ETL developers are in high demand because of their ability to clean, integrate and analyze data. They have the capacity to transport data from one accounting system or database into another without distortion or loss of content. ETL can be performed on a number of areas including telecommunications, financial reports, HR systems, e-commerce databases and hospitality management software applications just to name a few. What is ETL? In Data Warehousing terminology you will often hear the acronym “ETL” which stands for Extract Transform Load which represents three key processes: extracting data from source files; transforming it; and loading it into destination files optimized for reporting purposes (thanks Wikipedia!). The goal is generating information that provides increased insight through more precise representation and manipulation of