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Work experience

Mid-Level iOS Developer

from 01.2024 to 05.2025 (1 year 4 months)
NDA Mobile Cognitive Games App, Київ (IT)

Key Responsibilities & Achievements:
• Architected & maintained the app using MVP architecture,
improving code maintainability and feature scalability.
• Optimized game logic & animations, reducing frame drops and
improving rendering performance for a smoother user experience.
• Developed a dynamic customization system, allowing users to
personalize game settings, increasing engagement by 20%.
• Integrated StoreKit 2 & rewarded ads, leading to a 15% increase in
revenue from in-app purchases and ad-based rewards.
• Implemented interstitial & rewarded video ads, balancing
monetization with high user retention through A/B tested
placements.
• Enhanced analytics tracking via Amplitude & Firebase, enabling
data-driven optimizations that improved session time by 25%.

Tech Stack: Swift, MVP, StoreKit 2, Firebase, Amplitude, Interstitial Ads, Core Animation.

Mid-Level iOS Developer

from 03.2023 to 12.2023 (9 months)
NDA Mobile Customization and Personalization App, Київ (IT)

Key Contributions & Achievements:
• Enhanced app performance, reducing load times by 30% through
optimized data fetching with Alamofire and Firebase.
• Integrated a dynamic wallpaper library with an efficient
caching mechanism, improving image load speed by 40%.
• Developed a modular widget system, allowing users to customize
their home screens with interactive and adaptive widgets.
• Optimized GoogleAds integration, improving ad revenue
performance by 25% through A/B testing.
• Built a user-friendly ringtone customization feature, increasing user
engagement by 20%.
• Implemented analytics tracking via Amplitude & Firebase,
enabling data-driven decision-making to improve UX.

Tech Stack: VIP (Clean Swift), Firebase, SwiftyJWT, ZipFoundation, GoogleAds,
Alamofire, Amplitude, Lottie-iOS.

Strong Junior iOS Developer

from 05.2022 to 02.2023 (9 months)
Mobile Banking for SMEs, Київ (IT)

Key Contributions & Achievements:
As a Strong Junior iOS Developer for a mobile banking application aimed
at small and medium enterprises, significant contributions were made to
enhance user functionalities. Focused on developing secure and efficient
banking features, ensuring that user data was handled with the utmost
integrity and security.

Tech Stack: Azure pipelines, CI-CD, SwiftUI, MVVM + SPM, RouteComposer,
DITranquillity, MixpanelAnalytics, Intercom, PhoneNumberKit.

Junior Software Developer

from 02.2021 to 03.2022 (1 year 1 month)
Alpha bank Kazahstan, Київ (IT)

Key Contributions & Achievements:
Worked on a banking application providing users with secure access to
financial services like account management, transfers, and payments.

Tech Stack: Swift, iOS SDK, Cocoa Touch, Core Data, SwiftyJSON, SnapKit,
Realm, Cocoa Pods, Xcode, GitHub, SourceTree, GitLab, VIP Clean Swift,
TestFlight, Jira, Fastlane

Education

МСУ

Социальных и гуманитарных наук, "Социолог", Киев
Higher, from 2006 to 2011 (5 years)

Language proficiencies

• English — average
• Ukrainian — fluent