Otabek Tuychiev's Work | ContraWork by Otabek Tuychiev
Otabek Tuychiev

Otabek Tuychiev

iOS Engineer - Production-Ready Mobile Apps

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Cover image for To The Top Now —
To The Top Now — Strava Challenge App (iOS & Android) Built a cross-platform mobile app that turns Strava elevation data into a gamified climbing experience. Users sync activities, track progress, and compete with friends or an average climber. Developed end-to-end: mobile app, backend, integrations, and deployment. Implemented Strava API, in-app purchases (RevenueCat), push notifications (Firebase), and deep linking. Successfully published on both App Store and Google Play.
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Cover image for Aveline - AI Wellness &
Aveline - AI Wellness & Journaling App with Subscription (iOS) Developed a full native iOS app using SwiftUI with AI-powered face analysis features and a scalable subscription system. Integrated RevenueCat for in-app purchases, Apple Sign-In, and secure data handling. Built a clean MVVM architecture with optimized performance and smooth UX. Successfully deployed to the App Store, resolving App Review issues including subscriptions, privacy compliance, and UI improvements.
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Cover image for Fantom -  is a
Fantom - is a native iOS lifestyle content app built with Swift, SwiftUI, UIKit, Supabase Auth, and PostgreSQL. I worked on the full mobile product experience, including onboarding, authentication, content discovery, personalized lifestyle feeds, user profiles, clean navigation, backend integration, and push-notification-ready architecture. The goal was to create a polished social lifestyle app with smooth iOS performance, modern UI, and scalable backend structure.
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Cover image for Barberist - is a mobile
Barberist - is a mobile appointment booking app for haircut and barber services. I worked on the app experience, booking flow, UI screens, and mobile product structure. The app helps users discover services and manage appointments through a simple, clean, and easy-to-use interface built for everyday local service booking.
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