Lenovo
Android 性能优化工程师
- China · On-site
- Salary not published
- Posted 3 weeks ago
From Lenovo's careers page
Status: listed on the employer's own careers page when we last checked (daily). Confirm on their site before applying.
Lenovo
From Lenovo's careers page
Status: listed on the employer's own careers page when we last checked (daily). Confirm on their site before applying.
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Lenovo is a US$83 billion revenue global technology powerhouse, ranked #153 in the Fortune Global 500, and serving millions of customers every day in 180 markets. Focused on a bold vision to deliver Smarter Technology for All, Lenovo has built on its success as the world’s largest PC company with a full-stack portfolio of AI-enabled, AI-ready, and AI-optimized devices (PCs, workstations, smartphones, tablets), infrastructure (server, storage, edge, high performance computing and software defined infrastructure), software, solutions, and services. Lenovo’s continued investment in world-changing innovation is building a more equitable, trustworthy, and smarter future for everyone, everywhere. Lenovo is listed on the Hong Kong stock exchange under Lenovo Group Limited (HKSE: 992) (ADR: LNVGY).
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岗位职责：
1. 负责Android系统及应用核心场景的性能优化工作，包括应用启动速度、UI渲染流畅度、触控响应时延及内存占用等关键指标的提升。
2. 定位并解决卡顿、掉帧、ANR、内存泄漏以及高负载场景下性能退化等典型性能问题。
3. 基于性能分析工具和监控数据，开展应用层至系统层的性能诊断与根因分析，持续推动性能优化方案落地。
4. 结合业务场景和产品需求，制定并实施系统化性能优化策略，提升终端设备整体使用体验。
岗位要求：
1. 具备Android领域性能优化经验，深入理解Android系统架构，熟悉AMS、WMS、Binder、SurfaceFlinger、ART虚拟机等核心模块原理。
2. 熟悉Linux内核相关机制，包括进程调度（CFS）、内存管理（回收与压缩）、文件系统以及CPU/GPU动态调频策略等。
3. 熟练使用Perfetto、Systrace、ftrace、Simpleperf、MAT等性能分析工具，具备从应用层到内核层的性能问题定位与分析能力。
4. 具备Android手机或平板设备性能调优经验者优先。
5. 熟悉主流移动平台架构及性能特性者优先，包括高通87xx、88xx、86xx系列以及MTK 24M/25M、24E、25P等平台。
6. 具备良好的英文听说能力，能够与海外团队进行日常技术沟通者优先。
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