Chon Doan

Chon Doan

Senior Ruby on Rails Developer

HCMC, Vietnam



What's the difference

I have been working as senior web developer for 5 years and I've helped various business from start-ups to established companies in building web applications, fix bugs, maintenance and deploy rails app.

Since I have deep knowledge of programming concept includes low-level coding, I can offer the robust code and guarantee high performance.
I have been working in TDD/BDD environment using rspec.
Do you think my timezone is a problem to have a meeting?
I can adjust my timezone to client's timezone…


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

Work History & Feedback

Fix some small bugs and then rewrite completely the code

21 hrs @ $30.00/hr
Earned $645
“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.”


Ruby on Rails Developer

370 hrs @ $22.22/hr
Earned $8,225
“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.”


UI & Front-End Dev (ERB, HTML(5)/CSS(3), JS with good Rails and Rspec Capabilities)

2 hrs @ $27.78/hr
Earned $56
“We hired Chon to assist us in fixing an issue that ended up being a very quick fix.Would keep him on for longer term but we just hired an in house developer and don't have the budget for additional developers at the moment. Hopefully we will be able to work with Chon in the future!”


Convert Design (photoshop file) into Rails (HAML) Template

Fixed Price $167
“A+ job. Conversion from psd to rails template went great. Would use again, you should too.”


Ruby on Rails 3.x Developer

7 hrs @ $16.67/hr
Earned $111
“Chon was a good worker. However we decided to take the project in-house for time-zone related reasons. Would re-hire.”


ROR quick task

Fixed Price $18
“Chon is very skillfull and very cooperative. I recommend this person to every one. Will hire him again for my future work”


Rails Developer

181 hrs @ $27.78/hr
Earned $5,028
Job in progress

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)


oDesk Readiness Test for Independent Contractors and Staffing Managers