Rostyslav Semanyshyn
Lead Software Engineer at SoftServe
Ukraine
Summary
👤
Senior🎓
Top SchoolRostyslav Semanyshyn is a Lead Software Engineer with 11 years of hands-on Ruby on Rails experience, currently driving backend excellence at SoftServe. He has built and maintained production systems across healthcare, finance, e-commerce, dating, and social-network domains, frequently working with microservices, PostgreSQL, Redis, RabbitMQ and AWS. Beyond coding, he has led teams, improved development processes, managed servers and integrations with marketplace APIs, and advocates solving clients’ business problems rather than just implementing specs. Known for creating reusable templates and doing direct client communication and code reviews, he blends pragmatic engineering with a product-focused mindset. Based in Ukraine, he brings a mix of leadership and deep Rails craftsmanship that speeds delivery while reducing long-term maintenance costs.
11 years of coding experience
7 years of employment as a software developer
Master’s Degree, Computer Science, Master’s Degree, Computer Science at Ternopil State 'Ivan Pul'uj' Technical UniversityJunior Specialist, Computer Science, Junior Specialist, Computer Science at Ternopil Technical College
English, Ukrainian
Stackoverflow
192reputation
24kreached
2answers
16questions
Github Skills (108)
mvc10
ruby10
activerecord10
ruby-on-rails10
sidekiq10
html10
rails10
javascript9
google-charts9
jruby9
chartjs-plugin9
bootstrap9
chartjs9
css9
sass9
Programming languages (7)
Github contributions (5)
TeTiRoss/TeTiRoss.github.io
Nov 2018 - Mar 2025
Contributions:41 pushes, 1 branch, 2 issues in 6 years 5 months
TeTiRoss/tetiross.github.io
Aug 2016 - Jul 2018
Contributions:2 PRs, 42 pushes, 1 branch in 1 year 11 months
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.