projects, ranging from agile e-commerce startups to massive corporate applications. He has held key technical roles at industry leaders such as Google and EPAM Systems, as well as various small and medium-sized businesses.

Throughout his time in the industry, Eugene has mastered a diverse array of programming languages and technologies, including JavaScript, TypeScript, React, and Angular. He is a strong advocate for clean architecture and is dedicated to developing high-quality, scalable frontend solutions. Beyond his technical expertise, Eugene is an active community leader who regularly organizes and speaks at technical meetups, specifically focusing on supporting and mentoring the Ukrainian IT community.