Professional Summary

Senior iOS / Lead iOS Engineer with 14+ years of experience building and scaling production iOS applications and websites. Proven experience leading technical initiatives in large commercial products.

I'm using AI-based development tools and implementing AI/ML features in production applications.

Languages:

  • English — Upper-Intermediate (B2)
  • Ukrainian — Native

Experience

iOS Developer

Hooh • 2025 - 2026

  • Designed and built the app's architecture from scratch
  • Implemented real-time AI chat
  • Set up subscriptions and paywalls with RevenueCat
  • Integrated analytics: PostHog (feature flags, session replay), AppsFlyer, TikTok Business SDK
  • Set up Xcode Cloud CI/CD with Development, Staging, and Production targets
  • Took the app from first commit to App Store launch, and continued to ship new releases

Lead iOS Engineer

VistaPrint & VistaCreate • 2022 - 2025

  • Implemented a new Home screen per the Figma design, improving the first experience with the app for new users and enabling promotion of seasonal offers and discounts
  • Implemented modular architecture with CocoaPods modules for feature isolation
  • Continuously iterated on the onboarding flow, testing different variants with A/B tests to improve user conversion
  • Integrated analytics: Firebase, AppsFlyer, Iterable, Segment
  • Increased unit test coverage with XCTest across core business logic modules
  • Collaborated with product, design, and analytics teams on feature planning

Software Engineer (iOS, Swift)

Clowder • 2020 - 2022

  • Customized and deployed iOS apps for 50+ organizations from a shared Core product
  • Maintained GitFlow across a large multi-repo setup, resolving merge conflicts
  • Proposed and implemented changes to the Core product
  • Managed CI/CD pipeline with GitLab CI, Fastlane, and AppCenter distribution

iOS Developer

CoachNow (part time) • 2020 - 2021

  • Support the app and add new features to the mixed Objective-C / Swift codebase
  • Rewrite legacy Objective-C code to Swift
  • Make code reviews and publish releases to TestFlight and the App Store
  • Implement screen recording with ReplayKit framework
  • Maintain dependencies and manage the CocoaPods setup

iOS, iPadOS and macOS Apps Developer

App Dev Academy • 2016 - 2020

Participated in development, publication and support of 10+ iOS apps and one macOS app.

  • Create apps from scratch and design apps architecture
  • Create user interface with Storyboards and XIB files
  • Use UIKit and create custom UI components
  • Design a database architecture and use Core Data framework
  • Write code on Swift programming language
  • Implement networking layer - REST API
  • Integrate third-party dependencies

PHP Developer

bvblogic • 2012 - 2016

I build websites on PHP programming language, using frameworks such as Laravel, Kohana, Codeigniter, Yii. Also, I used CSS3, HTML5, jQuery, and Bootstrap for the frontend. First experience of building and supporting commercial projects.

Senior Laboratory

Laboratory of distance learning at Sumy State University • 2012 - 2013

I worked on simple training apps for students on Java and an internal framework. Also convert Microsoft Word documents to HTML pages as part of my job there.

Laboratory Technician

Polytechnic College of Konotop Institute of the SSU • 2007 - 2008

At college, my job was to configure, maintain and update PCs on Windows 98 and XP. Also, I helped students to make homework done.

Education

Bachelor of Computer Science

Sumy State University • 2009 - 2012

Specialization: Software Engineering

Junior Specialist

Polytechnic College of Konotop Institute of the Sumy State University • 2007 - 2008

Field: Computer Maintenance, Intelligent Systems, and Networks