Кирило

Cyril Chubenko
Ruby/JavaScript Developer

Backend developer with 5 years of commercial experience (Ruby)
Full stack Web developer with 2 years of commercial experience
(Ruby/JavaScript)
HTML coder with 2.5 years of commercial experience
System Administrator with 7.5 years of experience

Work History
2022-01 - Backend Developer
Current Ciklum, Kyiv, Ukraine
Contact
Integrated third-party APIs such as payment
gateways and data validation services to Address
enhance applications functionality. Lviv, 79007 Ukraine
Implemented asynchronous services, triggered
Phone
with RabbitMQ's messages.
[відкрити контакти](див. вище в блоці «контактна інформація»)
Designed reusable components following object-
oriented principles leading to more modularized E-mail
codebase. [відкрити контакти](див. вище в блоці «контактна інформація»)
Developed scalable and maintainable LinkedIn
applications using RESTful APIs and microservices https://www.linkedin.com
architecture. /in/cyrilvixp/
Enhanced application performance by
optimizing Ruby on Rails code and database
Languages
queries.
Authored code fixes and enhancements for English: Intermediate level
inclusion in future code releases and patches. (certified in 2015)

2019-10 - Backend Developer Ukrainian: native
2022-01 UAC CGI
REST & GraphQL API development (Ruby On Rails)
Working with external APIs (Mailchimp, Zoho)
Setting up the dockerized development
environment
Setting up ELK + APM stack integration
Implementation of Rake tasks & bash scripts
Unit tests coding
Data analysis for bugs prevention
2018-01 - Full Stack Web Developer
2019-08
SD Solutions
Frontend development (React, AngularJS)
REST API development (Ruby On Rails, Express.js)
Working with SQL migrations
Setting up the job workers (Resque on Redis)
Managing fragment caching
Working with mailers
Data analytics collecting
Working with external APIs (Firebase , Twilio,
Facebook Graph API)
Coding the Chrome extensions
Writing the frontend architecture documentation
Configuring the internationalization system
Configuring AWS S3 bucket rules
Boosted web traffic by improving navigation and
rectifying bottlenecks

2015-02 - Web Developer
2017-08 Together Networks Ltd. (CRM department)
Marking up the email HTML templates + bugs
fixing (using several template engines and pure
PHP)
The editing of the app and web push messages
logics
Creating the technical standards and
agreements for processes optimization
Splitting and uploading an internationalizations
text data
The development of specialized solutions for
coders' work optimization (using PHP & vanilla JS)

2007-09 - System Administrator
2015-02
Zaporizskiy Sichovyi kolegium
Assembling and maintenance of school
computers (over 80 PCs & notebooks)
Setting up the local networks, configuring the
network devices
Official site development and support
The creation of school commercials (filming &
editing)
Software deployment and provisioning
Half-time teaching as the high school teacher of
informatics
Skills
Ruby programming language: 6 years of
commercial experience with Ruby and Ruby On
Rails framework.

Javascript programming language: more than 6
years of work with vanilla JavaScript and jQuery
library, VueJS ecosystem, AngularJS and React
frameworks (based on Redux and Flux storage
patterns).

Relational, NoSQL and in-memory databases:
PostgreSQL (and SQL language generally), Redis,
Memcached (as a fragment and low level model
cache in-memory storage), MongoDB.

Test and behavior driven development: experience
on writing the unit, functional and integration tests
(specs and scenarios), using RSpec, FactoryBot,
Faker, Capybara & Cucumber Ruby GEMs.

Production deployment processes:working with
Capistrano, Mina automation tools, Docker
ecosystem, Vagrant virtualization tool; experience in
NginX, Apache web-servers and Unicorn, Phusion
Passenger application servers configuring, Heroku
deployment process.

Hyper text markup language and styling: HTML
coding, including Twig, Smarty, Haml, Slim, Pug
hyper text template engines; SASS, Stylus, PostCSS
styling processors; Joomla!, Wordpress CMS.

Other languages experience: more than 2.5 years of
commercial experience with PHP (sorting and
constraints logics within the view helpers coding,
controllers actions fixing and ActiveRecord queries
coding, predominantly functional programming); a
year of experience with C++ and Delphi
programming, learning Elixir.

Version control systems: constantly working with GIT
(GitHub public and BitBucket private repositories).

Message brokers: RabbitMQ
Education
2007-09 - Zaporizhia State Engineering Academy
2009-04 Automated systems software - daytime education

2014-09 - Classic Private University
2015-05 Automated Systems software - distance education