Костянтин

KOSTIANTYN YATSENKO
R U B Y O N R A I L S D E V E LO P E R

 EXPERIENCE
Breeze Location
Backend Ruby developer 2024 - Present
 CONTACTS • Development of internal marketing automation tools.

• Developing integrations with analytics and tracking platforms.
 [відкрити контакти](див. вище в блоці «контактна інформація»)
 [відкрити контакти](див. вище в блоці «контактна інформація») • Developing and maintaining mobile app APIs and backend services.

 [відкрити контакти](див. вище в блоці «контактна інформація») Ruby Garage, ExpertBox Location
 Ukraine, Dnipro Ruby on Rails Developer 2022 - 2024
• Developing and maintaining RESTful API applications in Ruby on Rails.
 SUMMARY • Development and enhancement of existing application features.
I am a skilled Ruby on Rails developer with • Debugging, bug fixing, and maintenance of the existing codebase.
extensive experience developing
and maintaining RESTful API • Integration with third-party payment APIs and services (Stripe, PayPal).
applications and mobile app backends. I
have hands-on experience with various Yamagata Location
integrations, including third-party Technical Support 01/2021 - 12/2021
payment systems. Coming from a linguistics • Multilingual technical support and localization services for short-term IT project
background, I have come a long way through implementation.
self-learning and gaining new experience in
technology. I am enthusiastic about utilizing new Company Name Location
technologies and finding effective solutions. Japanese Interpreter 2015 - 2021

 TRAINING / COURSES  EDUCATION

Full-stack web-development course High School Dnipro, Ukraine
Le Wagon Tokyo Bootcamp 22 Date period

AWS Certified Cloud Practitioner Oles' Honchar University Dnipro, Ukraine
AWS Japanese studies 2013

 LANGUAGES

ENGLISH Advanced

JAPANESE Advanced

UKRAINIAN Native

 SKILLS

Ruby Rack PostgreSQL Ruby on Rails
Sinatra React REST Docker AWS Rspec
Capybara Cypress Redis CICD Git

 INTERESTS
Golang
Kendo

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