Scope
Freelance engagement starting in December 2026 (incl. handover period) for approx. 3 months, based in Vienna. Workload is flexible and needs-based, expected at around 10–20 hours per week, with a higher share during the handover in December. We’ll align on capacity together on a regular basis. Mission
Take ownership of the Necture mobile app (iOS & Android), built in React Native with Expo, and its integration with our backend services. Build and maintain features in React Native with TypeScript, from implementation to App Store and Google Play release.
Integrate backend services via REST, Firebase (Auth, Realtime Database, Cloud Messaging) and Supabase Realtime, including authentication, state management and offline/error handling.
Collaborate closely with backend engineers and product in an agile squad, including code reviews.
Profile
3–5 years of professional mobile development experience, with at least 2 years in React Native.
Mobile release ownership on Expo / EAS: EAS Build profiles (dev client, internal QA, production), EAS Submit and signing credentials for iOS and Android.
Hands‑on with App Store Connect and Google Play Console: TestFlight and internal testing tracks, store review (incl. demo accounts), versioning, staged rollouts and forced updates.
Familiar with Expo config plugins, including writing custom config plugins and native modules (Expo Modules API) where needed, with working knowledge of Swift and Kotlin to debug platform‑specific build issues (CocoaPods, Gradle).
Experience with automated testing (Jest) and release monitoring via Sentry (source maps, release health).
Able to get up to speed quickly in an existing codebase and work independently after a short handover.
Fluent English; German is a plus.
Plus: Experience with Expo SDK / React Native upgrades and the New Architecture.
Plus: Interest in AI and agentic products.
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Freelance React Native Developer (Mid-Level) – Parental Leave Cover in Wien Arbeitgeber: Necture
Necture ist ein hervorragender Arbeitgeber, der eine dynamische und innovative Arbeitsumgebung bietet, in der Mitarbeiter die Möglichkeit haben, an spannenden Projekten im Bereich KI und Lieferung zu arbeiten. Mit einem starken Fokus auf persönliche und berufliche Weiterentwicklung sowie einer offenen Unternehmenskultur fördert Necture Kreativität und Teamarbeit, was zu bedeutungsvollen Ergebnissen für unsere Kunden führt. Die Lage des Unternehmens ermöglicht zudem eine hervorragende Work-Life-Balance und Zugang zu einem lebendigen Netzwerk von Fachleuten.
