Java 1.7 J2EE JPA/EJB Spring Framework Docker

LAN WAN TCP/IP DNS DHCP

TCP/IP CONTROL-M ACF2 SYSVIEW LIBRARIAN

Windows O/S Windows 7/8/10 MS/Office LAN WAN

network Firewall IPS/IDS loadbalancer router switch

Oracle PL/SQL C COBOL JSON and XML VMS/VAX

HTML CSS XML jQuery Spring

TCP/IP UDP IPsec VRRP OSPF

Microsoft Office Suite workstations laptops IP phones smartphones

Kubernetes Linux wireless mobile and satellite Network

Power builder Developer Sql PL/SQL PowerBuilder v9.0

python Golang Jenkins GitLab Travis CI

REST API Kotlin Java LTE CDMA

Python JES2 SMS HSM Cobol

Axiom SAP BI GCP Cognos Tableau