Aleksandr Kronov Email & Phone Number

Armenia

Moscow City, Russia

- Data source analysis(Oracle, PostgreSQL, MSSQL, Kafka), configuring the data collection process, and loading into data lake(Hadoop); monitoring data quality (completeness, alignment with business metrics, SLA).- Analyzing query performance, configuring allocated resources(configuring Spark parameters), optimizing table structures, utilizing indexing.

Moscow City, Russia

- Installation, configuration and support of solutions for processing big data at the customer's site (Spark + company's own solutions)- Setting up ETL based on NiFi, writing flow, tuning parameters - Using SQL to fetch data from client databases and load them into the data lake- Setting up orchestration with Air Flow- Setting up distributed file systems.

Moscow City, Russia

- Administration of Splunk installations for customers (both Splunk itself and the Linux system environment) - Assistance to customers in writing analytical queries on SPL(Splunk) - Setting up data source connection in Splunk(ETL)- Administration of Hadoop installations for customers (Cloudera) - Solving problems with the operation of HDFS, HIVE, Impala.

Moscow City, Russia

- Commissioning and administration (backup, logging, load balancing) of iron and virtual (VmWare) servers (CentOS, Debian)- Deployment and administration of the company network- Administration of monitoring tools for servers and network equipment (Zabbix, Nagios)- Using of a configuration management and containerization system- Writing and adaptation of.