I am a full stack Ruby on Rails developer and also a team leader.
My key skills:
Ruby, Ruby On Rails
Javascript, Coffescript, AngularJS
HTML, CSS, SASS/Slim, Less, HAML, Bootstrap
PostgreSQL, MySQL, NoSQL (MongoDB. Redis)
RabbitMQ, Sidekiq, Resque, Delayed Job
Docker, Capistrano, Heroku, AWS
Elasticsearch, Solr, Sphinx etc
Apache, Nginx, Unicorn, Passanger, Puma, Thin, Faye
Agile & Scrum, Asana, Jira, Basecamp, Redmine.