Ihor F
Head Of Software Development at DIDWW
Warsaw, Masovian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolIhor F is a seasoned software leader with 14 years of experience, currently heading Software Development at DIDWW where he aligns product strategy and engineering across multiple teams for a global telecom operator. A pragmatic Rubyist (and visible open-source contributor to projects like ActiveAdmin and Rails), he blends hands-on backend craftsmanship with strategic leadership—shaping roadmaps, technical decisions, and Agile/Kanban improvements. Previously he led Ruby backend teams building robust Rails/Postgres systems and authored popular gems, bringing deep expertise in testing culture, CI/CD, and performance optimization. Based in Warsaw, he’s known for turning complex telecom and web requirements into maintainable systems while quietly improving developer workflows and the broader Ruby ecosystem.
14 years of coding experience
6 years of employment as a software developer
5 Specialist, 5 Specialist at Odessa State Academy of Refrigeration
Russian, Ukrainian, English
Stackoverflow
11,869reputation
1.7mreached
212answers
43questions
ruby
top-5%
drupal
top-5%
php
top-5%
activerecord
top-5%
oop
top-5%
localization
top-5%
Github Skills (20)
ruby-rails10
ransack10
rails10
ruby10
activeadmin10
ruby-on-rails10
exceptions9
oop9
drupal9
rspec9
php9
localization9
activerecord9
activemodel6
rest6
Programming languages (8)
Github contributions (5)
activeadmin/activeadmin
Nov 2012 - Feb 2022
The administration framework for Ruby on Rails applications.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 releases, 26 reviews, 169 commits in 9 years 4 months
Contributions summary:Ihor primarily contributed to the ActiveAdmin framework's back-end functionality, focusing on bug fixes and improvements to core components. Their work included resolving logic issues related to CSS class generation, fixing typos in the testing suite, and correcting filter behavior with ransackers. They also refactored the code to enhance its overall maintainability and extended the framework's capabilities.
ruby-on-railsrails-applicationsrailsadministrationarbre
Fivell/activeadmin
Dec 2016 - Nov 2017
The administration framework for Ruby on Rails applications.
Contributions:167 pushes, 77 branches in 11 months
ruby-on-railsrails-applicationsrailsadministrationruby
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