小红书资深安卓开发工程师（底层优化方向）
社招全职3年以上客户端开发地点：上海状态：招聘
任职要求
1、计算机基础扎实，至少3年安卓系统开发经验，深入理解Linux内核机制（进程调度/内存管理/文件系统）； 2、精通Java/Kotlin与C++11/14混合编程，具备Native层Crash分析能力（ndk-stack/addr2line）； 3、掌握多线程编程及同步机制（Handler/Looper/锁优化/无锁队列），熟悉ART虚拟机原理； 4、有系统稳定性实战经验（Watchdog机制/ tombstone分析/性能退化治理）； 5、熟练使用Systrace/Perfetto进行线程调度分析，能优化IPC通信性能； 加分项： 1、熟悉HAL层开发或AOSP源码移植经验； 2、掌握Skia/Vulkan图形栈，有SurfaceFlinger定制经验； 3、精通MediaCodec硬解流程或FFmpeg软解优化； 4、有动画框架（Lottie/Property Animation）性能调优经验； 5、参与过Camera2/OpenGL ES图像处理管线开发
工作职责
1、负责安卓系统底层模块的开发与性能优化，包括但不限于进程/线程调度、内存管理、JNI/NDK交互、Binder机制等核心机制； 2、深入分析并解决系统级稳定性问题（ANR/崩溃/死锁/内存泄漏），建立长效监控与优化方案； 3、主导高性能多媒体框架开发，优化图片（Bitmap/JNI解码）与视频（MediaCodec/FFmpeg）编解码管线； 4、参与渲染管线优化（SurfaceFlinger/OpenGL ES/Vulkan），实现复杂动画效果的流畅渲染； 5、开发C++ Native层核心组件，进行跨平台库的调试与性能调优（Perf/ASan/Valgrind）； 6、针对低端设备进行深度性能适配，优化系统资源竞争与功耗表现；
包括英文材料
Linux+
https://ryanstutorials.net/linuxtutorial/
Ok, so you want to learn how to use the Bash command line interface (terminal) on Unix/Linux.
https://ubuntu.com/tutorials/command-line-for-beginners
The Linux command line is a text interface to your computer.
https://www.youtube.com/watch?v=6WatcfENsOU
In this Linux crash course, you will learn the fundamental skills and tools you need to become a proficient Linux system administrator.
https://www.youtube.com/watch?v=v392lEyM29A
Never fear the command line again, make it fear you.
https://www.youtube.com/watch?v=ZtqBQ68cfJc
内核+
https://www.youtube.com/watch?v=C43VxGZ_ugU
I rummage around the Linux kernel source and try to understand what makes computers do what they do.
https://www.youtube.com/watch?v=HNIg3TXfdX8&list=PLrGN1Qi7t67V-9uXzj4VSQCffntfvn42v
Learn how to develop your very own kernel from scratch in this programming series!
https://www.youtube.com/watch?v=JDfo2Lc7iLU
Denshi goes over a simple explanation of what computer kernels are and how they work, alonside what makes the Linux kernel any special.
Java+
https://www.youtube.com/watch?v=eIrMbAQSU34
Master Java – a must-have language for software development, Android apps, and more! ☕️ This beginner-friendly course takes you from basics to real coding skills.
Kotlin+
https://kotlinlang.org/docs/kotlin-tour-welcome.html
Quickly learn the essentials of the Kotlin programming language through our tours, which will take you from beginner to intermediate level.
https://learnxinyminutes.com/kotlin/
Kotlin is a statically typed programming language for the JVM, Android and the browser. It is 100% interoperable with Java.
https://www.youtube.com/watch?v=EExSSotojVI
In this full Kotlin course, you will learn the most popular programming language on Android and start building your own apps.
C+++
https://www.learncpp.com/
LearnCpp.com is a free website devoted to teaching you how to program in modern C++.
https://www.youtube.com/watch?v=ZzaPdXTrSb8
NDK+
https://developer.android.com/ndk/guides
The Native Development Kit (NDK) is a set of tools that allows you to use C and C++ code with Android.
https://www.youtube.com/watch?v=YvCRlJToCAg
While most Android apps are written in pure Java, Android's Native Development Kit (NDK) enables us to access code written in C/C++ via Java Native Interface (JNI).
多线程+
https://liaoxuefeng.com/books/java/threading/basic/index.html
和单线程相比，多线程编程的特点在于：多线程经常需要读写共享数据，并且需要同步。
https://www.youtube.com/watch?v=_uQgGS_VIXM&list=PLsc-VaxfZl4do3Etp_xQ0aQBoC-x5BIgJ
https://www.youtube.com/watch?v=IEEhzQoKtQU
https://www.youtube.com/watch?v=mTGdtC9f4EU&list=PLL8woMHwr36EDxjUoCzboZjedsnhLP1j4
https://www.youtube.com/watch?v=TPVH_coGAQs&list=PLk6CEY9XxSIAeK-EAh3hB4fgNvYkYmghp
https://www.youtube.com/watch?v=xPqnoB2hjjA
This video is an introduction to multithreading in modern C++.
https://www.youtube.com/watch?v=YKBwKy5PrpQ
Rust threading is easy to implement and improves the efficiency of your applications on multi-core systems!
