KiRorY
KPIT 面经

KPIT 面经

已挂 面试时间为2026年4月21日

Rejected. Interview Date: April 21, 2026

2026 KPIT 嵌入式实习面经

26年投递的上海KPIT嵌入式实习岗,JD是C/C++微控制器和外设开发。目前中文互联网相关面经很少,因此本文简单记录一下面试过程和内容。笔者面试的岗位需要跨国与公司在德国和印度的部门合作,因此面试以英文为主,由德国慕尼黑部门的面试官远程进行Team面试。

面试过程与内容

一面为技术面,Team会议室总共4名面试官,一位是上海部门的中国人,其余3位都是在慕尼黑部门的印度面试官。有些印度面试官的英语会有口音,HR在面试开始之前也很好心提醒我可以开Team的实时字幕辅助(虽然实际面试的时候字幕也不太能准确翻出来)。面试总共45分钟左右,内容是自我介绍,技术知识点以及项目经历,最后是反问和上海部门和我的一些简单信息确认。下面是笔者回忆的一些问题:

  • 通信相关
    • CAN通信的概念,使用的channel。

    • 驱动层面怎么获取和解析CAN的包。

    • 应用层面怎么获取包中的数据。

    • 说明CAN的仲裁机制。

    • 介绍一下SPI。

    • SPI中,如果Slave要主动发送信息,如何实现这一点(注意CLK通道是Master控制的)。

    • SPI或者I2C是怎么解决data corruption的问题的。

  • C/C++ 编译相关
    • 描述Compiler的编译过程。
    • 如果调用了一个没有被Implemented的函数,会有什么类的编译错误?编译还能输出object file吗?
    • 编译过程中输出的section中各个字段的内容(.bss, .data, .text 等等)。
    • 什么问题会导致stack overflow?
    • 一个.h头文件存在,但是编译时找不到,可能是什么原因?
    • 使用过什么debug工具?
  • 系统相关
    • 使用过RTOS吗?使用过STM32上的OS吗?
    • 多线程资源抢占的解决方法。
    • 什么情况下,shared的资源不需要保护也不会产生问题。
    • 什么情况下微控制器的系统会自己reset,memory corruption会导致reset吗?
    • 介绍一下看门狗机制,window看门狗和independent看门狗的区别是什么?
  • 其它项目问题
    • 说明一些项目的技术实现思路(我这里问了一些OTA项目的细节和开发工具链的使用经验)。

简单总结和碎碎念

其实回顾来看,面试的问题都不算难,但有些问题实际项目没有做过的话,光靠突击八股是答不上来的。对笔者而言,最大的难点是克服语言和心理障碍,其次是八股还需要全面巩固。

最后的最后再找点借口(´ー`)。面试的时候人还在北美,面试时间又是按照慕尼黑的时区定,所以当时早上6点面的时候整个人都挺晕...... 很多问题答得不确定,口语表达也不太准确和流利。面试前HR提前和我说过,这个岗位目前说不太倾向于招短期或者北美base的学生,所以笔者第一次纯英文面试就这样毫无悬念地被默拒了。

Rejected. Interview Date: April 21, 2026

Rejected. Interview Date: April 21, 2026

2026 KPIT Embedded Internship Interview Experience

I applied for the KPIT embedded internship position in Shanghai in 2026, with a JD focusing on C/C++ microcontroller and peripheral development. Currently, there are very few related interview experiences on the Chinese internet, so this article briefly records the interview process and content. The position I interviewed for required cross-country collaboration with the company's departments in Germany and India, so the interview was primarily conducted in English, remotely via Microsoft Teams by interviewers from the Munich, Germany department.

Interview Process and Content

The first round was a technical interview, with a total of 4 interviewers in the Teams meeting room: one Chinese interviewer from the Shanghai department, and the other three Indian interviewers from the Munich department. Some Indian interviewers had accents, and the HR kindly reminded me before the interview that I could turn on Teams' real-time captions for assistance (though in the actual interview, the captions weren't very accurate). The interview lasted about 45 minutes, covering self-introduction, technical knowledge points, and project experience, followed by my questions to them and some simple information confirmation with the Shanghai department. Below are some questions I recall:

  • Communication Related
    • Concept of CAN communication, channels used.

    • How to acquire and parse CAN packets at the driver level.

    • How to acquire data from packets at the application level.

    • Explain CAN's arbitration mechanism.

    • Introduce SPI.

    • In SPI, if the Slave needs to proactively send information, how is this achieved (note that the CLK channel is controlled by the Master).

    • How do SPI or I2C solve data corruption issues.

  • C/C++ Compilation Related
    • Describe the compiler's compilation process.
    • If a function that has not been implemented is called, what kind of compilation error will occur? Can the compilation still output an object file?
    • Content of various fields in the sections output during compilation (.bss, .data, .text, etc.).
    • What issues can lead to stack overflow?
    • A .h header file exists, but cannot be found during compilation. What could be the reason?
    • What debug tools have you used?
  • System Related
    • Have you used an RTOS? Have you used an OS on STM32?
    • Solutions for multi-threaded resource contention.
    • Under what circumstances do shared resources not need protection and will not cause problems?
    • Under what circumstances does a microcontroller's system reset itself? Can memory corruption lead to a reset?
    • Introduce the watchdog mechanism. What is the difference between a window watchdog and an independent watchdog?
  • Other Project Questions
    • Explain the technical implementation ideas for some projects (here I was asked about details of OTA projects and experience with development toolchains).

Brief Summary and Musings

Looking back, the interview questions weren't particularly difficult, but some questions, if you haven't worked on actual projects, can't be answered by merely cramming textbook knowledge. For me, the biggest challenge was overcoming language and psychological barriers; secondly, textbook knowledge still needs comprehensive consolidation.

Finally, one last excuse (´ー`). I was still in North America during the interview, and the interview time was set according to Munich's timezone, so I was quite groggy when interviewed at 6 AM... Many questions were answered with uncertainty, and my spoken English wasn't very accurate or fluent. The HR had told me beforehand that this position currently doesn't prefer hiring short-term or North America-based students, so my first all-English interview was implicitly rejected without suspense.

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