JASON LEE

JASON LEE

Washington DC

13,616

Total Points

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

Skills & Experience

  • Spoken Languages

    • english
    • spanish

  • Looking for work

    Yes

162 Achievements

  • Achievement

    Handling Errors When Manipulating Data

    Modifying Data with SQL

    Achieved

    Jun 25, 2022

    Handling Errors When Manipulating Data
  • Achievement

    Deleting Data from a Database

    Modifying Data with SQL

    Achieved

    Jun 25, 2022

    Deleting Data from a Database
  • Achievement

    Updating Data in a Database

    Modifying Data with SQL

    Achieved

    Jun 24, 2022

    Updating Data in a Database
  • Achievement

    Adding Data to a Database

    Modifying Data with SQL

    Achieved

    Jun 24, 2022

    Adding Data to a Database
  • Achievement

    Finding the Data You Want

    SQL Basics

    Achieved

    Jun 18, 2022

    Finding the Data You Want
  • Achievement

    Getting Data from a Database

    SQL Basics

    Achieved

    Jun 14, 2022

    Getting Data from a Database
  • Achievement

    Data, Databases and SQL

    SQL Basics

    Achieved

    Jun 11, 2022

    Data, Databases and SQL
  • Achievement

    Timezones

    Dates and Times in Python

    Achieved

    Jun 7, 2022

    Timezones
  • Achievement

    Math Quiz App

    Dates and Times in Python

    Achieved

    Jun 4, 2022

    Math Quiz App
  • Achievement

    Dates and Times

    Dates and Times in Python

    Achieved

    May 31, 2022

    Dates and Times
  • Achievement

    Buggy Logs

    Write Better Python

    Achieved

    May 21, 2022

    Buggy Logs
  • Achievement

    Cleaner Code

    Write Better Python

    Achieved

    Mar 27, 2022

    Cleaner Code
  • Achievement

    Refactoring and Modularizing a REST API

    REST APIs with Express

    Achieved

    Mar 6, 2022

    Refactoring and Modularizing a REST API
  • Achievement

    Create, Read, Update, Delete

    REST APIs with Express

    Achieved

    Feb 27, 2022

    Create, Read, Update, Delete
  • Achievement

    Managing Data and Asynchronous Code

    REST APIs with Express

    Achieved

    Feb 25, 2022

    Managing Data and Asynchronous Code
  • Achievement

    Getting to Know REST APIs

    REST APIs with Express

    Achieved

    Feb 21, 2022

    Getting to Know REST APIs
  • Achievement

    Asynchronous Code in Express

    Asynchronous Code in Express

    Achieved

    Feb 20, 2022

    Asynchronous Code in Express
  • Achievement

    Serving Static Files in Express

    Express Basics

    Achieved

    Feb 11, 2022

    Serving Static Files in Express
  • Achievement

    Applying Express Knowledge

    Express Basics

    Achieved

    Feb 9, 2022

    Applying Express Knowledge
  • Achievement

    Middleware

    Express Basics

    Achieved

    Jan 29, 2022

    Middleware
  • Achievement

    Deeper into Routing with Express

    Express Basics

    Achieved

    Jan 16, 2022

    Deeper into Routing with Express
  • Achievement

    Using Templates with Express

    Express Basics

    Achieved

    Jan 15, 2022

    Using Templates with Express
  • Achievement

    Getting Started with Express

    Express Basics

    Achieved

    Jan 15, 2022

    Getting Started with Express
  • Achievement

    Updating and Uninstalling Packages with npm

    npm Basics (retiring)

    Achieved

    Jan 5, 2022

    Updating and Uninstalling Packages with npm
  • Achievement

    Installing Packages with npm

    npm Basics (retiring)

    Achieved

    Jan 5, 2022

    Installing Packages with npm
  • Achievement

    What is npm?

    npm Basics (retiring)

