Java NoSQL Kafka Spark HDFS

SSL/TLS DNS DHCP WINS NTP

Microsoft SQL Server TSO CICS COBOL JCL

data analytics TSQL Power Query

COBOL CICS TSO MVS JCL ENDEVOR

Epic Bridges Cloverleaf esp. TCL Unix\Linux shell scripting esp. Bash

Java J2EE with JavaScript XML and XSL

Cobol JCL TSO

C C++ OSI Model Protocols TCP/IP stack

TSO Cobol Code

Cobol JCL TSO

SL Quality voice / data metrics attendance test scores etc

IBM Mainframe MVS/TSO COBOL DB2/Stored Procedures CICS JCL

C TAL Python TACL SQL

COBOL CICS EasyTrieve JCL TSO/ISPF