NIO

性能系统性能优化工程师

NIO  •  Onsite  •  2 hours ago
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Job Description

性能系统性能优化工程师

上海

社招

全职

数字技术

本科及以上

3-5 年

职位描述

职位描述(岗位职责): 1.核心调度优化:负责数字座舱底层系统性能优化,重点优化Linux/Android内核的CPU调度策略,优化CPU负载均衡,提升系统流畅度、响应速度及能效比。 2.全栈性能分析:负责数字座舱性能问题分析,涉及Android全栈、Linux内核以及QNX系统多领域;能够针对系统中出现的复杂性能问题(如卡顿、掉帧等)给出专业的分析,制定解决方案并实施落地。 3.底层技术攻坚:深入Linux内核进行源码级分析,针对CPU频率调节、任务调度、负载均衡等模块进行定制化开发和参数调优。 4.工具链建设:熟练使用各类性能分析工具(如Perf、Systrace、Perfetto、eBPF等)进行深度 Trace 分析,并协助团队完善性能监控与自动化测试体系。

职位要求

职位要求(任职资格): ​1.语言与基础:掌握 C/C++/Java语言等,熟悉面向对象设计方法和常用设计模式,具备扎实的代码基本功;具备优秀的底层数据结构与算法能力。​ 2.内核与框架:熟悉 Android 框架及 Android/Linux 内核机制(如进程管理、内存管理、中断处理等),具有丰富的 Linux 内核开发或深度定制经验。​ 3.调度与性能:精通 Linux 内核 CPU 调度策略(如 CFS、EAS、RT 调度器等),对 CPU 调频调压(CPUFreq/CPUFreq Gov)、任务迁移、大小核调度有深入理解和实际调优经验。熟悉常用的性能分析工具(如 Perf、Systrace、Perfetto、eBPF 等)及方法论。 ​4.加分项(优先考虑): ​有 QNX + Android 架构下(如虚拟化 Hypervisor)性能优化经验者优先。​ 有车机(智能座舱)或 手机(移动端)底层系统性能优化经验者优先。​ 有开源社区(Linux Kernel, AOSP)贡献经验者优先。 ​5.综合素质:逻辑清晰,具备较强的系统性分析、解决问题能力;对底层技术有极大的热情,具备良好的跨团队沟通与协作能力。

投递

NIO

About NIO

NIO is a pioneer and a leading company in the premium smart electric vehicle market. Founded in November 2014, NIO’s mission is to shape a sustainable and brighter future together. NIO aims to build a community starting with smart electric vehicles to share joy and grow together with users.

NIO designs, develops, jointly manufactures and sells premium smart electric vehicles, driving innovations in next-generation technologies in autonomous driving, digital technologies, electric powertrains and batteries. NIO differentiates itself through its continuous technological breakthroughs and innovations, such as its industry-leading battery swapping technologies, Battery as a Service, or BaaS, as well as its proprietary autonomous driving technologies and Autonomous Driving as a Service, or ADaaS.

NIO’s models for sale include the all-new smart electric flagship SUV ES8, the smart electric flagship coupe SUV EC7, the smart electric mid-large SUV ES7, the smart electric flagship sedan ET7, the all-new smart electric all-round SUV ES6, the all-new smart electric coupe SUV EC6, the smart electric mid-sized sedan ET5, and the smart electric tourer ET5T.

Industry
Unknown
Company Size
5,001-10,000 employees
Headquarters
Jiading, CN
Year Founded
Unknown
Website
nio.com
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