ETL Datawarehouse Engineer

12/2015 – 12/2018

Designed and Implemented various ETL process and Algorithmsfor different Analyticalrequests.
● Good knowledge of relational databases, data modelling and SQL programming.
● Experience in (Big) Data Warehouses with good programming knowledge in Hadoop PySpark
conversion from ETL platform.
● Automation Expertise in Unix Shell Scripting/Python/Jenkins.
● Devised an Enterprise wide tool called “Tag Utility” for End to End Code migration using Unix shell
scripts and SME for CI/CD Jenkins with SOX complaint.
● Designing core Architecture for ETL DWH Applications[ Batch, Stream].
● Handled XML’s, Flat files, Table transactions, HDFS, XL, JSONdata in larger volume.
● Good Hands-on Experience in migrating Legacy system code to ETL codebase.
● Expert in developing POC (Proof of concept) and actively working in Spark and Kafka real time data
streaming, Big Data, Data lake system Architecture.
● Expert in AB initio BI report generations(Ab Initio Charts, Ad-hoc Queries).

Apache Hadoop, ETL, UNIX