Vasiliy Ratanov

## Things I've done: Main project: - reduced deployment duration from 4 days to 2 hours - decreased trivial bug detect time from days to 5 minutes - initiated and implemented c++ dependency management through yum utilities - incorporated database migrations for data modification transparency and idempotency ## Daily toolset kubernetes, terraform, packer, ansible, jenkins pipelines, docker, powershell, bash, git ## Responsibilities - CI/CD - Infrastructure as a code - Mentoring and coaching

## Things I've done: Main project: - delivered significant AutoQA performance improvement by introducing IaC - designed and implemented CI/CD solution from scratch - monitoring for CI - made tests for Cloud-foundry services deployments ## Daily toolset kubernetes, terraform, packer, ansible, jenkins pipelines, docker, powershell, bash, git ## Responsibilities - CI/CD - Infrastructure as a code - Other teams deployments adoption, modification

## Things I've done: Main project: - CI/CD as code(Jenkins Pipelines) - Centralized logging to ELK - linux artifacts(deb,rpm) Side projects: - reduced expences by migrating marketplace from AWS EC2 instances to on-prem kubernetes - decreased Azure cloud costs by implementing managed images with packer for dynamic vm provisioning - made cost-effective CI solution for AutoQA based on GCP, Jenkins and kubernetes - developed rails project deployment to k8s - created AWS IaC for simple web app

SCM: ansible. OS administration: RedHat, Debian. Databases: Oracle. Containerisation: LXC. Scripts: bash. Programming: swi-prolog, pl/sql, Java EE, Java, Ruby (RoR). Application servers (Java): Jetty, Tomcat. CI (Continuous integrations): Jenkins. VCS: cvs, git Responsibilities: Linux servers and Oracle Database 10 11 administration; developing, configuring and rpm building; 3rd support level.

Maintained 180 PCs and 12 ervers Configured and put into operation from scratch: web-server (Gentoo, apache, tomcat, mysql) ticket system and monitoring with sms notifications(FreeBSD6, apache, mysql, otrs itsm, jail, nagios) Worked a lot with Windows servers: MS SQL, AD, MS Exchange.

Programming Computer Networks Algorithms