Doniyor Murodkulov

Remote · Crypto / Web3 platform, 400-person organization

• Ship Web3-integrated features enabling users to earn yield on crypto holdings in a wallet app with 35,000+ monthly active users.
• Own one feature area end-to-end: shipped new functionality, refactored its legacy code, and drove it through coordinated release trains in a large Flutter team.
• Cover owned features with unit, widget, golden, and E2E tests, catching regressions and UI drift before release.

Remote / Tashkent · Delivered 3 production apps end-to-end for multiple clients

• Neotech / 7Tech: built a marketplace app shipped on iOS, Android, and the web from a single Flutter codebase, coordinating releases with a cross-functional product team.
• Million TV: owned releases end-to-end for a streaming app for Uzbek films and series; built a video player with language and quality selectors, episode navigation, and resumable playback.
• Cuppy: developed a two-surface coffee-shop platform (owner console and customer app) with custom-rendered UI (CustomPainter) and scoped dependency injection.

Tashkent, Uzbekistan · Leading delivery platform; B2B Merchant app used by 3,000+ businesses

• Promoted to Tech Lead within 8 months; led a small mobile team (2–3 engineers) and owned mobile architecture, releases, and CI for the Merchant app.
• Inherited the app at 68% crash-free users; fixed the root causes of instability to reach 98% in two months (~16x fewer crash-affected users) through crash triage, release discipline, and observability.
• Replaced order polling with a real-time WebSocket pipeline, cutting order-delivery latency for merchants.
• Migrated the codebase to Feature-First Domain-Driven Design, improving testability and feature velocity.
• Established CI on CircleCI; ran sprint retrospectives; aligned architecture decisions with native iOS and Android teams.

Dubai (remote), alongside Express24 · Social discovery app

• Owned the animated UI layer: complex transitions and micro-interactions built on AnimationController, AnimatedBuilder, and ValueNotifier. Live on the App Store and Google Play as "Shuffle: Palette Yourself".
• Implemented Telegram-style interactive charts with preview using CustomPaint; shipped reusable widget packages and a server-driven UI kit configured via JSON.
• Reduced app size by ~70 MB (asset compression, monochrome icons as an OTF font); built subscription purchases with server-side verification; integrated HealthKit, Google Fit, and Health Connect; mentored junior developers.

Walnut, CA, USA (remote) · Mobile development agency

• Shipped Tegen, a loyalty app for a retail chain (App Store and Google Play), with QR-code reward claims and a shop-side scanner flow.
• Delivered calculator utilities and a mindfulness app for other agency clients.

Tashkent, Uzbekistan

• Built an HR application for a national bakery chain operating 100+ stores — UI implementation and REST API integrations.

Remote

• Designed and shipped an end-to-end CRM for an auto-repair shop on Flutter (mobile and web), backed by Firebase Firestore and Storage.
• Built a Tajik music streaming app with a custom playback UI.