Vladimir Penkin

Vladimir Penkin

Professional Ruby on Rails developer

Taganrog, Russia



What's the difference?

I am web-developer mostly focused on Ruby and Rails. I’m passionate about quality of code and believe that great developers build great products. Take GitHub or PivotalTracker for instance.

I Co-founded successfull rails consultancy operating in Medellin, Colombia

I am doing all kinds of work:
- rapid prototyping
- developing new features
- refactoring old codebases
- migration rails 2 > 3 > 4 and ruby 1.8 > 1.9 > 2
- consulting in technical questions

Check out my recent updates at http://gee


Vladimir Penkin has added 3 portfolio pieces. Create an account to review them.

Work History & Feedback

casual Ruby on Rails developer

“Vladimir is dedicated and diligent. I look forward to working with him again soon.”
9 hrs @ $22.22/hr
Earned $200

Install TeamBox - (Ruby on Rails) on my server

“I am very pleased with Vladimir's work. He installed the software on my server within the contract period and it is working fine. I'll certainly use him again.”
Fixed Price $200

Active Merchant Integration

“Vladimir was courteous and easy to communicate with.”
1 hrs @ $16.67/hr
Earned $22

Ruby DevOp

No feedback given

286 hrs @ $44.44/hr
Earned $12,688

Ruby+Rails Dev for webapp

No feedback given

143 hrs @ $27.78/hr
Earned $3,981

Want to try new technology? Ruby on Rails Developer

No feedback given

Fixed Price $100
Tests Taken
Name Percentile Score



Ruby on Rails 2.3 Test


Ruby on Rails Test v1 (Old)