Ivan Parfenchuk

Ivan Parfenchuk

iOS/Ruby on Rails Top Rated Developer

Novosibirsk, Russia



What's the difference

Hello and thanks for considering me for your project!

My iOS experience includes expert-level proficiency in all the core iOS components and frameworks like UIKit, Core Data, MapKit, Core Animation, Quartz 2D and so on, integration with various APIs and web services. I usually use Cocoapods for managing libraries, both Storyboards and xibs for interface, KIF/specta/expecta for tests and specs. Also, I'm already using Swift components in my production apps.

My Ruby on Rails skill set includes w…


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Work History & Feedback

iOS Developer Needed (Urgent)

29 hrs @ $28.00/hr
Earned $802
“Ivan is one of the best developers I have worked with. Always on time, available, and his submits high quality work. He is a pleasure to work with and I highly recommend him and we will work with him again.”


iPhone Mobile App Foto...

Fixed Price $667
“Perfect job, I highly recommend working with Ivan.”


Need Xcode development for app

2 hrs @ $20.00/hr
Earned $30
“Ivan did a great job on this app. He was timely and efficient with what was provided. He is an excellent resource and we will use him again!”


I need a simple, interactive child's toy made for the iPhone (quickly).

42 hrs @ $22.22/hr
Earned $1,013
“I enjoyed working with Ivan, he was enthusiastic about the project and that attitude made working with him a pleasure. Ivan has excellent English language skills and was very cooperative and helpful. We expanded the scope of the job to include graphic design and I was very happy with the results.He is very knowledgeable in creating iPhone apps. I will definitely hire Ivan again for future projects.”


Really basic iPhone app - just a booking form

Fixed Price $30
“Perfect iPhone app, developed in a record time”


Simple iPhone App

Fixed Price $278
“Ivan is the man! His work was high quality and very impressive!”


ios-developer needed to develop new apps, update existing apps

105 hrs @ $29.00/hr
Earned $3,040
Job in progress

Tests Taken
Name Percentile Score

Adobe Photoshop CS3 Test


Objective C Test


Ruby on Rails Test


iOS Programming Test


iPhone Programming OS 4.0 Test


oDesk Readiness Test for Independent Contractors and Staffing Managers