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Senior/Tech Lead iOS Engineer with 15+ years of professional experience in mobile development, specializing in iOS applications across multiple industries including aviation, e-commerce, gaming, and enterprise software.
- State University of Informatics and Artificial Intelligence (2005-2011)
- Faculty: Modern computer technologies
- Department: Automated Systems Software (Master's degree)
- Donetsk Lyceum «Intelligence» (2003-2005)
- Faculty: Informatics
- iOS/macOS: 3.14+ / 12+
- Swift: 1.0 Beta+
- Objective-C: since 2009 (MRC/ARC)
- Frameworks: SwiftUI, UIKit, AppKit, Combine, AVFoundation
- Architecture: MVVM, MVC, VIPER, SOLID principles
- Testing: Unit/UI Testing, Quick/Nimble/SpryKit, TDD/BDD (80%+ coverage)
- Tools: Xcode, Swift Package Manager, CocoaPods, Git, SwiftLint
- Advanced: Concurrency, GCD, REST APIs, Cocos2d, JIRA/SCRUM
Vista Global / XO / VistaJet (March 2020 - Present)
Joined JetSmarter, acquired by Vista Global · current primary position
Senior iOS Engineer
- XO Book a Private Jet (iOS) - 4.4/5 rating, 1.9K+ reviews
- VistaJet (iOS) - Program membership app
- XO Book a Private Jet
- VistaJet
- XO Operator (internal app)
- JetCheck (internal app)
- Senior engineer on XO's iOS app — a private-jet marketplace covering flight search, charter and shared-flight booking, deals, checkout and payments, memberships, and trip management.
- Own features end to end, from API integration and UIKit screens through to the widget and rich-notification extensions.
- Shape the app's architecture: MVVM with dependency injection, Combine, and a shared design-system layer reused across screens.
- Drive the testing practice — unit, snapshot and end-to-end UI suites that guard every release.
Technologies: Swift, SwiftUI, UIKit, Combine, async/await, SPM
Description: Vista Global Holding provides worldwide business flight services. A global group headquartered at the DIFC in Dubai, Vista Global integrates a unique portfolio of companies offering asset-light services to cover all key aspects of business aviation. Our team is managing 2 public projects for our clients and 3 projects for internal aviation services. XO platform provides access to over 3,000 private jets globally with flexible membership options. VistaJet offers premium program membership services with 24/7 global availability
Key Features: Private jet marketplace with flight search, charter and shared-flight booking, flight deals, checkout and payments, program membership management, itinerary and trip management, real-time flight tracking
Technical Highlights: Core frameworks development, shared SDKs, modular architecture, real-time data processing, flight tracking systems, enterprise solutions with multi-brand customization, networking, image caching, UI Testing, Unit Testing, automation testing reducing regression rates, managed Core team developing common frameworks for payments, network layer, image caching, WebP support, end-to-end feature ownership from API integration to UIKit screens, widget and rich-notification app extensions, MVVM with dependency injection, shared design-system layer, snapshot and end-to-end UI testing
Company Overview: Global aviation group providing private jet services, access to 3,000+ jets worldwide, premium program membership with 24/7 availability
Startup · part-time engagement
Senior iOS/Android Engineer
- Vale - Neighborhood Safety (iOS) - Neighborhood safety and monitoring app
- Vale - Neighborhood Safety (Android) - Android build of the same app
Technologies: Swift, SwiftUI, Kotlin, Jetpack Compose, MapKit, AVFoundation, Push Notifications
Description: Vale Safety is a neighborhood safety startup combining shared street cameras, a monitored activity feed and a 24/7 command center with police dispatch, delivered through native iOS and Android applications
