&gt; &quot;big data&quot; tools (Spark, Hadoop, Tableau, SSIS&#x2F;SSRS)<p>whoa man...those tech&#x27;s aren&#x27;t even in play. lol. It&#x27;s MSSQL and Oracle, with .net web apps [usually] running on top.<p>building on hadoop&#x2F;spark is way outside their wheelhouse.