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sungwon choe

Pittsburgh, PA

Open to Work

Software engineer and practitioner and coach of the spiritual martial art Gicheonmun

15,044

Total Points

•
2,661

CSS

2643 pts
Achievements

18 pts
Forum
•
1,916

Ruby

1904 pts
Achievements

12 pts
Forum
•
1,499

JavaScript

1499 pts
Achievements

0 pts
Forum
•
1,214

Development Tools

1182 pts
Achievements

32 pts
Forum
•
1,206

PHP

1206 pts
Achievements

0 pts
Forum
•
1,199

HTML

1199 pts
Achievements

0 pts
Forum
•
679

Java

679 pts
Achievements

0 pts
Forum
•
546

Android

546 pts
Achievements

0 pts
Forum
•
424

Business

424 pts
Achievements

0 pts
Forum
•
394

Python

394 pts
Achievements

0 pts
Forum
•
294

Design

294 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

Company

theFirehoseProject
Job Title

Full-Stack Development Mentor
Spoken Languages
- English (native)
- Korean (fluent)
- French (conversational)
- Mandarin Chinese (conversational)
- Mongolian (beginner)
Awards
- Toastmasters Competent Communicator Certificate 2011
Publications
- Running or Gaming, ACM ACE 2009
- ExerLink: enabling pervasive social exergames with heterogeneous exercise devices, ACM MobiSys 2012

193 Achievements

Achievement
HTTP Methods and Headers

Build a Simple Dynamic Site with Node.js

Achieved
May 21, 2015
Achievement
Creating a Basic Template Engine in Node.js

Build a Simple Dynamic Site with Node.js

Achieved
May 21, 2015
Achievement
Handling Routes in Node.js

Build a Simple Dynamic Site with Node.js

Achieved
May 21, 2015
Achievement
Creating a Simple Server in Node.js

Build a Simple Dynamic Site with Node.js

Achieved
May 21, 2015
Achievement
Building a Command Line Application

Node.js Basics (2014)

Achieved
May 21, 2015
Achievement
Introduction to Node.js

Node.js Basics (2014)

Achieved
May 13, 2015
Achievement
Testing and Debugging

Build a Simple Android App (2014)

Achieved
Jan 27, 2015
Achievement
Improving Our Code

Build a Simple Android App (2014)

Achieved
Jan 27, 2015
Achievement
Coding the Fun Facts

Build a Simple Android App (2014)

Achieved
Jan 27, 2015
Achievement
Basic Android Programming

Build a Simple Android App (2014)

Achieved
Jan 26, 2015
Achievement
Creating the Initial Screen Layout

Build a Simple Android App (2014)

Achieved
Jan 26, 2015
Achievement
Getting Started with Android

Build a Simple Android App (2014)

Achieved
Jan 26, 2015
Achievement
Delivering the MVP

Java Objects (Retired)

Achieved
Jan 25, 2015
Achievement
Creating the MVP

Java Objects (Retired)

Achieved
Jan 25, 2015
Achievement
Harnessing the Power of Objects

Java Objects (Retired)

Achieved
Jan 25, 2015
Achievement
Meet Objects

Java Objects (Retired)

Achieved
Jan 25, 2015
Achievement
Pick a Number! Any Number!

Python Basics (Retired)

Achieved
Dec 19, 2014
Achievement
Putting the "Fun" Back in "Functions"

Python Basics (Retired)

Achieved
Dec 19, 2014
Achievement
Shopping List

Python Basics (Retired)

Achieved
Dec 19, 2014
Achievement
Things That Count

Python Basics (Retired)

Achieved
Dec 19, 2014
Achievement
Ins & Outs

Python Basics (Retired)

Achieved
Dec 19, 2014
Achievement
Say Hello to Python

Python Basics (Retired)

Achieved
Dec 19, 2014
Achievement
Ruby Operators

Ruby Operators and Control Structures

Achieved
Nov 9, 2014
Achievement
Password Resets and Testing

User Authentication with Rails

Achieved
Nov 1, 2014
Achievement
Adding User Support to Our Application

User Authentication with Rails

Achieved
Oct 30, 2014
Achievement
Perfecting the Prototype

Java Basics

Achieved
Oct 30, 2014
Achievement
Using your New Tools

Java Basics

Achieved
Oct 30, 2014
Achievement
Getting Started with Java

Java Basics

Achieved
Oct 30, 2014
Achievement
Traversing and Manipulating the DOM with JavaScript