Key Features: Shared neighborhood cameras with live view, monitored activity feed with video clips, 24/7 command center review with police dispatch, resident activity reporting with photo attachment, neighborhood coverage map, city-wide crime map
Technical Highlights: Native iOS and Android development for a single product, live camera streaming and recorded clip playback, map integration with coverage polygons and clustered incident markers, real-time incident feed and camera status updates, media capture and upload, push notifications for incidents and dispatch alerts
Company Overview: Neighborhood safety startup providing shared camera coverage, professional 24/7 monitoring and police dispatch for residential communities
Riverside.fm (December 2024 – January 2026)
Part-time engagement
Senior iOS/macOS Engineer
- Riverside Podcast Video Studio (iOS) - 4.7/5 rating, 50+ reviews
- Riverside macOS App (macOS) - Native Mac app with screen recording & virtual backgrounds
Technologies: Swift, SwiftUI, UIKit, AppKit, AVFoundation, Core Audio, AI/ML Integration
Description: Riverside.fm is a leading platform for professional podcast and video recording, providing studio-quality audio and video recording with AI-powered features directly in the browser, iOS and macOS apps
Key Features: PRO quality HD recordings (up to 4K), AI captions & transcription, teleprompter, text-based editing, multi-cam recording, cloud integration, native Mac screen recording, virtual backgrounds
Technical Highlights: AI-powered features (99% accurate transcription, 100+ languages), multi-track recording, real-time collaboration, cloud-based editing tools, multi-platform distribution, native macOS development, screen recording integration
Company Overview: Leading platform for professional podcast and video recording with AI-powered features, studio-quality audio/video, and multi-platform distribution
Freelance project · part-time
Senior iOS Engineer
- Beam VOIP - VOIP client with C++ core integration for MTT (2012)
- CatchAPlane - Location-based plane detection and bonus miles for S7 Airlines, awarded Silver Cannes Lion (2014)
- Foodie - Restaurant guide app (2014)
- Unic - VIP managers search app (2013)
Technologies: Objective-C, iOS SDK, C++ core integration, location services
Description: Developed multiple iOS applications for Leo Burnett including MTT, S7 Airlines, and other brands
Key Features: VOIP applications, location-based services, restaurant guides, VIP manager search
Technical Highlights: C++ core integration, custom controls development, location services, third-party libraries integration
Company Overview: Global advertising agency creating innovative digital solutions for major brands
Dodo Brands (February 2020 - February 2022)
Formerly known as Dodo Pizza
Senior/Tech Lead iOS Engineer
- Dodo Pizza (iOS) - Multi-category food delivery
- DrinkIt (iOS) - Coffee ordering app
- Dodo Pizza (multi-category food delivery)
- DrinkIt (coffee ordering)
Technologies: Swift, SwiftUI, UIKit, REST APIs, Real-time updates, Location services
Description: Developed iOS applications for one of the largest food delivery services in CIS countries (formerly pizza delivery, now expanded to multiple food categories)
Key Features: Multi-category food delivery platform with real-time order tracking, location services, and high user engagement
Technical Highlights: Large-scale applications handling high traffic, comprehensive payment systems, secure transactions, real-time order updates, inventory management, location-based services, core frameworks for payments, networking, image caching, WebP support, shared SDKs
Company Overview: Largest food delivery service in CIS countries, expanded from pizza to multi-category food delivery platform
Note: Dodo Pizza was rebranded to Dodo Brands in 2020, expanding from pizza delivery to a comprehensive multi-category food delivery platform serving various food categories across CIS countries.
