Nielsen Data Scientist interview experience

I began with an initial conversation that was essentially about my background and what I’d done before, and then I had a small live coding round in Python. The momentum then carried into a take-home assessment that centered on analyzing recommendation system outputs—coding and data analysis that forced me to reason about model behavior from the results.

After submitting that take-home, I had an interview specifically built around it, where I walked through what I’d done and why my approach made sense. The later rounds maintained that same theme: connecting analysis decisions back to the work