Interactive Web Pages with JavaScript

Achieved
Sep 24, 2014
Achievement
Selecting Elements and Adding Events with JavaScript

Interactive Web Pages with JavaScript

Achieved
Sep 24, 2014
Achievement
JavaScript and the DOM

Interactive Web Pages with JavaScript

Achieved
Sep 23, 2014
Achievement
Choosing Options

HTML Forms

Achieved
Sep 23, 2014
Achievement
Organizing Forms

HTML Forms

Achieved
Sep 23, 2014
Achievement
Form Basics

HTML Forms

Achieved
Sep 23, 2014
Achievement
Applying & Interviewing

Careers Foundations

Achieved
Sep 22, 2014
Achievement
Networking

Careers Foundations

Achieved
Sep 22, 2014
Achievement
The Job Search

Careers Foundations

Achieved
Sep 22, 2014
Achievement
Password Hashing and Sign-In

User Authentication with Rails

Achieved
Sep 21, 2014
Achievement
AR Extensions

ActiveRecord Basics

Achieved
Sep 15, 2014
Achievement
Callbacks

ActiveRecord Basics

Achieved
Sep 13, 2014
Achievement
Query Interface

ActiveRecord Basics

Achieved
Sep 13, 2014
Achievement
Validation

ActiveRecord Basics

Achieved
Sep 12, 2014
Achievement
Migrations and Relationships

ActiveRecord Basics

Achieved
Sep 11, 2014
Achievement
Introduction to ActiveRecord

ActiveRecord Basics

Achieved
Sep 8, 2014
Achievement
Build a Todo List Application with Rails 4

Build a Todo List Application with Rails 4

Achieved
Sep 8, 2014
Achievement
Ruby Testing

Ruby Foundations

Achieved
Aug 24, 2014
Achievement
Standard Library

Ruby Foundations

Achieved
Aug 23, 2014
Achievement
Ruby Core

Ruby Foundations

Achieved
Aug 22, 2014
Achievement
Ruby Modules

Ruby Foundations

Achieved
Aug 14, 2014
Achievement
Ruby Procs & Lambdas

Ruby Foundations

Achieved
Aug 12, 2014
Achievement
Ruby Blocks

Ruby Foundations

Achieved
Aug 12, 2014
Achievement
Ruby Loops

Ruby Foundations

Achieved
Aug 6, 2014
Achievement
Ruby Methods

Ruby Foundations

Achieved
Aug 6, 2014
Achievement
Installing a Ruby Development Environment

Installing a Ruby Development Environment

Achieved
Aug 6, 2014
Achievement
Ruby Methods

Ruby Basics (Retired)

Achieved
Aug 6, 2014
Achievement
Ruby Numbers (Ruby Basics)

Ruby Basics (Retired)

Achieved
Aug 6, 2014
Achievement
Ruby Strings (Ruby Basics)

Ruby Basics (Retired)

Achieved
Aug 6, 2014
Achievement
How Ruby Works

Ruby Basics (Retired)

