Flutter Bug-Fixing Expert

We are looking for an experienced Zegocloud Specialist Flutter developer to troubleshoot and fix critical issues in an existing live audio calling app published on Google Play Store

Main Responsibilities:

Fix ZEGOCLOUD call drops, call-state and lifecycle issues

Resolve FCM incoming-call notifications in killed/background/locked states

Synchronize Flutter app, Node.js backend, WebSocket/Socket.IO call states

Handle Android background services, lock screen and poor-network scenarios

Fix audio routing, microphone, speaker, earpiece and Bluetooth issues

Analyze Crashlytics and Logcat errors and implement stable fixes

Required Skills:

Strong Flutter debugging and asynchronous programming experience

Production experience with ZEGOCLOUD, Agora or WebRTC

Android/iOS background and native integration knowledge

Node.js and real-time signaling experience

Ability to diagnose and deliver fast, production-ready fixes