    Achieved

    Jan 5, 2022

    What is npm?
  • Achievement

    Managing Packages with NPM

    npm Basics

    Achieved

    Jan 5, 2022

    Managing Packages with NPM
  • Achievement

    Hello Node.js

    npm Basics

    Achieved

    Jan 4, 2022

    Hello Node.js
  • Achievement

    Creating a Memory Game

    Basic Object-Oriented Python

    Achieved

    Jan 4, 2022

    Creating a Memory Game
  • Achievement

    HTTP Methods and Headers

    Build a Simple Dynamic Site with Node.js

    Achieved

    Dec 29, 2021

    HTTP Methods and Headers
  • Achievement

    Creating a Basic Template Engine in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Dec 26, 2021

    Creating a Basic Template Engine in Node.js
  • Achievement

    Handling Routes in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Dec 25, 2021

    Handling Routes in Node.js
  • Achievement

    Creating a Simple Server in Node.js

    Build a Simple Dynamic Site with Node.js

    Achieved

    Dec 24, 2021

    Creating a Simple Server in Node.js
  • Achievement

    GET and POST Requests in a Browser

    HTTP Basics

    Achieved

    Dec 24, 2021

    GET and POST Requests in a Browser
  • Achievement

    Introduction to HTTP

    HTTP Basics

    Achieved

    Dec 24, 2021

    Introduction to HTTP
  • Achievement

    Creating a Command Line Weather Application

    Node.js Basics 2017

    Achieved

    Dec 7, 2021

    Creating a Command Line Weather Application
  • Achievement

    Handling Errors in Node

    Node.js Basics 2017

    Achieved

    Dec 6, 2021

    Handling Errors in Node
  • Achievement

    Getting Data From an API With Node

    Node.js Basics 2017

    Achieved

    Dec 6, 2021

    Getting Data From an API With Node
  • Achievement

    Introduction to Node.js

    Node.js Basics 2017

    Achieved

    Dec 5, 2021

    Introduction to Node.js
  • Achievement

    Emulating Built-ins

    Basic Object-Oriented Python

    Achieved

    Dec 5, 2021

    Emulating Built-ins
  • Achievement

    Welcome to OOP

    Basic Object-Oriented Python

    Achieved

    Dec 5, 2021

    Welcome to OOP
  • Achievement

    Chrome DevTools Basics

    Website Optimization

    Achieved

    Dec 5, 2021

    Chrome DevTools Basics
  • Achievement

    Captioning Video

    HTML Video and Audio

    Achieved

    Dec 5, 2021

    Captioning Video
  • Achievement

    Media Basics

    HTML Video and Audio

    Achieved

    Dec 4, 2021

    Media Basics
  • Achievement

    Structuring Tables

    HTML Tables

    Achieved

    Dec 4, 2021

    Structuring Tables
  • Achievement

    Table Basics

    HTML Tables

    Achieved

    Dec 4, 2021

    Table Basics
  • Achievement

    Iterating and Packing with Dictionaries

    Introducing Dictionaries

    Achieved

    Dec 4, 2021

    Iterating and Packing with Dictionaries
  • Achievement

    Get Involved in Open Source

    GitHub Basics

    Achieved

    Dec 4, 2021

    Get Involved in Open Source
  • Achievement

    Combine and Minify Assets

    Introduction to Front End Performance Optimization

    Achieved

    Dec 2, 2021

    Combine and Minify Assets
  • Achievement

    Optimize Assets

    Introduction to Front End Performance Optimization

    Achieved

    Dec 2, 2021

    Optimize Assets
  • Achievement

    Measuring Performance

    Introduction to Front End Performance Optimization

    Achieved

    Dec 1, 2021

    Measuring Performance
  • Achievement

    Planning for Performance

