Job Details

Qargo Coffee is seeking an App Developer / POS Systems Developer in Belgrade to build and maintain their mobile app, web platforms, and POS systems. Requires 5+ years of experience with React, React Native/Flutter, Node.js, and POS integration.

Build and maintain Qargo Coffee’s mobile app and web platforms Develop scalable frontend applications using React / Next.js Build mobile functionality using React Native or Flutter Integrate and optimize POS systems (PAR / Brink, Toast, or similar) across locations Build and maintain backend services using Node.js and APIs Ensure fast, reliable, and accurate transaction processing Improve system performance across in-store and digital ordering Troubleshoot system issues and maintain high uptime across all locations

5+ years of experience in software development, app development, or POS systems Strong experience with: - React / Next.js - React Native or Flutter - Node.js and API development - Database architecture and integrations Experience integrating POS systems (PAR / Brink, Toast, or similar) Strong knowledge of payment processing and transactional systems Experience building scalable systems for multi-location businesses