Chon D.

Chon D.

Ruby on Rails/Mysql/Postgresql/Bootstrap/jQuery/Rspecs developer

Ho Chi Minh, Vietnam



What's the difference?

My goal is ideal.
My tool is simplicity.

I am interested primarily in complex technical projects, which are made for the help people.

7 years of experience in programming
5 years of experience in Ruby on Rails

Now more about my experience:

Ruby 1.8/1.9/2.x
RubyOnRails 3.2/4.x
HTML, CSS(3), SASS, JavaScript, CoffeeScript, HAML, Slim
JQuery, LeafletJS, AngularJS, QUnit
MySQL, SQLite, PostgreSQL (with PostGIS), MongoDB, Redis
GIT (bitbucket, github) with 3-5 developers team, git-flow


Chon D. has added 5 portfolio pieces. Create an account to review them.

Work History & Feedback

Ruby engineer to deploy and tune the program from heroku

“Great ruby engineer. He knows ruby and heroku well, works fast. I`m satisfied with his work.”
Fixed Price $116

Rails Developer

“Chon was always very dedicated to our project, and very responsive to communication. He helped us with some front end upgrades, as well as adding some smaller features to the app. Some of our requests were very complex and new to him, but he always did his best to communicate where there were issues or questions he had about something. His commitment level was solid throughout.”
181 hrs @ $27.78/hr
Earned $5,028

Build a very very simple Rails app

“Excellent job!”
Fixed Price $11

Ruby on Rails developer

“Good work”
Fixed Price $160

Fix some small bugs and then rewrite completely the code

“Fixed all issues for project that i asked and was always available to help with assistance for deployment. I would suggest before hiring Chon, to negotiate exactly what you want for him to do and for what you are paying, otherwise it could create problems.”
21 hrs @ $30.00/hr
Earned $645

Ruby on Rails Developer

“Chon was awesome to work with. Our previous developer had left and we needed a developer with short notice and Chon was able to work with us on a very flexible schedule and still delivered everything on time with quality! We were very happy with the work done with Chon and hope to hire him again for a future project soon.”
370 hrs @ $22.22/hr
Earned $8,225
Tests Taken
Name Percentile Score

Facebook Development Test


Facebook Open Platform Development Test


Ruby on Rails 2.3 Test


Ruby on Rails Test v2 (Old)