    Introduction to Front End Performance Optimization

    Achieved

    Nov 30, 2021

    Planning for Performance
  • Achievement

    Going Further with Grid Layout

    CSS Grid Layout

    Achieved

    Nov 28, 2021

    Going Further with Grid Layout
  • Achievement

    Flexible Sized Grids

    CSS Grid Layout

    Achieved

    Nov 28, 2021

    Flexible Sized Grids
  • Achievement

    Introducing Grid Layout

    CSS Grid Layout

    Achieved

    Nov 28, 2021

    Introducing Grid Layout
  • Achievement

    Create a Web Presence on GitHub

    GitHub Basics

    Achieved

    Nov 28, 2021

    Create a Web Presence on GitHub
  • Achievement

    Introducing Dictionaries

    Introducing Dictionaries

    Achieved

    Nov 28, 2021

    Introducing Dictionaries
  • Achievement

    Sequence Operations

    Python Sequences

    Achieved

    Nov 28, 2021

    Sequence Operations
  • Achievement

    Sequence Iterations

    Python Sequences

    Achieved

    Nov 28, 2021

    Sequence Iterations
  • Achievement

    Working on a Team

    GitHub Basics

    Achieved

    Nov 27, 2021

    Working on a Team
  • Achievement

    Exploring Async/Await

    Asynchronous Programming with JavaScript

    Achieved

    Nov 25, 2021

    Exploring Async/Await
  • Achievement

    Understanding Promises

    Asynchronous Programming with JavaScript

    Achieved

    Nov 24, 2021

    Understanding Promises
  • Achievement

    Asynchronous JavaScript with Callbacks

    Asynchronous Programming with JavaScript

    Achieved

    Nov 22, 2021

    Asynchronous JavaScript with Callbacks
  • Achievement

    What is Asynchronous Programming?

    Asynchronous Programming with JavaScript

    Achieved

    Nov 22, 2021

    What is Asynchronous Programming?
  • Achievement

    Programming AJAX

    AJAX Basics

    Achieved

    Nov 22, 2021

    Programming AJAX
  • Achievement

    AJAX Concepts

    AJAX Basics

    Achieved

    Nov 21, 2021

    AJAX Concepts
  • Achievement

    Building Forms With Bootstrap

    Bootstrap Basics

    Achieved

    Nov 20, 2021

    Building Forms With Bootstrap
  • Achievement

    Using Bootstrap Components

    Bootstrap Basics

    Achieved

    Nov 19, 2021

    Using Bootstrap Components
  • Achievement

    Responsive Layouts With the Bootstrap Grid

    Bootstrap Basics

    Achieved

    Nov 18, 2021

    Responsive Layouts With the Bootstrap Grid
  • Achievement

    Getting to Know Bootstrap 4

    Bootstrap Basics

    Achieved

    Nov 17, 2021

    Getting to Know Bootstrap 4
  • Achievement

    Working By Yourself

    GitHub Basics

    Achieved

    Nov 17, 2021

    Working By Yourself
  • Achievement

    Adding the Game Logic

    Object-Oriented JavaScript: Challenge

    Achieved

    Nov 11, 2021

    Adding the Game Logic
  • Achievement

    Making the Game Interactive

    Object-Oriented JavaScript: Challenge

    Achieved

    Nov 10, 2021

    Making the Game Interactive
  • Achievement

    Rendering the Game

    Object-Oriented JavaScript: Challenge

    Achieved

    Nov 9, 2021

    Rendering the Game
  • Achievement

    Building Constructor Methods and Generating Objects

    Object-Oriented JavaScript: Challenge

    Achieved

    Nov 7, 2021

    Building Constructor Methods and Generating Objects
  • Achievement

    Introducing 'Four in a Row'

    Object-Oriented JavaScript: Challenge

    Achieved

    Nov 6, 2021

    Introducing 'Four in a Row'
  • Achievement

    Hello, GitHub!

