🤖 Level up your chatbot knowledge with our latest AI course.

Join our free community Discord server here!

Learn React with us!

Get job-ready with our Career Toolbox Track's career advice, resume tips, and more 💼

Billy Chui

Melbourne, Australia

Open to Work

6,852

Total Points

•
3,262

JavaScript

3262 pts
Achievements

0 pts
Forum
•
1,663

CSS

1662 pts
Achievements

1 pts
Forum
•
1,361

HTML

1361 pts
Achievements

0 pts
Forum
•
261

Development Tools

261 pts
Achievements

0 pts
Forum
•
40

Digital Literacy

40 pts
Achievements

0 pts
Forum

Points are earned whenever you take an important action on Treehouse.
Learn more about when and how points are earned.

Skills & Experience

Spoken Languages
- Cantonese, Mandarin, English

80 Achievements

Achievement
100 Days of Code

Achieved
Aug 5, 2020
Achievement
What is Asynchronous Programming?

Asynchronous Programming with JavaScript

Achieved
May 27, 2020
Achievement
Callbacks and the DOM

Callback Functions in JavaScript

Achieved
May 26, 2020
Achievement
Callbacks with Timers

Callback Functions in JavaScript

Achieved
May 25, 2020
Achievement
Introduction to Callback Functions

Callback Functions in JavaScript

Achieved
May 24, 2020
Achievement
Programming AJAX

AJAX Basics

Achieved
May 23, 2020
Achievement
AJAX Concepts

AJAX Basics

Achieved
May 23, 2020
Achievement
Captioning Video

HTML Video and Audio

Achieved
May 21, 2020
Achievement
Media Basics

HTML Video and Audio

Achieved
May 21, 2020
Achievement
Structuring Tables

HTML Tables

Achieved
May 21, 2020
Achievement
Table Basics

HTML Tables

Achieved
May 21, 2020
Achievement
Working with jQuery Collections (2017)

jQuery Basics

Achieved
May 20, 2020
Achievement
Combine and Minify Assets

Introduction to Front End Performance Optimization

Achieved
May 20, 2020
Achievement
Understanding jQuery Events and DOM Traversal (2017)

jQuery Basics

Achieved
May 19, 2020
Achievement
Introducing jQuery (2017)

jQuery Basics

Achieved
May 16, 2020
Achievement
Creating an SVG

SVG Basics

Achieved
May 15, 2020
Achievement
Introduction to SVG

SVG Basics

Achieved
May 15, 2020
Achievement
JavaScript is Everywhere

The Landscape of JavaScript

Achieved
May 14, 2020
Achievement
Optimize Assets

Introduction to Front End Performance Optimization

Achieved
May 14, 2020
Achievement
Measuring Performance

Introduction to Front End Performance Optimization

Achieved
May 12, 2020
Achievement
Planning for Performance

Introduction to Front End Performance Optimization

Achieved
May 12, 2020
Achievement
Building Forms With Bootstrap

Bootstrap Basics

Achieved
May 12, 2020
Achievement
Using Bootstrap Components

Bootstrap Basics

Achieved
May 11, 2020
Achievement
Responsive Layouts With the Bootstrap Grid

Bootstrap Basics

Achieved
May 9, 2020
Achievement
Getting to Know Bootstrap 4

Bootstrap Basics

Achieved
May 7, 2020
Achievement
Traversing the DOM

JavaScript and the DOM (Retiring)

Achieved
May 7, 2020
Achievement
Responding to User Interaction

Interacting with the DOM

Achieved
May 5, 2020
Achievement
Making Changes to the DOM

JavaScript and the DOM (Retiring)

Achieved
May 3, 2020
Achievement
Getting a Handle on the DOM

JavaScript and the DOM (Retiring)

Achieved
May 2, 2020
Achievement
The Browser Environment

JavaScript and the DOM (Retiring)

Achieved
May 1, 2020
Achievement
Advanced Selectors

CSS Selectors

Achieved
May 1, 2020
Achievement
Going Further with Attribute Selectors and Pseudo-Classes

