I will be mysql mariadb dba to install, replicate, cluster, upgrade, optimize, backup

This gig is all about MySQL database administration tasks with 7 years of industry experience:

• MySQL or MariaDB installation, secure installation, and configuration.
• Configuring MySQL Database replication: Master-Slave, Master-Master-Slave, multi-master read-write with Load Balancing and auto failover (Using Binlog, GTID for MySQL, MariaDB)
• MySQL InnoDB, NDB Cluster setup
• MariaDB GALERA Cluster setup
• MySQL or MariaDB Version (Any) Upgrade Without Any Downtime (Zero Downtime).
• User creation, privilege assigning, and role segregation.
• Slowly performing MySQL or MariaDB performance tuning with

1. Creating and Utilizing indexing properly
2. Database System Variables (innodb, cache & Heap Related) Tuning 
3. Slow Query Log Enabling
4. SQL Query Optimization and Rewriting

• Configuring shell/batch script for daily Database backup automation and replication alert generation using crontab.
• Having expertise on RHEL/Oracle Linux 6/7/8 OS Parameter setup, Yum Server Configuration, Firewall configuration, File/Directory Permission and so on.

MySQL Database Support on Monthly Basis - Starts from $80

NOTE: PLEASE CONTACT on INBOX BEFORE ORDERING THE GIG.