    GitHub Basics

    Achieved

    Nov 4, 2021

    Hello, GitHub!
  • Achievement

    Packing and Unpacking

    Functions, Packing, and Unpacking

    Achieved

    Nov 4, 2021

    Packing and Unpacking
  • Achievement

    Getting Info In and Out of Functions

    Functions, Packing, and Unpacking

    Achieved

    Nov 4, 2021

    Getting Info In and Out of Functions
  • Achievement

    Introduction to Functions

    Functions, Packing, and Unpacking

    Achieved

    Nov 4, 2021

    Introduction to Functions
  • Achievement

    Getting to Know Tuples

    Introducing Tuples

    Achieved

    Nov 4, 2021

    Getting to Know Tuples
  • Achievement

    Practicing Getters and Setters

    Practice Getters and Setters in JavaScript

    Achieved

    Nov 3, 2021

    Practicing Getters and Setters
  • Achievement

    Getters and Setters

    Object-Oriented JavaScript

    Achieved

    Nov 3, 2021

    Getters and Setters
  • Achievement

    Practicing Classes

    Practice Classes in JavaScript

    Achieved

    Nov 2, 2021

    Practicing Classes
  • Achievement

    Working with Classes in JavaScript

    Object-Oriented JavaScript

    Achieved

    Nov 2, 2021

    Working with Classes in JavaScript
  • Achievement

    GitHub and Other Remote Repositories

    Introduction to Git

    Achieved

    Nov 2, 2021

    GitHub and Other Remote Repositories
  • Achievement

    Practicing Object Basics

    Practice Object Basics in JavaScript

    Achieved

    Nov 1, 2021

    Practicing Object Basics
  • Achievement

    Object Basics

    Object-Oriented JavaScript

    Achieved

    Nov 1, 2021

    Object Basics
  • Achievement

    Introduction to Object-Oriented JavaScript

    Object-Oriented JavaScript

    Achieved

    Oct 31, 2021

    Introduction to Object-Oriented JavaScript
  • Achievement

    Advanced Selectors

    CSS Selectors

    Achieved

    Oct 31, 2021

    Advanced Selectors
  • Achievement

    Going Further with Attribute Selectors and Pseudo-Classes

    CSS Selectors

    Achieved

    Oct 31, 2021

    Going Further with Attribute Selectors and Pseudo-Classes
  • Achievement

    Build an Application

    Introducing Lists

    Achieved

    Oct 30, 2021

    Build an Application
  • Achievement

    Managing Committed Files

    Introduction to Git

    Achieved

    Oct 30, 2021

    Managing Committed Files
  • Achievement

    Selectors - Beyond the Basics

    CSS Selectors

    Achieved

    Oct 30, 2021

    Selectors - Beyond the Basics
  • Achievement

    Using Lists

    Introducing Lists

    Achieved

    Oct 29, 2021

    Using Lists
  • Achievement

    First Commits

    Introduction to Git

    Achieved

    Oct 29, 2021

    First Commits
  • Achievement

    Choosing Options

    HTML Forms

    Achieved

    Oct 29, 2021

    Choosing Options
  • Achievement

    Organizing Forms

    HTML Forms

    Achieved

    Oct 29, 2021

    Organizing Forms
  • Achievement

    Form Basics

    HTML Forms

    Achieved

    Oct 29, 2021

    Form Basics
  • Achievement

    Meet Lists

    Introducing Lists

    Achieved

    Oct 29, 2021

    Meet Lists
  • Achievement

    Building a Layout with Flexbox

    CSS Flexbox Layout

    Achieved

    Oct 28, 2021

    Building a Layout with Flexbox
  • Achievement

    Flexbox Properties

    CSS Flexbox Layout

    Achieved

    Oct 28, 2021

    Flexbox Properties
  • Achievement

    Understanding Flexbox

    CSS Flexbox Layout

    Achieved

    Oct 25, 2021

    Understanding Flexbox
  • Achievement

    Practice Functions

    Practice Creating and Using Functions in Python

    Achieved

    Oct 24, 2021

    Practice Functions
  • Achievement

    All Together Now

    Python Basics

