DevOps Linux Administrator

Home Credit Bank

From **.**** until **.****

Xen platform administration: Elimination of spontaneous problems with fast action (erroneous configuration by RAM-memory management), deployment of the new VMs, the modification of transferring old VMs to a new data center, migration of all VMs from the Xen platform to ProxMox, deploying Zabbix and creating bash scripts for monitoring VMs and web services. Recovering a mail server after a fatal failure, installing and configuring SpamAssasian for it. Deployment and configuration of the gateway, balanced through packet labeling (iproute2 + iptables) Troubleshooting Jabber Server. Updating and replacing SSL certificates on more than 200 servers.

Sberbank

02.2017-10.2018

Service and VM Deployment and configuration via Terraform+Ansible

Sonarqube Administration: Solving problems with broken pipelines

Bitbucket - >Jenkins - >Sonarqube, fixing errors during the code analysis process, creating Ansible playbook for deploying nginx + Sonarqube, HAProxy+Bitbucket cluster, PostgreSQL deploy and setup, for both test and staging environments.Writing simple SQL-queries for data selecting, joining, sorting.

Migrating a database from MySQL to PostgreSQL. Setting scan rules, creating a bash script for downloading plugins on Nexsus, and installing them on Sonarqube. Delegation of access to projects. transfer user profiles Bitbucket Administration: Granting access to repositories, solving problems with service latency (PostgreSQL, GC, JVM memory usage parameters fine tuning )

02.2019-present time

Deployment, configuration and maintenance of ELK, for rotation and analysis of logs, OpenVPN server and encapsulation of all services in VPN (services are available only through VPN), transfer of web services (training platform, personal account, web portal) to docker environment (Docker+ Nomad +Consul) Administration and support of Jira, Confluence, Bitbucket

Skills :

Linux /Windows system administrator

DevOps

Network engineer

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