Roman

Roman Rybachenko

iOS Developer.

Email: [open contact info](look above in the "contact info" section)
Phone: [open contact info](look above in the "contact info" section).

Experience:
- Mozidev company, Cherkassy, February 2014 – October 2015
- NDA, October 2015 – April 2016
- Grossum company, Kyiv, April 2016 – November 2016
- StFalcon company, Kyiv, February 2017 - September 2017
- EasyPay company, Kyiv, October 2017 - October 2019
- NDA, October 2019 - May 2020
- Evos Company, May 2020 - January 2021
- ITStudioDevelopment company, Kyiv, January 2021- February
2022
- iOS developer in Circle.Cloud, Southampton, August 2022 -
November 2023
Current position: -

Languages: English (intermediatle),
Ukranian (native),
Russian (fluent)

Skills: iOS (Objective-C, Swift),
UIKit, Autolayouts,
Push Notifications, Rich Notifications,
CoreData, Realm,
Networking: REST and JSON (URLSession,
NSUrlConnection, Alamofire, Web Sockets (SocketIO),
GCD, OperationQueue,
In-App Purchases,
 ApplePay,
CallKit(VoIP calls), video meets,
Cocoapods, SPM,
MVC, MVVM,
Git, Git Flow,
Firebase,
submitting application to the AppStore.

Education: Volyn Institute for Economics & Management
Administrative Management, 1998 – 2002

Applications:
Circle.Cloud:
Mobile application for VoIP telephony.

Involvement duration: 1+ year.

Responsibilities: developing application from zero to AppStore.

Tools and technologies: Swift, MVVM+Coordinator, Storyboard for UI,
Combine, CoreData, ABTO SDK (for .voip telephony), LiveKit (for video
meets), SocketIO, MatrixSDK (for chats).

IRB bank (UA):
mobile bank application.

Involvement duration: 1 year

Responsibilities: Networking, PushNoti cations, UI.
Refactoring, implementing new features.
Developing quality software according to strong code style guidelines.
Code review.

Participating in team activities: grooming, planning, daily stand-ups,
retrospectives
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 Tools and technologies: Swift, MVVM+Coordinator
Xibs For UI, Moya, Alamo re, RxSwift, PromiseKit, CoreData,
SwiftPackageManager, MapKit, SwiftLint, Firebase messaging.

(Can not be shown, it’s already deleted from AppStore)

Applications for Taxi Services(Evos company):
Mobile applications for di erent taxi services like Uber.

Involvement duration: 1 year

Responsibilities:
UI, networking, PushNoti cation, GoogleMaps, Fondy payment system,
bug xing, implementing new features.
Participating in team activities: grooming, planning

Tools and technologies: Swift, MVP,
Storyboards and Xibs for UI, URLSession, CoreLocation, GoogleMaps,
Cloudipsp(payment system), Firebase Messaging.

Some links:

https://apps.apple.com/ua/app/pink-taxi/id1495672058

https://apps.apple.com/ua/app/taxi-2233/id1501520647

https://apps.apple.com/ua/app/626-taxi/id1591789285

EasyPay:
popular payment system in Ukraine. This app allows to make transfers to
card, recharge mobile, budget payments, utility bills and other.

Involvement duration: 2 years, 1 month.

Responsibilities:
Networking, UI, PushNoti cations, RichNoti cations, shortcuts, universal
links, MapKit, code review.
Planning and developing new features in the team with android and
backend developers.

Tools and technologies:
Swift 3+, MVVM architecture
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Storyboards, xibs, Alamo re, RxSwift, Firebase analytics, Firebase
messaging, AppsFlyer, GoogleMaps, CocoaPods

https://apps.apple.com/ua/app/easypay-фінанси-та-перекази/
id1258146089

ExecConnect:
is the essential resource for organizations wishing to share documents on
a board or executive management level for meetings, company policies
and other related documentation.

Involvement duration: 6 months.

Responsibilities:
Project architecting, Networking, local data storage (CoreData),
synchronisation local and server data, near 40% job with .pdf les, code
review, UI.
Working on the project from zero to publishing on AppStore, and then
some new features in version 2.

Tools and technologies:
Objective-C, MVC architecture
Storyboards for UI, AFNetworking, Reader, Cocoapods.

https://itunes.apple.com/us/app/id1087300990?mt=8&ign-
mpt=uo%3D8

Social Gainer:
application to make your Instagram account more popular.

Involvement duration: 4 months.

Responsibilities: Networking, UI, In-App Purchases(consumable, non-
consumable), developing application from zero to AppStore.

Tools and technologies: Objective-C, MVC,
NSURLSession, Storyboards and xibs for UI, Cocoapods, old Instagram
API.

https://itunes.apple.com/ru/app/social-gainer-lajki-i-podpisciki/
id1142107332?l=en&mt=8
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Badger Gameday Map:
Responsibilities: a lot of refactoring, implementing new features,
publication in AppStore.
Involvement duration: 2 month.

Application for funs of an American football team
Tools and technologies: Swift 2.3, MVVM, RxSwift, AFNetworking,
GoogleMaps, CocoaPods, Azure Cloud Service, UIKit.

(Not available in AppStore)

iBidSmartCheckIn, MDO (MyDealerOnline):
applications for buying and selling used vehicles.

Involvement duration: 8 month.

Responsibilities: Networking, UI, bug xing, implementing new features.

Tools and technologies: Objective-C, MVC
Storyboards and xibs for UI, NSURLSession, NSKeyedArchiver,
Cocoapods.

(Not available in AppStore)

uChatu:
Phantasmagoric chat app!
Involvement duration: 4 month.

Responsibilities: Networking, UI, worked on this project from start to
publication in AppStore as single developer.

Tools and technologies: Objective-C, MVC
Storyboards for UI, AFNetworking, Cocoapods

(Not available in AppStore)

Bubbles Splash:
Fun and addictive bubble shoot game! Another classic bubble match-
three game comes from GoodMoodSoft.
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Responsibilities: Networking, UI, worked on this project from start to
publication in AppStore as single developer. Actually it’s my rst real
application which was planned as test project but eventually was
published to AppStore.

(Not available in AppStore)

Several apps can not be shown according to NDA.

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