Sergii A.

Sergii A.

iOS Mobile Applications Developer, Architect, iOS/API Consultant

Kiev, Ukraine



What's the difference
Sergii A.

To be an Expert in mobile development means to understand all the problems of the clients and find the best way to solve it with high quality.

More then 8 years of C/C++ development and Architecture/API design experience. More then 4 years of iOS experience allows me to feel needs of my clients and help to make their business better. I'm in the top of the workflow through the project from the beginning to the end and take full responsibility for results of final deliverables. All of my work ex…


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Work History & Feedback

Need help implementing properly push notifications on iOS

“Great quality of work!”
Fixed Price $334

Update iPad app to RESTkit version 0.20 and minor additional works

“Sergey is very capable and easy to work with. We will be working with Sergey again in the future on other features we intend adding to our app.”
30 hrs @ $27.78/hr
Earned $843

Simple Mac desktop application in Xcode

“Sergey was great. He communicated well, understood what was needed and delivered on schedule.”
8 hrs @ $11.11/hr
Earned $89

saving to nsuserDefult

“really good man do what i want to do and he is honest im looking to work with him again i dont think i will work with someone else after this man really great jib and fast”
Fixed Price $10

Expert MacOS Developer

No feedback given

90 hrs @ $24.44/hr
Earned $2,195
Tests Taken
Name Percentile Score

English Spelling Test (U.S. Version)


English Vocabulary Test (U.S. Version)


Facebook Connect Test


Objective C Test


Programming with C Test


Programming with C++ Test


iPhone Programming OS 2.1 Test


iPhone Programming OS 4.0 Test