Airwallex Software Engineer interview experience

The coding round was the hardest part: even though the problem was described like a typical medium, the expectations felt extremely demanding. I had to not only produce an optimal solution, but also explain the reasoning in code, clean up and abstract the implementation, and cover a full set of edge cases with my own tests—while everything was watched under tight time pressure.

After the coding pressure, I went into the behavioural and resume-style discussion, which felt comparatively calmer. Still, the overall difficulty level stayed high because the process kept emphasizing both reasoning