Airwallex Software Engineer interview experience

I had about four hours to complete it at home, and the prompt was a very basic RPN calculator. Once I finished, I sent them my source code rather than doing anything live.

The tone around it felt light compared to the typical multi-round technical gauntlet—more about implementing the requested behavior cleanly than wrestling with hard, unfamiliar constraints. I remember expecting that I’d hear back after about a week, and that timeline matched what I had been told.

I didn’t get an offer, but the overall feeling was that the test was genuinely accessible and straightforward. The biggest