CSS Selectors

Achieved
May 1, 2020
Achievement
Selectors - Beyond the Basics

CSS Selectors

Achieved
Apr 30, 2020
Achievement
JavaScript Objects

JavaScript Loops, Arrays and Objects

Achieved
Apr 29, 2020
Achievement
JavaScript Arrays

JavaScript Loops, Arrays and Objects

Achieved
Apr 26, 2020
Achievement
JavaScript Loops

JavaScript Loops, Arrays and Objects

Achieved
Apr 24, 2020
Achievement
Choosing Options

HTML Forms

Achieved
Apr 20, 2020
Achievement
Organizing Forms

HTML Forms

Achieved
Apr 17, 2020
Achievement
Form Basics

HTML Forms

Achieved
Apr 17, 2020
Achievement
Building a Layout with Flexbox

CSS Flexbox Layout

Achieved
Apr 17, 2020
Achievement
Arrow Functions

JavaScript Functions

Achieved
Apr 10, 2020
Achievement
Pass Information Into Functions

JavaScript Functions

Achieved
Apr 9, 2020
Achievement
Create Reusable Code with Functions

JavaScript Functions

Achieved
Apr 9, 2020
Achievement
The Math Object

JavaScript Numbers

Achieved
Apr 8, 2020
Achievement
Working with Numbers

JavaScript Numbers

Achieved
Apr 7, 2020
Achievement
Making Decisions in Your Code with Conditional Statements

JavaScript Basics

Achieved
Apr 7, 2020
Achievement
Working With Strings

JavaScript Basics

Achieved
Apr 6, 2020
Achievement
Storing and Tracking Information with Variables

JavaScript Basics

Achieved
Apr 4, 2020
Achievement
Hello, JavaScript!

JavaScript Basics

Achieved
Apr 4, 2020
Achievement
Flexbox Properties

CSS Flexbox Layout

Achieved
Aug 22, 2019
Achievement
Understanding Flexbox

CSS Flexbox Layout

Achieved
Aug 17, 2019
Achievement
Responsive Patterns

Responsive Layouts

Achieved
Aug 16, 2019
Achievement
Media Queries

Responsive Layouts

Achieved
Aug 16, 2019
Achievement
Responsive Theory

Responsive Layouts

Achieved
Aug 14, 2019
Achievement
Positioning Page Content

CSS Layout Basics

Achieved
Aug 14, 2019
Achievement
CSS Layout Project

CSS Layout Basics

Achieved
Aug 10, 2019
Achievement
Page Layout with the Float Property

CSS Layout Basics

Achieved
Aug 9, 2019
Achievement
Controlling Layout with CSS Display Modes

CSS Layout Basics

Achieved
Aug 8, 2019
Achievement
Getting Started with CSS Layout

CSS Layout Basics

Achieved
Aug 6, 2019
Achievement
JavaScript Functions

JavaScript Basics (Retired)

Achieved
Aug 4, 2019
Achievement
JavaScript Conditional Statements

JavaScript Basics (Retired)

Achieved
Jul 30, 2019
Achievement
JavaScript Numbers

JavaScript Basics (Retired)

Achieved
Jul 26, 2019
Achievement
JavaScript Variables

JavaScript Basics (Retired)

Achieved
Jul 22, 2019
Achievement
Introducing JavaScript

JavaScript Basics (Retired)

Achieved
Jul 20, 2019
Achievement
Fundamental Concepts

CSS Basics (2014)

Achieved
Jul 13, 2019
Achievement
Designing with the Latest Features

CSS Basics (2014)

Achieved
Jul 13, 2019
Achievement
Basic Layout

CSS Basics (2014)

Achieved
Jul 4, 2019
Achievement
The Box Model

CSS Basics (2014)

Achieved
Jul 1, 2019
Achievement
Understanding Values and Units

CSS Basics (2014)

Achieved
Jun 30, 2019
Achievement
Basic Selectors

CSS Basics (2014)

Achieved
Jun 26, 2019
Achievement
Getting Started with CSS

CSS Basics (2014)

Achieved
Jun 25, 2019
Achievement
Going Further with HTML

HTML Basics

Achieved
Jun 24, 2019
Achievement
Images, Text and Links

HTML Basics

Achieved
Jun 24, 2019
Achievement
Structuring Your Content

HTML Basics

Achieved
Jun 22, 2019
Achievement
Getting Started With HTML

HTML Basics

Achieved
Jun 20, 2019
Achievement
Adding a New Web Page

Introduction to HTML and CSS (2016)

Achieved
Jun 20, 2019
Achievement
Make It Beautiful with CSS

Introduction to HTML and CSS (2016)

Achieved
Jun 20, 2019
Achievement
HTML: The Structural Foundation of Web Pages and Applications

Introduction to HTML and CSS (2016)

Achieved
Jun 20, 2019
Achievement
Getting Familiar with HTML and CSS

Introduction to HTML and CSS (2016)

Achieved
Jun 20, 2019
Achievement
Newbie

Achieved
Jun 20, 2019