Skills

Technologies, frameworks.

Ruby on Rails

Rails 5
Bootstrap 4
Webpack, NPM, yarn

CMS: OptimaCMS

Databases: MySQL, MS SQL Server

Redis, Elasticsearch
RabbitMQ

Web servers: Passenger, Nginx, Apache

Tests: rspec, capybara, selenium
Deployment: capistrano
Job processing: Sidekiq
Process monitoring: God

Web editors: Ace, TinyMCE
File manager: elFinder

Auth: devise, omniauth
Markdown: html-pipeline, github-markup, redcarpet, commonmarker, rouge
Tree structure for models: Ancestry
Forms, UI: simple_form, simple_search_filter, autocomplete input

Ecommerce solutions
Spree

Integration, API:
SSH: net-ssh
Git API: octokit
Slack API – slack-notify
Youtrack API

Big Data

Data Ingestion: Kafka, Fluentd, Flume, Sqoop, RabbitMQ
Data storage: Hadoop, Elasticsearch, Amazon S3
Data processing: Flink, Spark, Impala
Data visualization: Kibana, Banana

DevOps

Docker
Chef, Ansible, Terraform
Serverspec
AWS

Monitoring: Sensu
Backups: gem ‘backup-remote’

CI/CD: Teamcity, Jenkins