JEE web applications Apache Sling Sightly Apache Oak and Dispatcher WCM/DAM

C C++ C# JSP CSS

bash python JavaScript Perl Ruby

Python AWS GCP Hadoop Spark

zSecure RACF JCL TSO CICS

SSL DNS SMTP DHCP TCP/IP networking

HTML5 Sass Java JSP REST

Python Git Bitbucket Airflow MLflow

COBOL TSO/ISPF JCL DB2 ClearQuest

Wireshark ArcSight CrowdStrike Symantec McAfee

Java JSP Servlets Spring Hibernate

LAN WAN DHCP DNS NTP

C++ Java Linux Networking Scripting

JavaScript JSP SQL Python Groovy

Python Java SQL