Your question is Ownership of a Technical Challenge. 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).
Describe a project where you took ownership of a significant technical challenge from start to finish.
Choose a project that demonstrates how you planned the work, made technical and delivery trade-offs, coordinated stakeholders, managed risks, and drove the effort through completion. Explain the challenge, your ownership, key decisions, execution approach, obstacles, and measurable outcome.