network Firewall IPS/IDS loadbalancer router switch

COBOL IMS JCL VSAM DB2

Data entry

Python API Gateway DynamoDB S3 AWS Lambda

Network + ITIL Lean Six Sigma CCNA

TCP/IP UDP IPsec VRRP OSPF

macOS Windows 10 Chrome OS VPNs JAMF

BGP OSPF IS-IS vPC VXLAN

Java systems UNIX Linux Solution Manager 7.x Netweaver Gateway 7.x

Jenkins GitLab CI/CD CircleCI AWS Azure

Bitbucket Java Maven Spring boot Postgres Redis

IOS RESTful APIs GIT SVN CVS

ISA ERP Enterprise CCNP CWNP

Problem Management Release Management CAB ITSM ITIL

BGP ISIS Python Go