— Implementation of monitoring of the information system infrastructure;— Deploying from scratch a monitoring system such as Zabbix, etc;— Implementing partitioning in a database that is already filled with data;— Deployment of servers under Postgresql database, as well as setting up replication between master and slave;— Writing custom functions for Postgresql with their further use in pg_cron;— Creation of custom metrics for monitoring special parameters of services that are not supported by default in the monitoring system.

— Solving technical issues of VIP clients and communication with the system administrator or engineers to jointly solve the technical problem of the client;— Configuring and troubleshooting L2 switches;— Сombined solution of technical problems with other departments in company.