Mercury OA questions,
1 reported by real candidates.
Every Mercury online assessment question candidates have reported, most recent September 2026. The pattern that shows up most: sliding window.
Get StealthCoderRuns invisibly during the live Mercury OA. Under 2s to a working solution.
September 2026 (1)
⏵ The honest play
You've seen Mercury's questions.
Yours might be the one not on the list.
StealthCoder runs invisibly during the live screen share. It reads the problem on screen and surfaces a working solution in under 2 seconds. Works on HackerRank, CodeSignal, CoderPad, and Karat.
Mercury OA coming up?
Invisible during screen share