As an experienced mobile developer, I bring over 7 years of commercial experience in building native iOS applications and 2+ years in cross-platform development with Flutter. My specialization is designing and implementing complex, high-performance, and scalable solutions, from SaaS platforms to consumer-focused applications.
I focus on writing clean, efficient, and maintainable code, applying best architectural practices (MVVM, VIPER, Clean Architecture). My approach involves a deep understanding of the client's business goals to create products that not only work flawlessly but also provide real value to the end-user.
My Upwork experience, confirmed by Top 10% Talent status and a 100% Job Success Rate, demonstrates my reliability and results-driven mindset.
Swift, SwiftUI, Objective-C, Flutter.
MVVM, MVC, VIPER, MVP, Clean Architecture.
Xcode, WatchOS, Firebase, TestFlight, App Store Connect, Git.
REST API, JSON, CoreData, WebSockets, AVFoundation, Push Notifications.
Stripe, PayPal, Google Maps, MapBox.
Social Media (Facebook, Google), In-App Purchases, HealthKit.
iOS Development, Cross-Platform Development, Full-Cycle Development, UI/UX Implementation, API Integration, Debugging, Code Refactoring, Performance Optimization, App Store Deployment.
Scalable Solutions, High-Performance Systems, Clean Code, Maintainable Code, Architectural Design, Problem Solving, System Design.
Cross-functional Collaboration, Requirements Gathering, Client Management, Technical Leadership.
Remote
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Summary
Specialized in cross-platform development using Flutter, building applications for iOS and Android from a single codebase, managing the full development lifecycle from UI/UX to API integration and publishing.
Highlights
Engineered and deployed robust cross-platform mobile applications for iOS and Android using Flutter, leveraging a single codebase for enhanced development efficiency and maintainability.
Managed the complete application development lifecycle, encompassing intricate UI/UX implementation, seamless API integration, and successful publishing to both App Store and Google Play.
Lviv, Ukraine
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Summary
Full-cycle development of native iOS applications for SaaS, Healthcare, E-commerce, and Wellness sectors, from requirements gathering and design to deployment and optimization.
Highlights
Directed end-to-end development of native iOS applications, overseeing requirements analysis, architectural design, development, rigorous testing, and successful App Store publication.
Optimized performance, resolved critical bugs, and refactored existing application code, enhancing stability and user experience across diverse industry verticals including SaaS and Healthcare.
Implemented complex, pixel-perfect UI/UX designs, ensuring high fidelity to specifications and delivering an excellent, intuitive user experience.
Collaborated cross-functionally with project managers, designers, and backend developers to align technical solutions with strategic business objectives and deliver impactful products.
Ukraine
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Summary
Contributed to the development and maintenance of iOS applications for company clients, focusing on clean code implementation and feature delivery according to technical specifications.
Highlights
Participated in the development and maintenance of client-facing iOS applications, ensuring strict adherence to technical specifications and coding standards.
Implemented new features and functionalities, prioritizing clean, modular, and maintainable code to support project scalability and long-term stability.
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Summary
Developed and updated core functionality for an event platform, enhancing user interaction and integrating critical third-party APIs and push notification systems.
Highlights
Developed and updated key functionalities for an event management platform, significantly improving user interaction and overall engagement.
Integrated critical third-party APIs and implemented a robust push notification system to enhance real-time communication and user experience.
Summary
Played a key role in developing the iOS client for Hubmee, a comprehensive organizer acting as a "personal manager" for the user. I was responsible for implementing calendar, notes, tasks, chats, AI integration, and finance features. The project involved creating a complex document manager (finance, insurance, auto, health, work) and a reliable reminder and planning system.
Summary
Developed a series of mobile games, demonstrating experience in game logic and real-time interaction: Mafia, Werewolf, Avalon, Resistance: Created client-server games for groups. The key challenge was implementing stable and fast game state synchronization among all players via WebSockets. WordDuo: Developed a fast-paced micro-puzzle game optimized for short game sessions and immediate engagement.
Summary
Created a GPS time tracker aimed at construction companies. The app automates report submission and schedule management, using background geolocation services for accurate time tracking on-site. This allowed business owners to optimize document flow and payroll calculations.
Summary
Participated in the development of a personal wellness guide. The app provides users with personalized recommendations by analyzing input data (weight, activity). I was responsible for integrating with HealthKit to collect and synchronize health data, ensuring accurate progress tracking.