Mobile Engineer (React/Capacitor)

About Pyyne

Pyyne is a modern technology consultancy engineering the next generation of digital products and services.

At Pyyne, we believe in using technology to unlock business potential, create sustainable growth, and drive forward digital excellence. Our solutions range from advanced Software Engineering, Cloud, and Data & AI solutions.

Job Summary

Pyyne is seeking a contract Mobile Engineer with experience building and deploying cross-platform applications using Capacitor to work out of our South American Office.

A successful candidate in this role will bridge the gap between our web-based architecture and native mobile performance, ensuring a seamless experience for users in low-connectivity environments.

Key Responsibilities

• Encapsulate an existing web project built with React and React Router v7 into Android and iOS packages using Capacitor.
• Configure and optimize push notification systems for both platforms using Firebase Cloud Messaging (FCM).
• Implement and manage robust offline capabilities, ensuring data integrity and UI responsiveness when the device is disconnected.
• Handle the end-to-end deployment process, including managing certificates, provisioning profiles, and navigating the App Store and Google Play Store review cycles.

Must Have Skills:

• Capacitor & Bridge Expertise: Deep understanding of the Capacitor ecosystem and native plugin configuration.
• Mobile Notification Infrastructure: Experience with Firebase (FCM) and native notification permissions for iOS and Android.
• Offline First Strategies: Experience with Service Workers, background sync, or local storage caching for mobile-web hybrids.
• Store Deployment: Hands-on experience with App Store Connect and Google Play Console.

Nice to Have Skills:

• Modern React: Proficiency with React and familiarity with React Router v7 / Remix patterns.
• Native Knowledge: Basic proficiency in Swift/Kotlin for troubleshooting native edge cases.
• Performance Auditing: Experience using Chrome DevTools or Safari Web Inspector to debug hybrid app performance on physical devices.
• SQLite/IndexedDB: Experience with client-side databases for complex offline data structures.