I know BigData technologies: Apache Spark, Hadoop, Hive, Impala, Hue. I write code in functional Spark and Spark-sql, as well as in PySpark and Scala.
I know how to work with the orchestrator Airflow and write DAG's in python.
NoSql
Redis
Big Data
I can work with products in Big Data:
Apache Spark
Scala
PySpark
Hive
Hadoop
Airflow
Docker
DockerHub
github
AirFlow
Python
Dags
BashOperator
Data Bases
Development of stored procedures, database design:
PostgreSQL
MS SQL Server (T-SQL)
Oracle (pl/SQL)
MySQL
ClickHouse (yandex DigData)
Liquibase
Hostings
Administration and configuration of services: Oracle VM VirtualBox + Linux + NGINX + MS SQL Server (or MySQL or PostgreSQL) for Linux or Windows)