Middle Backend Developer (Ruby / Ruby on Rails) in Bova LLC

Requirements:- The initiative. Be able to communicate with the team and to propose the best solution for the problem- 3+ years of experience developing using Ruby and RubyOnRails- 1+ years of experience in blockchain development- Experience using Docker, Kafka, Apache, Nginx, Zookeeper, Redis, Elasticsearch, Puma, Rabbit- Experience installing and setup blockchain nodes- Solid understanding of relational databases and Postgresql in particular- Be able to write SQL when ActiveRecord is not enough- Ability to design and build REST API using Rails- Ability to design a DB schema according to the project requirementsWill be a big plus:- Experience in a programming language other than Ruby: Go, Python, NodeJs- Experience integrating Stripe, Twilio, SendGrid, etc.Responsibilities:- Design, develop, and maintain reliable systems in Ruby and Ruby on Rails for crypto exchange.- Identify bottlenecks and bugs, and find solutions to these problems.- Develop new system features, optimize existing ones, and maintain our crypto exchange applications.- Collaborate with product, design, and other developers on discussing and developing new features.- Perform code reviews and provide constructive feedback