小米WiFi技术专家
社招全职8年以上A131747地点：北京状态：招聘
任职要求
基础能力： 1. 本科及以上学历，计算机相关专业，C/C++/jave开发经验，熟悉基本的数据结构及算法 2. 8年以上安卓智能设备或者WiFi芯片开发经验 3. 精通IEEE802.11及WFA协议族，包括但不限于：MAC/PHY主要规格，特性和演进过程，实现的技术要点，以及包括QoS/PowerSave等典型协议特性 4. 理解操作系统基本原理，对内存管理，处理机管理等操作系统典型能力的原理有基本认知，熟悉Linux内核下系统分析调试工具 5. 有系统设计能力，能完成复杂系统的设计，保证系统架构合理清晰，具有足够的灵活性和可扩展性；（以下满足任一即可） i. 熟悉Android WiFi框架，非常了解Android WiFi的演进过程，有基于Android定制化特性开发经验 ii. 熟悉Linux Kernel的无线框架的实现，有独立开发WiFi驱动能力（仅实现基本功能） 加分项： 1. 熟悉一种或者多种投屏协议，能独立设计与实现基于某种协议的投屏功能，有性能瓶颈分析和调优能力 2. 熟悉Tcp/ip协议栈，深入了解一种Tcp/ip实现，可以熟练使用常见网络分析工具，可以做网络侧性能调优， 3. 对如下几点有研究并实际使用过：e-bpf,，cgroups，iptables
工作职责
1. 负责小米电视产品上基于Android WiFi框架下的无线相关功能的设计与开发，参与小米互联互通服务相关协议的设计与实现 2. 负责系统性的无线性能架构/分析/优化
包括英文材料
学历+
C+
https://www.freecodecamp.org/chinese/news/the-c-beginners-handbook/
本手册遵循二八定律。你将在 20% 的时间内学习 80% 的 C 编程语言。
https://www.youtube.com/watch?v=87SH2Cn0s9A
https://www.youtube.com/watch?v=KJgsSFOSQv0
This course will give you a full introduction into all of the core concepts in the C programming language.
https://www.youtube.com/watch?v=PaPN51Mm5qQ
In this complete C programming course, Dr. Charles Severance (aka Dr. Chuck) will help you understand computer architecture and low-level programming with the help of the classic C Programming language book written by Brian Kernighan and Dennis Ritchie.
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
数据结构+
https://www.youtube.com/watch?v=8hly31xKli0
In this course you will learn about algorithms and data structures, two of the fundamental topics in computer science.
https://www.youtube.com/watch?v=B31LgI4Y4DQ
Learn about data structures in this comprehensive course. We will be implementing these data structures in C or C++.
https://www.youtube.com/watch?v=CBYHwZcbD-s
Data Structures and Algorithms full course tutorial java
算法+
https://roadmap.sh/datastructures-and-algorithms
Step by step guide to learn Data Structures and Algorithms in 2025
https://www.hellointerview.com/learn/code
A visual guide to the most important patterns and approaches for the coding interview.
https://www.w3schools.com/dsa/
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.
系统设计+
https://roadmap.sh/system-design
Everything you need to know about designing large scale systems.
https://www.youtube.com/watch?v=F2FmTdLtb_4
This complete system design tutorial covers scalability, reliability, data handling, and high-level architecture with clear explanations, real-world examples, and practical strategies.
Android+
https://roadmap.sh/android
Step by step guide to becoming an Android developer .
https://www.youtube.com/playlist?list=PLQkwcJG4YTCSVDhww92llY3CAnc_vUhsm
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.
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