Your question is Owning a Big Data Migration. 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).
Tell me about a time you had to take ownership of a big data system built with technologies like Spark or Hadoop during a high-stakes project. Walk me through how you communicated the technical tradeoffs, handled issues that came up, and what impact your work had.