性能调优+
https://goperf.dev/
The Go App Optimization Guide is a series of in-depth, technical articles for developers who want to get more performance out of their Go code without relying on guesswork or cargo cult patterns.
https://web.dev/learn/performance
This course is designed for those new to web performance, a vital aspect of the user experience.
https://www.ibm.com/think/insights/application-performance-optimization
Application performance is not just a simple concern for most organizations; it’s a critical factor in their business’s success.
https://www.oreilly.com/library/view/optimizing-java/9781492039259/
Performance tuning is an experimental science, but that doesn’t mean engineers should resort to guesswork and folklore to get the job done.
Camera2+
[英文] Camera2 overview
https://developer.android.com/media/camera/camera2
Camera2 is the low-level Android camera package that replaces the deprecated Camera class.
OpenGL+
https://www.youtube.com/watch?v=45MIykWJ-C4
Learn how to use OpenGL to create 2D and 3D vector graphics in this course.
https://www.youtube.com/watch?v=W3gAzLwfIP0&list=PLlrATfBNZ98foTJPJ_Ev03o2oq3-GGOS2
https://www.youtube.com/watch?v=XpBGwZNyUh0&list=PLPaoO-vpZnumdcb4tZc4x5Q-v7CkrQ6M-
ElasticSearch+
https://www.youtube.com/watch?v=a4HBKEda_F8
Learn about Elasticsearch with this comprehensive course designed for beginners, featuring both theoretical concepts and hands-on applications using Python (though applicable to any programming language). The course is structured in two parts: first covering essential Elasticsearch fundamentals including index management, document storage, text analysis, pipeline creation, search functionality, and advanced features like semantic search and embeddings; followed by a practical section where you'll build a real-world website using Elasticsearch as a search engine, working with the Astronomy Picture of the Day (APOD) dataset to implement features such as data cleaning pipelines, tokenization, pagination, and aggregations.
图像处理+
https://opencv.org/blog/computer-vision-and-image-processing/
This fascinating journey involves two key fields: Computer Vision and Image Processing.
https://www.geeksforgeeks.org/python/image-processing-in-python/
Image processing involves analyzing and modifying digital images using computer algorithms.
https://www.youtube.com/watch?v=kSqxn6zGE0c
In this Introduction to Image Processing with Python, kaggle grandmaster Rob Mulla shows how to work with image data in python!
相关职位
社招T7826
1、负责安卓Blink内核的优化，提供产品功能的底层支持，包括不限于：优化内核性能，修复排版渲染等问题； 2、优化Webview缓存机制，提升页面打开速度； 3、对接和解决公司各业务线与浏览器内核相关的基础业务需求和问题； 4、阅读Chromium项目源码、V8项目源码； 5、从引擎角度优化主流JS框架的性能，并对前端人员JS代码的编写和框架研发等提出规范和建议。
更新于 2023-11-09
社招3年以上信息技术类
Android开发 1、负责电商APP Android端功能开发及维护； 2、参与需求评审、技术可行性评估、技术方案设计、测试用例评审等； 3、负责建设&完善监控告警体系，保障App功能的稳定性； 4、负责Android App性能优化，提升用户体验；
更新于 2024-07-29
社招10年以上智能与信息技术
1. 洞察车端智驾、车控业务演进，支撑自研芯片的软硬联合设计优化，保障支撑芯片设计的优越性。 2. 持续洞察AI算法和工程技术发展动态，支撑车端OS与AI技术融合演进，建设业界领先的AI OS生态，提升核心技术竞争力。 3. 完成OS底层技术创新设计与挖掘，并指导开发团队完成关键技术项目规划、设计与落地验证工作，确保技术可行性并实现价值目标。 4. 负责OS系统核心功能迭代演进的架构设计工作，支撑质量持续改进、性能和实时性优化提升、安全性能力增强、AI能力融合优化等，推动综合产品力逐步提升。
社招技术大类
1、负责公司 Android 应用的架构设计、核心功能开发与性能优化； 2、基于 Kotlin + 协程 (Coroutines) 编写高质量、可测试、可维护的业务代码，为关键路径编写单元测试与 UI 自动化测试； 3、深度运用 Jetpack 组件（Lifecycle、Navigation、Room、WorkManager 等）以及 Compose 构建模块化、解耦的应用框架； 4、主导 Google Play 上架流程：应用签名、Bundle 构建、测试通道管理、合规审核、A/B 实验与版本灰度发布； 5、持续监控并优化 Crash / ANR / 启动耗时 / 耗电等关键指标，保障线上稳定； 6、充分利用 AI 开发工具 Cursor 提升编码效率：通过 Prompt 工程与插件扩展，实现代码补全、批量重构、文档与测试生成； 7、与产品、设计、后端团队紧密协作，确保需求按时高质量交付，并对业务流程提出技术改进建议； 8、参与技术评审与分享，沉淀最佳实践与技术文档，提升团队整体开发能力。
更新于 2025-07-29