MySQL PostgreSQL Redis AWS GCP

HTML5 MongoDB Cassandra HBase DynamoDb

HTML CSS JavaScript jQuery MySQL

MySQL RAC ASM ASO UNIX

HDFS Cassandra MySQL Microsoft Oracle

MySQL Postgres Redshift etc chef

(MapReduce Yarn MySQL PostgreSQL SqlServer

HTML CSS Java Spring Boot Java EE

MapReduce HDFS Spark Presto HBase

UI frameworks libs PostgreSQL MySQL MongoDB

(MapReduce Yarn HDFS Hive Spark

(MySQL PostgreSQL SqlServer Oracle (MapReduce

Java python Ansible bash scripting Terraform

Java Spring Boot Oracle Postgres mySQL

Java Eclipse Spring boot Oracle Postgres