OLTP AWS Postgres MS SQL

Postgres MS SQL NoSQL MongoDB

AWS Java Python HTTP/S FTP

Oracle MS SQL Serve Postgress. Java Python

Linux Unix MySQL PostgreSQL MS SQL Server

Java Python HTTP/S FTP Publish/subscribe mechanism

Oracle MS SQL DB2 ODBC Google Big Queries

Oracle SQL DB2 MS SQL Load Testing

Service Now Xls SQL JQL Ansible

Sybase Oracle MS SQL server PostgreSQL UNIX / Linux Shell Scripting

Python ETL PostgreSQL MS SQL Spark

VMWare Azure PostgreSQL MS SQL Oracle

Node.js Koa.js or Express.js databases preferably MongoDB JavaScript (ES5 and ES6)