(Bloomberg) -- Despite an onslaught of bankruptcies, store closures and layoffs, there’s one retail job that’s still in hot demand: data scientists.

The battle against e-commerce is putting new pressure on brick-and-mortar retailers to fix up stores and deliver a more pleasant experience for shoppers. And that means studying data -- lots and lots of data. Department-store chains and other businesses have tons of information that they could use to refine their customer service and get more revenue from shoppers; they just need someone to help them go through it.

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