Position: Ruby developer
Category: Ruby
English level: upper
Years of experience: 5


Ruby, Ruby on Rails 4/5. 
Work experience with Rest API (Grape, JSON:API), SOAP, WebSocket, Multi-threading application building.
Scheduled tasks (Sidekiq, delayed_jobs, Resque), TDD (MiniTest), BDD (Rspec)
HTML5 (slim, haml, erb), CSS3 (bootstrap, foundation), SASS(SCSS), LESS
JS, Coffeescript, Underscore, jQuery. AJAX
DBMS: Postgresql, MySQL, MongoDB, Redis. Raw SQL and NoSQL queries.
Knowledge and understanding of OOP concepts, design patterns. Experience in designing architecture and optimizing web applications.
Experience with Linux, application deployment (e.g. Capistrano) and system administration of remote servers. Heroku, AWS, Digital Ocean. Nginx, Puma, Passenger, Apache2.
GIT. Vagrant. Jenkins, Bamboo. Jira, bugzilla.
Work experience with APIs like Google, Facebook, Twitter, Slack, Instagram etc.
PHP5+, frameworks: Laravel5, YII, CakePHP.
Ability to work with technical documentation