Hieu Lai

Hieu Lai

Fullstack Ruby on Rails developer

Ha Noi, Vietnam



What's the difference?

I'm a talent, responsible developer and smart problem solver who delivers high quality solutions and code.
I have depth knowledge and much experience (more than 4 years) working with Ruby language, popular/well known Ruby gems, Rails framework and JavaScript.
• My core competence is designing and implementing complex web 2.0 applications using Ruby on Rails. I have strong JS skills (jQuery Core, Mobile, plugins, MVW framework) as well as comprehensive experience of Ruby, Ruby on Rails, HTML5, C…


Hieu Lai has added 6 portfolio pieces. Create an account to review them.

Work History & Feedback

Rails Application for Construction Company

“Hieu has been one of the best hires I have ever made. I'm an amateur developer myself and have employed him largely to solve higher level application coding issues and to fix bugs for an industry leading application that we are rolling out soon. He has demonstrated himself to be very skilled in Rails and JQuery and breezes through everything I throw at him. Based on my experience of him, I cannot imagine him not performing well for anyone that has similar development needs as myself.”
67 hrs @ $19.99/hr
Earned $1,333

Ruby on Rails (ror) developer for a mobile site using jquery mobile

“Hieu is an excellent developer, tried to finish this project but 20% is remaining. But so far he has done a good job.”
49 hrs @ $11.11/hr
Earned $539

Minor ROR 3.2 app fixes

“Well done! Highly recommend to anyone finding a Rails developer.”
Fixed Price $30

Senior Ruby on Rails Developer

No feedback given
9 hrs @ $20.00/hr
Earned $187

RoR Developer with Javascript experience

No feedback given

14 hrs @ $11.11/hr
Earned $159

Rails Application for Construction Company

Job in progress

1,156 hrs @ $22.22/hr
Earned $25,686
Tests Taken
Name Percentile Score

Java Test


JavaScript 1.3 Test


Knowledge of Ruby Skills Test


Ruby on Rails Test v1 (Old)