PostgreSQL Neo4j Elastic Search MongoDB

Java PL- SQL Hadoop Hive HDFS

TCP/IP IPv4 IPv6 MPLS Network Engineering

Scala Spark AWS JavaScript MongoDB

SQL Server SSIS Azure SSRS PowerBI

GCP Pro*C Google BigQuery DevOps Cloud SQL

Unix scripting Python Java Ab Initio Data Stage

Oracle SQL Server Teradata SingleStore Agile

Informatica DataStage SSIS PL/SQL T-SQL

Apache Kafka Data Modeling REST AWS Azure

AWS Azure Python JavaScript GCP

Oracle Oracle Data guard SQL PL/SQL

database Oracle Oracle Data guard AWS SQL

Scala Data Bricks DATA ARCHITECTURE Databricks Spark

python spark SQL data