mthree·Software Engineer

mthree Software Engineer interview experience

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Montreal, QCPosted Mar 2025 · Candidate report, summarized by Dataford

My interview was long enough that it felt like a full session rather than a quick screen.

It was split into two distinct parts. The first part was focused on how I handle a coding problem, where I was asked to work through it at the pseudo-code level to show my thinking process. The second part shifted gears completely into system design: I had to design an infrastructure/network/system diagram for a stock exchange use case.

That mix was what surprised me the most—going from structured algorithm thinking to a diagram-based system design task within the same interview. The overall difficulty felt fairly high because it wasn’t only about knowing concepts; it was about organizing

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