Achieved
Aug 6, 2014
Achievement
Workflows

Git Basics

Achieved
Aug 6, 2014
Achievement
Working With Remote Repositories

Git Basics

Achieved
Aug 6, 2014
Achievement
Merging

Git Basics

Achieved
Jul 21, 2014
Achievement
Branches

Git Basics

Achieved
Jul 21, 2014
Achievement
Getting Started With Git

Git Basics

Achieved
Jul 21, 2014
Achievement
Why Version Control Matters

Git Basics

Achieved
Jul 19, 2014
Achievement
Debugging HTML and CSS Problems

How to Make a Website

Achieved
Jul 19, 2014
Achievement
Sharing a Website

How to Make a Website

Achieved
Jul 19, 2014
Achievement
Responsive Web Design and Testing

How to Make a Website

Achieved
Jul 19, 2014
Achievement
Adding Pages to a Website

How to Make a Website

Achieved
Jul 18, 2014
Achievement
Styling Web Pages and Navigation

How to Make a Website

Achieved
Jul 18, 2014
Achievement
Customizing Colors and Fonts

How to Make a Website

Achieved
Jul 18, 2014
Achievement
CSS: Cascading Style Sheets

How to Make a Website

Achieved
Jul 18, 2014
Achievement
Creating HTML Content

How to Make a Website

Achieved
Jul 18, 2014
Achievement
HTML First

How to Make a Website

Achieved
Jul 18, 2014
Achievement
Beginning HTML and CSS

How to Make a Website

Achieved
Jun 26, 2014
Achievement
The WordPress Codex

The WordPress Codex

Achieved
Jun 25, 2014
Achievement
Personal Branding

Careers Foundations

Achieved
Apr 10, 2014
Achievement
What's New in Foundation 5

Framework Basics

Achieved
Apr 3, 2014
Achievement
Build a Website With Foundation

Framework Basics

Achieved
Apr 2, 2014
Achievement
Setting Your Course

Careers Foundations

Achieved
Apr 2, 2014
Achievement
Careers in the Tech Industry

Careers Foundations

Achieved
Apr 2, 2014
Achievement
Prototyping With Foundation

Framework Basics

Achieved
Mar 28, 2014
Achievement
Build a Website With Bootstrap

Framework Basics

Achieved
Mar 26, 2014
Achievement
Prototyping With Bootstrap

Framework Basics

Achieved
Mar 25, 2014
Achievement
Self-Assessment

Careers Foundations

Achieved
Mar 14, 2014
Achievement
Flexbox Layout

CSS Layout Techniques

Achieved
Mar 14, 2014
Achievement
Introduction to Front-End Frameworks

Framework Basics

Achieved
Mar 14, 2014
Achievement
Grid Layout

CSS Layout Techniques

Achieved
Mar 14, 2014
Achievement
Positioning Schemes

CSS Layout Techniques

Achieved
Mar 13, 2014
Achievement
Float Layout

CSS Layout Techniques

Achieved
Mar 9, 2014
Achievement
Display Modes

CSS Layout Techniques

Achieved
Mar 7, 2014
Achievement
Presentation Skills

Soft Skills

Achieved
Mar 7, 2014
Achievement
Important Skills For Professional Success

Soft Skills

Achieved
Mar 7, 2014
Achievement
Introduction to jQuery

Build an Interactive Website

Achieved
Mar 6, 2014
Achievement
JavaScript Objects

JavaScript Foundations

Achieved
Mar 4, 2014
Achievement
JavaScript Functions

JavaScript Foundations

Achieved
Mar 4, 2014
Achievement
JavaScript Arrays

JavaScript Foundations

Achieved
Mar 4, 2014
Achievement
JavaScript Numbers

JavaScript Foundations

Achieved
Mar 3, 2014
Achievement
JavaScript Strings

JavaScript Foundations

Achieved
Mar 3, 2014
Achievement
Design Foundations Final

Design Foundations

Achieved
Feb 27, 2014
Achievement
Becoming a Problem Solver

Design Foundations

Achieved
Feb 27, 2014
Achievement
Understanding Aesthetics

Design Foundations

Achieved
Feb 27, 2014
Achievement
Introduction to Design

Design Foundations

Achieved
Feb 27, 2014
Achievement
Introduction Variables

JavaScript Foundations

Achieved
Feb 27, 2014
Achievement
Advanced Techniques

Build a Responsive Website

Achieved
Feb 25, 2014
Achievement
Responsive Design

Build a Responsive Website

Achieved
Feb 25, 2014
Achievement
Adaptive Design

Build a Responsive Website

Achieved
Feb 24, 2014
Achievement
Fluid Foundation

Build a Responsive Website

Achieved
Feb 24, 2014
Achievement
Introduction to Responsive Web Design

Build a Responsive Website

Achieved
Feb 24, 2014
Achievement
Advanced Sass Concepts

Sass Basics (retired)

Achieved
Feb 24, 2014
Achievement
Speeding up Workflow With Sass

Sass Basics (retired)

