C Engineer Interview Questions

3,798 c engineer interview questions shared by candidates

The typical HFT interview questions. So, in order of decreasing importance: modern C++, LC, and networking. In comparison to other HFT firms, there is less of an emphasis on hardware knowledge, e.g. what is a cache line? Why might a plain array of key-value pairs be faster than a `unordered_map`?
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Junior C++ Developer

Interviewed at GTS

3.8
Jul 27, 2022

The typical HFT interview questions. So, in order of decreasing importance: modern C++, LC, and networking. In comparison to other HFT firms, there is less of an emphasis on hardware knowledge, e.g. what is a cache line? Why might a plain array of key-value pairs be faster than a `unordered_map`?

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