DW/ETL Developer (Refnr:29)

Vår kund i city söker nu en DW / ETL Developer enligt nedan, hör gärna av er med tips!
Exasol is our database used by our reporting and self service tool (Tableau) to create reports and analyze data. In other words Exasol is being used for production and development purposes.
Performance on our environment is key and essential. We have tables that have several billions rows of data and we need to create efficient solutions that can scale over time. 

The top priorities to solve are: 

1) Viewing data has the biggest tables and we need to create aggregations for them on different levels. 
2) Improve the relational model in the underlying database. 

· 3+ years of working in ETL/Data Warehousing Back End 
· ETL/SQL projects 
· Experience in Scala programming 
· Aggregations and dimensional based architecture. 
· Experience in setting up data warehouse servers infrastructure 
· Cloud environment (AWS) 
· Proven documentation capabilities 
· Understanding of Tableau or similar reporting tools 

· Able to mentor 
· Programming language experience (Java and Python)