Senior Mobile Engineer (Android/Kotlin Multiplatform)

Build and maintain the core MoMo app, serving millions of daily active users. Join the Core X Mobile Platform team to develop Android and Kotlin Multiplatform capabilities that help product teams deliver reliable features faster and share business logic across Android and iOS.
Mô tả công việc
Develop core Android features, shared modules and SDKs using Kotlin to simplify integration and reduce duplicated work across product teams.
Build and maintain Kotlin Multiplatform modules with clear boundaries between shared business logic and platform-specific implementations.
Optimize app performance and resolve crashes, ANRs and memory issues to improve stability and user experience.
Improve platform architecture, dependency management and API compatibility to support evolving business needs.
Collaborate with Android, iOS, backend, product and QA teams to deliver consistent behavior across platforms and reliable releases.
Improve engineering quality through code reviews, automated testing, documentation and knowledge sharing.
Yêu cầu công việc
Knowledge & Skills
Strong Kotlin and Android SDK skills, including application lifecycle, Coroutines, Flow and memory management.
Hands-on experience with Kotlin Multiplatform, including shared module design, platform interoperability and Android/iOS integration.
Solid understanding of mobile architecture, modularization, API design, data structures and algorithms.
Experience with debugging, profiling and automated testing for Android and shared Kotlin code.
Familiarity with Gradle and dependency management; experience with Jetpack Compose or Java is a plus.
Working Style
Take ownership of technical problems through resolution and verification.
Communicate technical decisions and trade-offs clearly, and collaborate effectively across teams.
Consider the impact of platform changes on users and teams integrating shared components.
Education & Experience
Bachelor's degree in Software Engineering, Information Technology or a related field, or equivalent practical experience.
3+ years of experience as a Mobile Engineer, with strong expertise in Android development using Kotlin.
Experience building shared SDKs or working on large-scale mobile applications is a plus.
Experience with native iOS development using Swift or Objective-C is a plus.