Senior iOS Engineer
- Nordstrom (iOS) - Large-scale retail app
- Nordstrom - Large-scale retail app
Technologies: Swift, SwiftUI, UIKit, comprehensive testing frameworks
Description: Nordstrom Inc. is an American-based chain of department stores, also operating in Canada and Puerto Rico, headquartered in Seattle, Washington. Founded in 1901 by Swedish American John W. Nordstrom and Carl F. Wallin, the company began as a shoe retailer and expanded its inventory to include clothing, accessories, handbags, jewelry, cosmetics, and fragrances
Key Features: Large-scale retail app with comprehensive testing, real-time inventory updates, secure payment processing
Technical Highlights: Fully covered project by unit tests (UI included), newest frameworks and Swift version, fast project updates, team collaboration between Kyiv (20 iOS engineers) and US (25+ engineers)
Company Overview: American luxury department store chain founded in 1901, operating in US, Canada, and Puerto Rico
📋 Previous Work Experience (Click to expand)
Senior iOS Engineer
- Pibox Messenger - Cloud file-sharing messenger (2015)
- PlanIt - Event organiser for Tech4Star (2016)
- Tap4Parking - Interactive parking map (2015)
- Various other iOS applications for different clients and teams
Technologies: Swift, Objective-C, iOS SDK, various frameworks
Description: High quality iOS applications development with focus on innovative solutions and team collaboration
Key Features: VOIP applications, location-based services, AI-powered features, macOS development, utility apps
Technical Highlights: C++ core integration, location-based services, AI-powered features, panoramic photo processing, cross-platform development Notable Projects:
- Book reader and editor for macOS client
- App for panoramic photos of restaurants
- Timer for kitchen
- Many others
Senior iOS Engineer
- Mevo - iOS Client - iOS client for Mevo camera
Technologies: Objective-C
Description: Livestream was a small company which was bought by Vimeo. Member of the team developing iOS client for Mevo camera
Key Features: iOS client for Mevo camera system, live streaming capabilities, camera control
Technical Highlights: Objective-C development, camera integration, live streaming implementation
Company Overview: Small company acquired by Vimeo, specialized in live streaming and camera control applications
Reason for Leaving: Project lacked proper software architecture, managers frequently changed task requirements mid-development, and had overtime as a standard practice, which limited opportunities for implementing modern iOS development practices
Playtech (March 2012 - September 2017)
Senior iOS Engineer, Tech Lead Mobile Team, Scrum Master
- Playtech Live Casino - Real-time casino games
Technologies: Objective-C, UIKit, RTMP/RTSP streaming, SSL socket connections
Description: Casino games with online video streaming: Blackjack, Baccarat, Hi-Lo and Roulette. Not just game development - business project using Objective-C language without game engines - 100% Apple SDK
Key Features: Real-time casino games with video streaming, 30+ branded skins, multi-brand architecture
Technical Highlights: Real-time video streaming implementation, multiplayer synchronization, branded skins management, multi-platform distribution, enterprise solutions with scalability, SSL security connections, architectural solutions for more than 30 brands with independent UI customizations, integration with 2 different versions of APIs, team management across multiple countries
Company Overview: Leading gaming technology company providing casino games with real-time video streaming, multi-brand architecture, and enterprise solutions
Management: Organized and managed meetings for engineers and managers (daily, grooming, planning etc). Organized working process for different teams simultaneously (server, gateway, core, Android, iOS, QA and product owners) across multiple countries
Team Leader & iOS Engineer
- SuperHeroCity - Social city-building game with superhero theme
Technologies: iOS SDK, social network APIs, graphics frameworks
Description: Social gaming company specializing in city-building games with high-quality graphics, animations, and social network integration
Key Features: City-building games with superhero theme, social network integration, high-quality graphics and animations
Technical Highlights: Social network APIs integration, graphics optimization, team leadership, cross-platform development coordination
Company Overview: Social gaming company specializing in city-building games with high-quality graphics, animations, and social network integration
Team Size: 2 engineers in office, few artists/designers, 2 back-end engineers
Back-end: Back-end engineers created games for social networks
