NPQS provides data engineering testing services including: - Testing of data integration, ETL processes, data warehouses, OLAP cubes, and reports across various database, ETL and reporting tools. - A team of 70+ ISTQB certified QA engineers with extensive experience testing complex data warehouse architectures and over 10 BI products. - Well defined testing methodologies and the use of test automation tools to test all phases from data integration and ETL to data warehousing to OLAP and reporting.