Good evening!
I'm a leading bi web application developer, speciliazed on etl. Have experience in writing reports, transforms, extract from various sources like different databases using different dbms(oracle/mssql mostly, have also experience working with postgresql), among reports generating apps i'm common with Sap BO, fast report and the app i develop (flextera bi). Also have experience in java(types for oracle dbms), jdbc drivers, listeners. Understand how to project hard entities, historical entities. Have experience in loading data from different sources when data in the sources is not an independent set(unify using logical keys) etc.