Selection of a complete set harware(supermicro, Disk Array Enclosure (DAE), raid storage controllers, assembling and configuring hardware. Deploying and configuring CentOS 7, Postgresql( with backup,failover - hot standby), monitoring(zabbix). Setting up scheduller pgagent, connection pool pgbouncer for Postgresql. Supporting development stand(jenkins). Participation in development of database structure, setting up partition mechanism for tables, searching "bottle necks" on queries layer,...