Description
Responsibilities
- Develop native enterprise IM app (iOS/Android).
- Mobile architecture; optimize performance, battery, traffic, startup.
- Stable backend communication.
- Resolve mobile compatibility issues.
- Collaborate with backend/product/testing for quality delivery. Requirements
- Bachelor's degree or above in Computer Science or related fields; 3+ years native iOS or Android.
- iOS: Swift/ObjC; Android: Kotlin/Java; UI optimization, multithreading, memory.
- IM/social/RTC experience preferred; WebSocket/MQTT/APNs/FCM.
- Mobile security (encryption, cert validation), network optimization (weak network), monitoring.
- Coding standards, unit testing, problem-solving.
- Good communication, learning, teamwork.