    Achieved

    Oct 24, 2021

    All Together Now
  • Achievement

    Functions and Looping

    Python Basics

    Achieved

    Oct 24, 2021

    Functions and Looping
  • Achievement

    Responsive Patterns

    Responsive Layouts

    Achieved

    Oct 24, 2021

    Responsive Patterns
  • Achievement

    Media Queries

    Responsive Layouts

    Achieved

    Oct 24, 2021

    Media Queries
  • Achievement

    Responsive Theory

    Responsive Layouts

    Achieved

    Oct 24, 2021

    Responsive Theory
  • Achievement

    Mobile-First CSS Layout

    Mobile-First CSS Layout

    Achieved

    Oct 24, 2021

    Mobile-First CSS Layout
  • Achievement

    Types and Branching

    Python Basics

    Achieved

    Oct 23, 2021

    Types and Branching
  • Achievement

    Meet Python

    Python Basics

    Achieved

    Oct 23, 2021

    Meet Python
  • Achievement

    Finishing Touches

    Enhancing Design with CSS

    Achieved

    Oct 22, 2021

    Finishing Touches
  • Achievement

    Styling Images

    Enhancing Design with CSS

    Achieved

    Oct 22, 2021

    Styling Images
  • Achievement

    Styling Boxes

    Enhancing Design with CSS

    Achieved

    Oct 22, 2021

    Styling Boxes
  • Achievement

    Styling Text

    Enhancing Design with CSS

    Achieved

    Oct 21, 2021

    Styling Text
  • Achievement

    CSS Media Queries

    CSS Layout

    Achieved

    Oct 20, 2021

    CSS Media Queries
  • Achievement

    CSS Layout Techniques

    CSS Layout

    Achieved

    Oct 19, 2021

    CSS Layout Techniques
  • Achievement

    Box Model Concepts

    CSS Layout

    Achieved

    Oct 18, 2021

    Box Model Concepts
  • Achievement

    The CSS Box Model

    CSS Layout

    Achieved

    Oct 17, 2021

    The CSS Box Model
  • Achievement

    Fundamental Concepts

    CSS Basics

    Achieved

    Oct 17, 2021

    Fundamental Concepts
  • Achievement

    Understanding Values and Units

    CSS Basics

    Achieved

    Oct 17, 2021

    Understanding Values and Units
  • Achievement

    Basic Selectors

    CSS Basics

    Achieved

    Oct 17, 2021

    Basic Selectors
  • Achievement

    Getting Started with CSS

    CSS Basics

    Achieved

    Oct 15, 2021

    Getting Started with CSS
  • Achievement

    Going Further with HTML

    HTML Basics

    Achieved

    Oct 14, 2021

    Going Further with HTML
  • Achievement

    Images, Text and Links

    HTML Basics

    Achieved

    Oct 12, 2021

    Images, Text and Links
  • Achievement

    Structuring Your Content

    HTML Basics

    Achieved

    Oct 10, 2021

    Structuring Your Content
  • Achievement

    Getting Started With HTML

    HTML Basics

    Achieved

    Oct 8, 2021

    Getting Started With HTML
  • Achievement

    Adding a New Web Page

    Introduction to HTML and CSS

    Achieved

    Oct 6, 2021

    Adding a New Web Page
  • Achievement

    Make It Beautiful with CSS

    Introduction to HTML and CSS

    Achieved

    Oct 4, 2021

    Make It Beautiful with CSS
  • Achievement

    HTML: The Structural Foundation of Web Pages and Applications

    Introduction to HTML and CSS

    Achieved

    Oct 3, 2021

    HTML: The Structural Foundation of Web Pages and Applications
  • Achievement

    Getting Familiar with HTML and CSS

    Introduction to HTML and CSS

    Achieved

    Oct 3, 2021

    Getting Familiar with HTML and CSS
  • Achievement

    Build an Accessible Form

    Accessibility For Web Developers

    Achieved

    Oct 3, 2021

    Build an Accessible Form
  • Achievement

    Introduction To Accessibility

    Accessibility For Web Developers

    Achieved

    Oct 3, 2021

    Introduction To Accessibility
  • Achievement

    Improving the Application Code

