Senior Mobile Developer | iOS & React Native

Transforming ideas into powerful mobile experiences for 10+ yearsRecently interested in AI Agents

Seeking global opportunities (Japan preferred)

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React Native2024

Skindrug Encyclopedia

Medical Dermatological Encyclopedia App

Developed cross-platform encyclopedia using Expo for iOS & Android. Implemented offline-first architecture with SQLite and CouchDB synchronization.

Languages

JavaScript

Technologies

ExpoEAS ExpoExpo config pluginsReact NavigationReact NativeSQLiteCouchDBPouchDBZustandRestyle

React Native2021-2024

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

iOS2018-2021

Baby Sittor

Baby-Sitting Service Mobile App

Built iOS app with Clean Architecture and RxSwift. Integrated Stripe 3DS payments, integrated Kotlin Multiplatform shared framework with Android developer.

Languages

SwiftKotlin

Technologies

UIKitRealmRxSwiftSwinjectXCTestAlamofireIGListKitSPMCorberturaStripeKotlin Multiplatform

iOS2017

Quantaflow

Business Intelligence Dashboard App

Developed iPhone app with advanced data visualization features. Designed multi-timezone cache system for complex business rule management.

Languages

Swift

Technologies

UIKitCoreDataChartsAlamofire

iOS2017

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

iOS2016

Chanel Virtual Try-On

Luxury Brand Interactive Experience App

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

Languages

SwiftJavaScript

Technologies

UIKitAVFoundationJavaScript Bridge

iOS

Android

Cross-Platform2015-2016

Calvi On The Rocks Festival

Music Festival Companion Apps

Built native iOS and Android festival apps. Developed JavaScript bridge for mini-games and implemented offline content caching with CoreData and GreenDAO.

Languages

Objective-CJavaJavaScript

Technologies

UIKitAndroid SDKCoreDataGreenDAOJavaScript Bridge

Android2015

Placio Android Wear

Smart Parking Wearable App

Developed Android Wear application for parking duration tracking and payment calculations. Integrated with Placio IoT ecosystem for seamless parking management.

Languages

Java

Technologies

Android WearWearable UIReal-time DataPayment Integration

Android2015

Placio Android

IoT Smart Parking Mobile App

Implemented Bluetooth Low Energy framework for connected parking device communication. Built WebSocket integration for real-time monitoring and data synchronization.

Languages

Java

Technologies

Android SDKBluetooth Low EnergyWebSocketIoT Communication

iOS2014

Junior Exchange iOS

Location-Based Social Matching App

Built Tinder-like social application with advanced geospatial query system. Implemented REST API integration for real-time location matching and swipe-based user interface.

Languages

Objective-C

Technologies

UIKitCore LocationREST API

iOS2014

Hermès Interactive Showcase

Luxury Product Catalog App

Developed interactive iPad showcase for Hermès product portfolio. Implemented advanced multi-touch gestures and fluid CoreAnimation for premium user experience.

Languages

Objective-C

Technologies

UIKitCoreAnimationAVFoundation

iOS2013-2014

Capturee

Audio Recognition & Detection App

Built Shazam-like application for high-frequency sound detection in music files. Implemented Fast Fourier Transform algorithms for precise audio pattern recognition and analysis.

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