Required Data Science & Analytics,Data Mining & Management freelancer for Excel Specialist Needed to Find Repeat Customers from Past Order Files job

For a non-profit organization in Hong Kong, we are currently looking for an Excel specialist, who can help pulling out all the repeat customers from past order files in Excel.

Background:
A non-profit organization has its orders over the past few years administered in diverse Excel spreadsheets. They now need an experienced Excel expert to find out:
- which customers placed more than 1 order in the past few years,
- what each repeat customer ordered each time,
- how much each repeat customer spend on each order,
- calculate the % of repeat orders over the years.

Requirements:
- excellent working knowledge of Excel
- good analytical skills

Skills & Expertise Required

Data Science & Analytics Data Mining & Management