DNS DHCP Cisco ACI Catalyst Switch Nexus

LAN/WAN Windows operating systems software computers laptops

servers storage backups network power/UPS

tills handheld scanner printers store network

HiveQL BigQuery data analysis Scala Python

Core Java J2EE Spring Hibernate Camel

Python Spark Scala ADF Dataflows

Azure Data Factory Data Warehouses

DevOps Automation Python SAAS PAAS IAAS

Cloud team MongoDB SQL or Db2 AWS Dynamo DB

Python Perl ABAP Java C++

Java Developer Java Backend ReactJs

Java NoSQL Oracle Postgres

Spring-Boot Spring Java 8 RESTful

Rest API Testing Postman automation testing Web Services Testing