Mykola Petrunin
Senior Software Engineer at EPAM Systems
Krakow, Lesser Poland Voivodeship
Summary
👤
Senior🎓
Top SchoolMykola Petrunin is a senior software engineer with 13+ years building high-performance front-end systems, specializing in JavaScript ecosystems like React, Next.js, Angular and Vue. He founded and ran a web development agency, led cross-team UI libraries and Storybook integrations that cut component redundancy by up to 30%, and has repeatedly driven measurable performance gains (PageSpeed 90, LCP 2.1s). Comfortable from architecture to delivery, he has guided teams through major migrations (React 19 / Next.js 15) and introduced processes that improved estimation accuracy and onboarding speed. Currently expanding into Python and machine learning while developing a React Native app for insulin dose management—a project motivated by personal experience. Based in Krakow, he pairs hands-on coding with mentoring and product-focused thinking, and recharges through triathlon, hiking and strategy games.
13 years of coding experience
Master's Degree Economic Cybernetics, Master's Degree Economic Cybernetics at Kyiv National Economic University
English, Ukrainian
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (14)
windows-phone7
notification-service6
webpush6
swiftui5
sign-in-with-apple5
discourse5
wns5
notification5
pushy5
rails4
push-notifications4
ruby4
firebase-cloud-messaging4
ios3
Programming languages (5)
Github contributions (5)
Scorpionsc/sh
Nov 2018 - Jul 2019
Contributions:45 pushes, 12 branches in 8 months
Scorpionsc/tv_program
Feb 2017 - Feb 2017
Contributions:66 pushes, 1 branch in 1 day
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.