11/07/2023 updated

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iOS Developer

Mykolaiv, Ukraine
Only remote
Master Degree in Computer Science
Mykolaiv, Ukraine
Only remote
Master Degree in Computer Science

Profile attachments

CV - Alexandra Koval

InnovationIOS ApplicationsUikitSwiftuiSwift (Programming Language)Core DataRestful Api
I am a highly skilled iOS Developer with expertise in Swift, Alamofire, URLSession, REST API, SwiftUI, UIKit, RxSwift, and CoreData. I am passionate about creating efficient, user-friendly, and innovative iOS applications. My commitment to staying up-to-date with the latest industry trends and technologies makes me a valuable asset for any team looking to create cutting-edge iOS applications.

Experience

Professional experience5 - 10 years
Freelancer since2023

Languages

EnglishFluentRussianNative speakerUkrainianNative speaker

Project history

Frontend Developer

Tidalflats
* Project: NFT exchange/trade platform.

An NFT exchange platform consisting of a website created using
Flutter. I worked on the initial creation of the project and several
vital parts of the system like a wallet with statistics of the user's




received and sent NFTs, a page used to create transfers of NFTs
to and from different platforms, a page showing current trading
statistics, etc. On this project I used Flutter.

Full Stack Developer

Littio
* Project: Сryptocurrency banking app.

A cryptocurrency startup consisting of a serverless back-end using
Python and AWS Lambda and a mobile app for both iOS and
Android using Flutter. I worked on the payments system and users'
cards management and fixed a few issues in the highload parts of
the architecture by refactoring core algorithms.

iOS Developer

Retrica
* Project: Media editing apps.

A project with complex graphic computations and few social
networking features where I used Metal, OpenGL, Firebase config,
UIKit and SwiftUI based UI, worked with REST API, GCD, Git flow.
The project combined MVC and MVVM architectures.

iOS Developer

MobiDev
* Project: Social network.

A project with complex navigation, custom UI elements and
animations where I used MapKit, CoreLocation, Google Maps
SDK, Lokalise SDK, UIKit based UI, Alamofire, GCD, REST, Git




flow, Unit tests. The project combined MVC and MVVM
architectures. I published the app in the App Store Connect.

* Project: Photos metadata editor.
* Project: Media editing apps.
* Project: App that combines different social network APIs. I worked
on Twitter and Foursquare parts.

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