系统性能交付工程师-豆包手机助手（北京/深圳）
Core
Deliver Android system performance models and ensure achievement of user experience metrics.
Role type
Android system performance engineer
Builds
Android system performance models
Domain
Mobile operating systems (Android)
Deliverable
production ML models
Required skills
Linux kernel internals, ARM architecture, multi-core scheduling, Android framework modules (Binder, SurfaceFlinger, SystemServer), performance toolchains (Perfetto, Systrace, perf, GDB, ftrace)
Preferred skills
Performance instrumentation and measurement development
Technologies
Perfetto, Systrace, Ftrace, Linux, Android, ARM, GDB
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