Andrey Vasilev

• providing and supporting infrastructure for BigData ecosystems evolving around Cloudera Hadoop clusters • HDFS, YARN, Spark, Hive, Zookeeper, Ranger • supporting and administering Cassandra clusters • Ansible and Git for an Infrastructure as Code (IaC) tools • Jenkins and Groovy as a cron on steroids • Maven and Gradle to build Java code • providing Kafka as a service • scripting in Python and Bash • maintaining HBase clusters • Prometheus for monitoring • building CLI administrative tools in Golang

• strong Linux Administration and Linux Kernel tuning skills. • profound knowledge of Unix Shell and Bash scripting, automation and working with Linux tools (bash, awk, sed, grep, sort, strace, lsof, regex, cron, etc.) • fluent in Golang and Python for administration and automation purposes. • have skills providing Java Development Environment and JVM tuning • providing and supporting all environments for our Java-based applications • Docker and Docker Compose for containerization • Zabbix for monitoring

• configuration and supporting company network for providing IPTV services and multicats services for our customers. Network was based on Cisco and Juniper switches and routers Cisco 2960, Cisco 3560, Cisco 3750 • configuration and deployment of multicast PIM sparse-mode, IGMP, IGMP-snooping • monitoring and analysis of multicast traffic Bridgetech VB20 and Bridgetech VB220 • configuration and installation of equipment on customer premises for providing multicast and IPTV services