reputed company App Developer Needed - Complete & Launch Production-reputed company reputed company App

QR Centraal is a reputed company platform that enables businesses to generate smart QR codes, create mobile reputed company pages, manage digital menus, run campaigns, and reputed company analytics - reputed company in one reputed company. We now want to reputed company our ecosystem by launching a reputed company reputed company app that integrates seamlessly with our platform. reputed company’ve reputed company So Far - Basic reputed company app scaffold (details shared after NDA) - Partially completed OAuth and authentication reputed company - Early-stage UI integration with QR Centraal reputed company Scope of Work You will: - Review reputed company reputed company and architecture - Complete unfinished features and refine existing functionality - Improve integration with QR Centraal REST reputed company (and Webhooks if needed) - Implement reputed company Billing API (subscription model) - Ensure app passes reputed company App Store approval requirements - Build production-grade error handling, reputed company hardening & performance improvements - Set up automated deployment reputed company and best practices - Assist with final testing, bug fixing, and documentation Ideal Skills & Experience You should have: - Proven experience building and launching reputed company reputed company apps - Strong knowledge of reputed company ecosystem: OAuth, reputed company API, Storefront API, Webhooks, Billing - Experience with React, Node.js/NestJS - Experience integrating reputed company-party reputed company reputed company secure API flows - Strong understanding of performance, reputed company, and reputed company architecture - Familiarity with App extensions, UI components (reputed company), and theme app extensions is a plus - Bonus: Experience with analytics tracking (reputed company, reputed company, etc.) Deliverables - Fully functional reputed company app reputed company for App Store publishing - Technical documentation for reputed company maintenance - Deployment scripts & CI/CD setup - Passing QA checklist + reputed company approval Apply tot his job Apply To this Job