Mobile Developer Freelance React Native & Expo Specialist

10 years of experience in mobile development.

Since 2021, I specialize in React Native & Expo, supporting everything from scoping to deployment.

Available for freelance opportunitiesRemote only

Let's discuss your projectBook a 30 min slot

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React Native2024Brainsonic

Skindrug Encyclopedia

Medical Dermatological Encyclopedia App

Developed app optimized for offline data synchronization with SQLite/CouchDB.

Languages

JavaScript

Technologies

ExpoEAS ExpoExpo config pluginsReact NavigationReact NativeSQLiteCouchDBPouchDBZustandRestyle

React Native2021-2024Hejalbert

Holy Owly Mobile Apps

Educational Kids Learning Apps (Languages & Math)

Developed React Native features and updated versions. Ported applications to Expo, created Unity native modules for on-demand assets and voice recognition, migrated to monorepo architecture.

Languages

TypeScriptSwiftKotlinObjective-CCC#

Technologies

React NativeExpoUnityNxEAS ExpoExpo config pluginsExpo ModulesNative ModulesZustandReact NavigationReanimatedRiveLottieiOS App ClipsPurchaselyFirebase FirestoreFirebase AuthFirebase StorageFirebase FunctionsStripeNext.jsCustomer.io

iOS2018-2021Baby Sittor

Baby Sittor

Baby-Sitting Service Mobile App

Developed app features using Clean Architecture and reactive programming with RxSwift. Integrated Stripe payment solution and shared business logic cross-platform with Kotlin Multiplatform.

Languages

SwiftKotlin

Technologies

UIKitRealmRxSwiftSwinjectXCTestAlamofireIGListKitSPMCorberturaStripeKotlin Multiplatform

iOS2017Neopixel

Quantaflow

Business Intelligence Dashboard App

Developed iPhone app with advanced data visualization features. Designed multi-timezone cache system.

Languages

Swift

Technologies

UIKitCoreDataChartsAlamofire

iOS2017Freelance

Fuzzie

Social Shopping Platform App

Designed and developed wish list module with focus on reusability. Optimized performance by refactoring views and implementing modular storyboard architecture.

Languages

Swift

Technologies

UIKitStoryboardsPerformance Optimization

iOS2016Uzik

Chanel Virtual Try-On

Luxury Brand Interactive Experience App

Created iPad virtual nail polish try-on using AVFoundation. Built JavaScript/Swift bridge for web-native communication.

Languages

SwiftJavaScript

Technologies

UIKitAVFoundationJavaScript Bridge

iOS

Android

Cross-Platform2015-2016Uzik

Calvi On The Rocks Festival

Music Festival Companion Apps

Native iOS and Android apps with mini-games integrated via JavaScript bridge. Offline content caching system with CoreData and GreenDAO.

Languages

Objective-CJavaJavaScript

Technologies

UIKitAndroid SDKCoreDataGreenDAOJavaScript Bridge

Android2015

Placio Android Wear

Smart Parking Wearable App

Android Wear app for parking time tracking and billing. Connected to Placio IoT ecosystem to automate parking spot management.

Languages

Java

Technologies

Android WearWearable UIReal-time DataPayment Integration

Android2015

Placio Android

IoT Smart Parking Mobile App

Bluetooth Low Energy communication with parking sensors. Real-time monitoring and data sync via WebSocket.

Languages

Java

Technologies

Android SDKBluetooth Low EnergyWebSocketIoT Communication

iOS2014

Junior Exchange iOS

Location-Based Social Matching App

Tinder-like social app with real-time location-based matching and proximity search system.

Languages

Objective-C

Technologies

UIKitCore LocationREST API

iOS2014Uzik

Hermès Interactive Showcase

Luxury Product Catalog App

Interactive iPad showcase for Hermès product presentation. Multi-touch gestures and fluid animations for premium experience.

Languages

Objective-C

Technologies

UIKitCoreAnimationAVFoundation

iOS2013-2014

Capturee

Audio Recognition & Detection App

Shazam-like app for detecting high-frequency sounds in music. Precise audio recognition using FFT algorithms.

Languages

Objective-CC++

Technologies

UIKitCore AudioFast Fourier TransformSignal Processing

iOS2009

JapanFM

Webradio Streaming Platform App

Created hybrid radio application using NimbleKit for iOS2. Integrated SAM Broadcaster API for live webradio streaming and music dedication features.

Languages

JavaScript

Technologies

NimbleKitSAM Broadcaster APIREST API