Achieved
Feb 24, 2014
Achievement
Variables, Mixins, and Extending Selectors

Sass Basics (retired)

Achieved
Feb 23, 2014
Achievement
Getting Started with Sass

Sass Basics (retired)

Achieved
Feb 23, 2014
Achievement
Media Queries

Unused CSS Stages

Achieved
Feb 23, 2014
Achievement
CSS Animations

Unused CSS Stages

Achieved
Feb 21, 2014
Achievement
Transitions and Transforms

Unused CSS Stages

Achieved
Feb 20, 2014
Achievement
Flexbox and Multi-Column Layout

Unused CSS Stages

Achieved
Feb 19, 2014
Achievement
Ruby Hashes

Ruby Foundations

Achieved
Feb 19, 2014
Achievement
Ruby Arrays

Ruby Foundations

Achieved
Feb 19, 2014
Achievement
Ruby Numbers

Ruby Foundations

Achieved
Feb 19, 2014
Achievement
Ruby Strings

Ruby Foundations

Achieved
Feb 18, 2014
Achievement
Objects, Classes, and Variables

Ruby Foundations

Achieved
Feb 18, 2014
Achievement
Ruby Basics

Ruby Foundations

Achieved
Feb 18, 2014
Achievement
Gradients

CSS Foundations

Achieved
Feb 17, 2014
Achievement
Web Typography

CSS Foundations

Achieved
Feb 12, 2014
Achievement
Backgrounds and Borders

CSS Foundations

Achieved
Feb 5, 2014
Achievement
CSS Box Model

CSS Foundations

Achieved
Feb 3, 2014
Achievement
Text, Fonts, and Lists

CSS Foundations

Achieved
Feb 3, 2014
Achievement
Values and Units

CSS Foundations

Achieved
Feb 1, 2014
Achievement
Advanced Selectors

CSS Foundations

Achieved
Feb 1, 2014
Achievement
Selectors

CSS Foundations

Achieved
Feb 1, 2014
Achievement
Getting Started with CSS

CSS Foundations

Achieved
Feb 1, 2014
Achievement
Securing and Maintaining a MySQL Database

Database Foundations

Achieved
Jan 28, 2014
Achievement
SQL Calculating, Aggregating and Other Functions

