A *3 HOUR* OA, consisting of both frontend and backend coding
I should have instantly declined to interview upon learning that, and I encourage you too as well.
Felt that I did solid on the backend piece, not as good on the frontend.
Interview questions [1]
Question 1
non-leetcode practical backend coding and separate frontend flow
The first round screening was an automated coding assignment on code signal. Had to solve 4 questions in 70 minutes. Classic leetcode style questions with roughly medium to hard difficulty
I applied through a recruiter. I interviewed at Hudson River Trading in Mar 2026
Interview
A bunch of questions related to OS (deep, implementation ideas), data structure, networking.
A bit about your previous project & deep investigation experience.
Second phone screen classic C++ coding questions regarding pointers, references.
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