Analytics engineers have some of the most in-demand big-data roles in the industry. They're experts in SQL and a new tool called dbt, tasked with cleaning large data sets. Companies like Amazon ...

The analytics engineer specializes in using a tool called dbt. The role has recently become one of the most in-demand jobs in tech.

Looker, provider of a BI platform, has added support for Presto and Spark SQL as well as updates to its support for Impala and Hive.