    DOM Scripting By Example

    Achieved

    Oct 2, 2021

    Improving the Application Code
  • Achievement

    Editing and Filtering Names

    DOM Scripting By Example

    Achieved

    Sep 30, 2021

    Editing and Filtering Names
  • Achievement

    Adding and Removing Names

    DOM Scripting By Example

    Achieved

    Sep 27, 2021

    Adding and Removing Names
  • Achievement

    Traversing the DOM

    Interacting with the DOM

    Achieved

    Sep 26, 2021

    Traversing the DOM
  • Achievement

    Responding to User Interaction

    Interacting with the DOM

    Achieved

    Sep 26, 2021

    Responding to User Interaction
  • Achievement

    Making Changes to the DOM

    JavaScript and the DOM

    Achieved

    Sep 26, 2021

    Making Changes to the DOM
  • Achievement

    Getting a Handle on the DOM

    JavaScript and the DOM

    Achieved

    Sep 23, 2021

    Getting a Handle on the DOM
  • Achievement

    The Browser Environment

    JavaScript and the DOM

    Achieved

    Sep 20, 2021

    The Browser Environment
  • Achievement

    JavaScript Tools and Workflows

    The Landscape of JavaScript

    Achieved

    Sep 19, 2021

    JavaScript Tools and Workflows
  • Achievement

    JavaScript is Everywhere

    The Landscape of JavaScript

    Achieved

    Sep 19, 2021

    JavaScript is Everywhere
  • Achievement

    Loop Through Objects

    JavaScript Objects

    Achieved

    Sep 19, 2021

    Loop Through Objects
  • Achievement

    Object Basics

    JavaScript Objects

    Achieved

    Sep 19, 2021

    Object Basics
  • Achievement

    Multidimensional Arrays

    JavaScript Arrays

    Achieved

    Sep 18, 2021

    Multidimensional Arrays
  • Achievement

    Loop Through Arrays

    JavaScript Arrays

    Achieved

    Sep 17, 2021

    Loop Through Arrays
  • Achievement

    Store Multiple Values in an Array

    JavaScript Arrays

    Achieved

    Sep 15, 2021

    Store Multiple Values in an Array
  • Achievement

    Working with 'for' Loops

    JavaScript Loops

    Achieved

    Sep 13, 2021

    Working with 'for' Loops
  • Achievement

    Simplify Repetitive Tasks with Loops

    JavaScript Loops

    Achieved

    Sep 12, 2021

    Simplify Repetitive Tasks with Loops
  • Achievement

    Using Template Literals

    Getting Started With ES2015

    Achieved

    Sep 12, 2021

    Using Template Literals
  • Achievement

    Arrow Functions

    JavaScript Functions

    Achieved

    Sep 12, 2021

    Arrow Functions
  • Achievement

    Pass Information Into Functions

    JavaScript Functions

    Achieved

    Sep 12, 2021

    Pass Information Into Functions
  • Achievement

    Create Reusable Code with Functions

    JavaScript Functions

    Achieved

    Sep 11, 2021

    Create Reusable Code with Functions
  • Achievement

    The Math Object

    JavaScript Numbers

    Achieved

    Sep 11, 2021

    The Math Object
  • Achievement

    Working with Numbers

    JavaScript Numbers

    Achieved

    Sep 9, 2021

    Working with Numbers
  • Achievement

    Making Decisions in Your Code with Conditional Statements

    JavaScript Basics

    Achieved

    Sep 6, 2021

    Making Decisions in Your Code with Conditional Statements
  • Achievement

    Working With Strings

    JavaScript Basics

    Achieved

    Sep 6, 2021

    Working With Strings
  • Achievement

    Storing and Tracking Information with Variables

    JavaScript Basics

    Achieved

    Sep 6, 2021

    Storing and Tracking Information with Variables
  • Achievement

    Hello, JavaScript!

    JavaScript Basics

    Achieved

    Sep 5, 2021

    Hello, JavaScript!
  • Achievement

    Newbie

    Achieved

    Sep 5, 2021

    Newbie