Senior iOS Engineer
Ivan S.
Available hours \ week
<20 h/w
Seniority level
Senior
Years of experience
7 yrs.
Location
Poland, Kraków
Timezone
(GMT+01:00) Warsaw
Languages
Russian
Fluent (C2)
Ukrainian
Fluent (C2)
Polish
Pre-Intermediate (A2+)
English
Upper-Intermediate (B2)
About
Results-driven iOS engineer with 7 years of experience in developing high-quality mobile applications for iOS devices. Passionate about creating user-friendly and efficient iOS solutions.
 Proficient in Swift, Objective-C, Xcode, UIKit, Core Data, RESTful APIs, Git, SwiftUI, Async/Await, Combine and agile methodologies. Problem-Solving and Analytical Skills: • Ability to identify and resolve complex technical issues through debugging, testing, and analysis. • Performance optimizations to enhance app responsiveness, reduce memory footprint, and improve battery efficiency. • Actively participated in code reviews, providing constructive feedback and ensuring adherence to coding best practices.
Core skills
  • iOS Development 7 yrs.
  • Swift 5 yrs.
  • Swift Package Manager 2 yrs.
Other skills
  • Objective-C 2 yrs.
Experience
GlobalLogic
Senior iOS Engineer
About the Project

Company provides software product design and development services. Independent subsidiary of Hitachi Ltd. The company has a strong presence in several key industries, including telecommunications, automotive, healthcare, and digital media. They work with both established enterprises and innovative startups within these sectors. Project overview: Software to support clinical studies with BLE accessories and wearable devices. Domain: Health care Team size: 6 developers per mobile platform, 2 desig

Responsibilities

• Implemented complex UI/UX designs, integrating animations and custom controls to enhance the app's visual appeal and user experience. 
• Within the iOS development team, I provide technical leadership, making decisions on the technology stack, tools, and frameworks. I contribute to architectural discussions and offer recommendations for improvements. • Identify and fix bugs in the app, and I'm responsible for its maintenance and updates to keep it compatible with new iOS versions and devices.

Skills & technologies
  • Swift
  • iOS Development
  • Swift Package Manager
  • Firebase
  • Test
  • Xcodebuild
  • WatchConnectivity
  • WatchKit
  • Core Bluetooth
  • XCTest
  • MVVM + Coordinator
Solo*
iOS Engineer
About the Project

Solo is a new cross-industry platform to increase transparency in the global cannabis supply chain, backed by Akerna (Nasdaq: KERN), a leading cannabis compliance technology provider. Solo sciences tech platform is complementary to Akerna’s software platforms and is driving consumer safety through its anti-counterfeiting technology and alert functionality. Manufacturers that use a solo*CODE™ proprietary graphic trust mark on their product packaging enable consumers to scan products with the solo

Responsibilities

Implemented complex UI/UX designs, integrating animations and custom controls to enhance the app's visual appeal and user experience.

Skills & technologies
  • Swift
  • Objective-C
  • OpenCV
  • AVKit
  • XCTest
  • MVVM
EYL Workout App
iOS Engineer
About the Project

"EYL Workout App" is a fitness application that helps you achieve a fit and healthy body, allowing you to work out anywhere, anytime. The app generates a personalized plan based on user-specific details such as fitness level, age, exercise frequency, and so on, providing the most appropriate workout based on the user's level. After workouts, users can log progress photos and weight, enabling them to compare these changes over time.

Responsibilities

Contribute to project planning and estimation, ensuring that timelines are met and deliverables are achieved. Design and implement a scalable and efficient architecture for the app. Provide feedback and identify optimization opportunities.

Skills & technologies
  • Swift
  • Swift Package Manager
  • CocoaPods
  • Firebase
  • AVKit
  • MVVM
Kind Geek
iOS Engineer
About the Project

Fintech domain project.

Responsibilities

My principal role centers around the proficient development of iOS applications within a dynamic development team. I actively engage in cross-functional collaboration, interfacing seamlessly with key stakeholders such as product managers, designers, and backend developers. Through this multifaceted partnership, I contribute to the meticulous orchestration of feature-rich projects, ensuring not only the technical excellence of our iOS applications but also their harmonious integration within the

Skills & technologies
  • Swift
  • CocoaPods
  • Firebase
  • Core Animation
  • MVC
  • UIKit
  • GraphQL
Education
Uzhhorod National University
2013 - 2017
Systems of technical protection of information