Middle iOS Engineer
- Multiple projects (4 projects at the end), some developed with 2 engineers
- Sparky The Dog - Physics-based children's game with social integration
- Stolen Gifts - Physics game released for the Christmas holidays
- Jelly Slicer - Speed and accuracy slicing game
- Hollyweird Zombies - Published arcade title
- Farmer vs GM Food - Physics shooter with state machine and multiple worlds
- Rolling Spells - PC game ported to iOS with original mechanics and mini-games
- Spin Junkie - Match-3 with rotating rings
- Gingy Runner - Endless runner
- Live Lines - Classic Lines gameplay with mystical environment
- Digit Wheel - Math puzzle with colour-driven arithmetic
- iSlack - Short-session casual game
Technologies: Cocos2d, Chipmunk physics
Description: Mobile gaming startup in Kyiv, specializing in physics-based games with social integration, rapid team growth from 1 to 7 engineers
Key Features: Physics-based children's games built on cocos2d-iphone and Chipmunk, social integration
Technical Highlights: Physics engines integration, 60fps gameplay optimization, memory management, social integration features, analytics and A/B testing, user engagement strategies, team growth management
Company Overview: Mobile gaming startup in Kyiv, specializing in physics-based games with social integration, rapid team growth from 1 to 7 engineers
Team Growth: Started with 1 artist, grew to 7 game engineers, 2 artists/designers, 1 animator, 1 PM
Junior iOS Engineer without probation period
- iCucumber - 2D slicing game with genetic algorithms
Technologies: iOS SDK, genetic algorithms, cross-platform development
Description: Early mobile gaming company specializing in unique game mechanics, genetic algorithms, and cross-platform game porting
Key Features: 2D slicing game with genetic algorithms, cross-platform game porting, unique game mechanics
Technical Highlights: Algorithm optimization, genetic algorithms implementation, cross-platform game porting, performance optimization for mobile devices, path-finding algorithm development
Company Overview: Early mobile gaming company specializing in unique game mechanics, genetic algorithms, and cross-platform game porting
Porting Work: Ported two flash games from Facebook to VKontakte and Odnoklassniki
Team: Worked with 1 iOS engineer and 1 designer
🏆 Key Achievements & Performance Metrics
- 30+ branded skins managed for Playtech Live Casino
- Test coverage increased to 80%+ across multiple projects
- Distributed teams of 20+ iOS engineers across multiple countries
- Tech lead of the Playtech mobile team and team leader at WyseGames & iGogol
- App Store ratings of 4.4+ stars across the published portfolio
- AI-powered features implementation (99% accurate transcription, 100+ languages)
- Real-time video streaming implementation using Apple SDK
- Large distributed teams coordination across multiple countries
- Comprehensive testing strategies with unit, snapshot and end-to-end UI suites
- Performance optimization for image processing and video streaming
- Core frameworks development for payments, networking, image caching and WebP support
- 5th place in Ukrainian Student Olympiad for Programming, 2009
- Best authoring award for "Development of an intelligent agent to solve Japanese Crosswords using genetic algorithms"
- Silver Cannes Lion award for CatchAPlane project
- Technical leadership recognition in multiple companies
🤝 Open Source & Community
- Swift Package Index: - Open source Swift packages and contributions
- Mentorship: Regular mentor for junior iOS developers
📈 Current Focus & Future Vision
- AI/ML Integration: Advanced AI-powered features and machine learning implementation
- Performance: Continued optimization of app performance and user experience
- Architecture: Modern iOS architecture patterns and best practices
- Testing: Advanced testing strategies and automation
- Community: Contributing to iOS development ecosystem growth
🌍 Languages
- Ukrainian - native
- Russian – native
- English – upper-intermediate
- Total Projects: 31 projects
- Years Covered: 2009-2026
- Industries: Gaming, E-commerce, Aviation, Enterprise, Lifestyle, Business, Event Planning, Podcast & Video Production, AI-Powered Content Creation, Media & Hardware, Public Safety
- Companies: Vista Global, Vale Safety, Riverside.fm, Dodo Brands, Nordstrom, Livestream (Mevo), Playtech, WyseGames & iGogol, Melior Games, Boolat Games, Pibox, Tech4Star, Leo Burnett
This portfolio showcases 15+ years of iOS development experience across multiple industries, demonstrating expertise in both modern Swift development and legacy Objective-C systems. Continuously evolving with the latest iOS technologies while maintaining deep understanding of fundamental principles.