Applicative DBA

Writing and maintenance of queries and SP in MySQL 5.7, MongoDB 3.2.
Creating DB layer by transforming existing Java code (DB related) into SP or Python.
Minimum experience: 2 years in RDBMS as an Applicative DBA.
Best candidate will have working experience in :
MySQL 5.7, 2 years at least. Applicative + Infra.
MySQL 5.7 to MariaDB latest migration.
MongoDB 3.x, 4. Applicative + Infra.
Linux shell script ability.
Python 3.x ability.