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Scripting languages - Powershell, Python, Perl, VbScript etc.. Senior level
Azure development - data pipelines, Data Factory, Azure SQL, API coding in Powershell - Mid level some production code
Really interested in Graph databases - Neo4J in particular, been dabbling for several years. now building POC on production data utilising Graph Algorithms - Shortest Path etc..
.Net coding, C#, VB .Net several small apps in production - Mid level
Some machine learning self-study & training - decision Tree's, basic Neural net, Python & R. Lots of background study on statistical & ML fundamentals - nearest neighbour, linear regression, supervised, unsupervised