Work
Client products, shared packages and smaller contributions from the last three years.
2025–nowBizniSoft MobileThe mobile companion to the BizniSoft ERP: order taking, warehouse terminal, POS, CRM and e-invoicing in one app with five licence-gated modes.React Native, Expo SDK 57, TypeScript, TanStack Query, Redux Toolkit, SQLite, Skia, JestLive on App Store and Google PlaySole engineerBizniSoft
2026–nowWingOps MobileA risk-assessment app for flight schools. Students brief, fly with GPS tracking running in the background, then debrief and sign; instructors review everything from a full calendar.React Native, Expo SDK 56, expo-router, Zustand, SQLite, Background location, react-native-maps, JestLive on App Store and Google PlayLead engineerWingOps
2026B2B Order PortalA white-label ordering app for B2B customers, with a mobile app, a Next.js web version and a FastAPI backend. Customers browse their catalogue, place orders and chat with their supplier.Expo SDK 54, expo-router, Next.js 16, TanStack Query, Zustand, SQLite, Tailwind CSS, FastAPILive on App Store and Google PlaySole mobile engineer, web leadBizniSoft
2024–nowOrthoPraxA consumer app for daily Orthodox Christian practice: calendar, readings, audio with lock-screen controls, reminders and subscriptions.React Native, Expo SDK 57, Redux Toolkit, RevenueCat, expo-audio, Background tasksLive on App Store and Google PlayLead maintainerSebastian Press
2025–2026TipikAn Orthodox liturgical calendar in Serbian Cyrillic, with daily readings, fasting rules and liturgical colours for every day of the year.React Native, Expo, Redux Toolkit, Notifee, Node.js scriptsLive on App Store and Google PlaySole engineerTipik
2026WingOps KioskAn offline-first tablet kiosk for events. Visitors tap the screen, fill in a form (optionally with a video message) and submissions sync when the network comes back.React Native, Expo, expo-router, NativeWind, SQLite, expo-video, JestLive on App StoreSole engineerWingOps
Packages
LinkPrincipal authorA TypeScript SDK for team channels and calls: text and voice channels, announcements, direct messages and LiveKit voice and video calls. Seven packages that any React or React Native app can adopt piece by piece.TypeScript, React, React Native, LiveKit, WebRTC, SQLite (WASM in the browser), Next.jsRemote Support SDKContributor and integratorA published React Native package that lets a user share their phone screen with a support agent, who can draw on it in real time.TypeScript, React Native, Skia, Reanimated, WebSockets
Also worked on
ImpresaOne2024–2026Telmekom's ERP and field-service platform. I worked on both its React Native app and its large Angular web frontend.- Sophie2024An Angular product for configuring telecom orders, rate plans and customer equipment. I built the order-configuration properties editor.
bkube2025A consumer app for booking stations and storage boxes on a map. I brought an ageing Expo app up to current store requirements and shipped it again.- Thilo Mobile2026The mobile client for the Thilo platform: licensing, business partners and data tables whose columns and menus are driven by the backend.
- BSOne2024–2026A mobile app for licence activation, invoices and chat that attaches Serbian fiscal receipts by scanning their QR codes.
- Telmekom Robotics website2024–2025The public website for Telmekom Robotics in English, Italian and German, with a reseller area.