Database Foundations

Achieved
Jan 24, 2014
Achievement
Joining Relational Data Between Tables in SQL

Database Foundations

Achieved
Jan 23, 2014
Achievement
Manipulating Schema with SQL

Database Foundations

Achieved
Dec 23, 2013
Achievement
Creating Tables and Manipulating Data with SQL

Database Foundations

Achieved
Dec 23, 2013
Achievement
Reading Data from Databases with SQL

Database Foundations

Achieved
Dec 22, 2013
Achievement
Installing MySQL Server and MySQL Workbench

Database Foundations

Achieved
Dec 22, 2013
Achievement
Introduction to Data, Databases and SQL

Database Foundations

Achieved
Dec 16, 2013
Achievement
Paginating a List: Model and View

Enhancing a Simple PHP Application

Achieved
Dec 16, 2013
Achievement
Paginating a List: Controller

Enhancing a Simple PHP Application

Achieved
Dec 14, 2013
Achievement
Adding Search: Model

Enhancing a Simple PHP Application

Achieved
Dec 11, 2013
Achievement
Adding Search: Controller & View

Enhancing a Simple PHP Application

Achieved
Dec 7, 2013
Achievement
Refactoring the Codebase

Enhancing a Simple PHP Application

Achieved
Dec 6, 2013
Achievement
Installing Programs

Console Foundations

Achieved
Dec 5, 2013
Achievement
Environment and Redirection

Console Foundations

Achieved
Dec 5, 2013
Achievement
Console Processes

Console Foundations

Achieved
Dec 5, 2013
Achievement
Console Users and Permission

Console Foundations

Achieved
Dec 5, 2013
Achievement
Moving Around in the Console

Console Foundations

Achieved
Dec 5, 2013
Achievement
Cleaning URLs with Rewrite Rules

Enhancing a Simple PHP Application

Achieved
Dec 5, 2013
Achievement
Exterminator

Achieved
Dec 5, 2013
Achievement
Cleaning URLs with Subfolders

Enhancing a Simple PHP Application

Achieved
Dec 1, 2013
Achievement
Integrating Validation Errors

Enhancing a Simple PHP Application

Achieved
Nov 30, 2013
Achievement
Functions

Introduction to Programming

Achieved
Nov 30, 2013
Achievement
Objects and Arrays

Introduction to Programming

Achieved
Nov 30, 2013
Achievement
Control Structures

Introduction to Programming

Achieved
Nov 30, 2013
Achievement
Basics

Introduction to Programming

Achieved
Nov 30, 2013
Achievement
Forms

HTML

Achieved
Nov 30, 2013
Achievement
Tables

HTML

Achieved
Nov 30, 2013
Achievement
Objects

HTML

Achieved
Nov 30, 2013
Achievement
Links

HTML

Achieved
Nov 30, 2013
Achievement
Lists

HTML

Achieved
Nov 30, 2013
Achievement
Text

HTML

Achieved
Nov 30, 2013
Achievement
Introduction

HTML

Achieved
Nov 30, 2013
Achievement
Launching a WordPress Site

How to Build a WordPress Theme

Achieved
Nov 30, 2013
Achievement
WordPress and Forms

How to Build a WordPress Theme

Achieved
Nov 29, 2013
Achievement
Extending WordPress Template Functionality

How to Build a WordPress Theme

Achieved
Nov 28, 2013
Achievement
Converting Static HTML into WordPress Templates

How to Build a WordPress Theme

Achieved
Nov 27, 2013
Achievement
Preparing to Code WordPress Templates

How to Build a WordPress Theme

Achieved
Nov 24, 2013
Achievement
WordPress Theme Functions

How to Build a WordPress Theme

Achieved
Nov 23, 2013
Achievement
WordPress Theme Templates

How to Build a WordPress Theme

Achieved
Nov 23, 2013
Achievement
Content Strategy with WordPress

How to Build a WordPress Theme

Achieved
Nov 23, 2013
Achievement
Simple PHP Application: Wrapping Up The Project

Build a Simple PHP Application

Achieved
Nov 18, 2013
Achievement
Working with PHP Functions

Build a Simple PHP Application

Achieved
Nov 17, 2013
Achievement
Integrating With Paypal

Build a Simple PHP Application

Achieved
Nov 14, 2013
Achievement
Listing Inventory Items

Build a Simple PHP Application

Achieved
Nov 10, 2013
Achievement
Adding a Contact Form

Build a Simple PHP Application

Achieved
Nov 8, 2013
Achievement
Customizing WordPress

How to Make a WordPress Blog

Achieved
Oct 28, 2013
Achievement
Managing Comments

How to Make a WordPress Blog

Achieved
Oct 28, 2013
Achievement
Adding and Editing Content in WordPress

How to Make a WordPress Blog

Achieved
Oct 28, 2013
Achievement
Configuring WordPress

How to Make a WordPress Blog

Achieved
Oct 28, 2013
Achievement
Getting Started with WordPress

How to Make a WordPress Blog

Achieved
Oct 27, 2013
Achievement
Launching the Website

Build a Simple Website

Achieved
Oct 27, 2013
Achievement
Text Editors and HTML

Build a Simple Website

Achieved
Oct 27, 2013
Achievement
Website Basics

Build a Simple Website

Achieved
Oct 27, 2013
Achievement
Creating the Menu and Footer

Build a Simple PHP Application

Achieved
Oct 27, 2013
Achievement
Getting Started with PHP

Build a Simple PHP Application

Achieved
Jul 30, 2013
Achievement
Styling Content

Build a Simple Website

Achieved
Jul 28, 2013
Achievement
Creating a Website Structure

Build a Simple Website

Achieved
Jul 28, 2013
Achievement
Color Theory

Aesthetic Foundations

Achieved
Jul 27, 2013
Achievement
Principles

Aesthetic Foundations

Achieved
Jul 26, 2013
Achievement
Elements

Aesthetic Foundations

Achieved
Jul 25, 2013
Achievement
Newbie

Achieved
Jul 24, 2013