Hi, I am Yurii Kobets or Yuri.
I am a software engineer, developing high traffic, scalable products. 8 years of experience in iOS application development, backend, and full-stack development.


In my career, I have developed many projects such as social networks, medical applications, travel, and entertainment software. I developed a Booking.com travel application with millions of users traffic and solutions for tracking millions of vehicles via the GPS.


In this blog, you can read some tech articles on different topics. I am starting with React Native.

My CV is here.


My knowledge and experience:



– Swift, Objective-C, C/C++, JavaScript
– IDE: Xcode, AppCode
– Cocoa Touch frameworks: UIKit, CoreFoundation, AVFoundation, CoreGraphics, CoreLocation, MapKit, AddressBook, EventKit, MediaPlayer, MessageUI, StoreKit, Core Audio, Core Data, Reactive

  • Objective-C, Swift
  • JavaScript, React Native
  • Java, Python, Ruby, Perl


  • MySQL, PostgreSQL, SQLite
  • MongoDB
  • Hadoop, Hive


– Java SE 6, 7, 8
– Android SDK

– Bluetooth 2 – 4, BLE, wearable devices integration (healthcare, smartphones)
– Printers (AirPrint, Google Cloud Print)

Concepts: OOP, OOD, Unit Tests, Test Driven Development
Methodologies: Agile, Scrum, Kanban, Waterfall
Version control software: git, svn
Other: iTunes Connect, Google Play submission, continuous integration (Jenkins)

Education: Georgia Institute of Technology.
Companies I worked/am working:


Principal developer of Fleetmatics REVEAL Manager App https://goo.gl/dEqT90
Developing of core features, Application refactoring using CLEAN architecture
Improved the app stability, crash-free users rate is 99.9%
Prototyping and R&D
Used technologies: Android SDK, REST API, Google Maps, Unit testing

Developed iOS application Fleetmatics REVEAL Field App https://goo.gl/oD1LLs
Used technologies: iOS, Google Maps, REST API, Unit testing


HealthCare project
Management of patients’ surveys
Projects and main responsibilities:
– Develop iOS application
– Create an internal framework: networking, database, encryption
– Continuous Integration
– API integration


The virtual healthcare service
Online consultation system. https://goo.gl/sWt5ch
– the authentication with REST API and Facebook OAuth,
– Javascript bridge for communication with the web application,
– Core Data persistence layer,
– integrated OpenTok (WebRTC) – for real­time video communication integration.
Used technologies: Core Data, multithreading, UIKit, JavaScript Сore, REST API, AFNetworking, APNS, Web­RTC