Position: Senior ruby engineer
Category: Ruby
English level: upper
Years of experience: 5

The organizer, as well as one of the teachers of Python courses for more than 100 people in Sumy State University for free
basis.
With organized Node.js courses for more than 120 people.
In my current place of work I worked as a senior ruby engineer and the last year I'm working as team-leader
Our team contain 4 BE engineers 3 FE 1 QA and also 1 PM
I implemented a lot of AWS services in our project like SNS dynamo DB and lambda functions 
Also, we used microservices and low-code solutions (like Corezoid) 
We used a lot of interesting things like a mono repository, Dry-rb, additional databases inside api-core for building AWS QuickSight reports
Of course, was many integrations with external APIs both popular and little-known but very interesting for example Stripe and Livegenic (video streaming Ukrainian company) Click-ins (AI-Powered Vehicle Inspections)
During this time, managed to work and the most important thing is to connect various interesting APIs such as Twilio SendGrid
Uses such technologies RSpec Sidekiq auth token auth Sql Postges Git Unix*
Also had experience with TDD Scrum experience on project
Took part in designing the database and system architecture, used polymorphic links and STI,
developed ERD for the customer. Used subdomain AWS
At next work place - 
Started work with React/Redux
I do a code review for other developers
Used MySQL and docker
Suggested using on a project Dry
Have experience BDD with capybara
Introduced a new test writing method Mystery Guest Work Experience with kanban
About interesting tasks: generated a big excel files and calculate a lot of information
added websockets in project and done setting for that in nginx file at staging and production
Find a critical bug with timeframe Before my fix all query works incorrect
The main thing is an interesting product and a good team.