Your question is Most Challenging Problem. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
What was the most challenging problem you've worked on? Choose one specific engineering problem and explain the stakes, your responsibility, the actions you took, and the measurable result. We are looking for evidence of ownership, prioritization, decision-making under uncertainty, and reflection on what you learned.