Endeca EQL query script writing for groupings

I am looking for a developer with experience with either Endeca commerce or endeca information discoveyr to write EQL query scripts writing for groupings. Initially this will be for 5 product grouping scripts for the developer to demonstrate their proficiency, however, there is significant additional work available after this milestone has been accomplished. SOW includes the following: - 5 EQL scripts for creating groupings of products for product sales aggregations by product category hierarchies.