Ventsislav Nikolov
Co-Founder at Ruby Lift
Sofia, Sofia-City, Bulgaria
Summary
👤
Senior🎓
Top SchoolVentsislav Nikolov is a seasoned full-stack engineer and co-founder with 11 years of experience building high-traffic web applications from Sofia, Bulgaria. He has led engineering teams as CTO at Checkout X and Puzl CowOrKing, shipping payment flows, analytics, integrations with Shopify/Stripe, and systems handling up to 600 requests per second. Comfortable across Ruby, Elixir, JavaScript, React and Svelte, he blends backend reliability with polished front-end UX and has hands-on experience modernizing legacy Rails apps. An active open-source contributor, he has improved thoughtbot’s widely used Suspenders Rails template by adding i18n support, modernizing code, and expanding test coverage. Known for clear communication and pragmatic problem-solving, he gravitates toward products that mix operational scale with thoughtful user experiences. As a developer "for fun" and startup operator, he pairs entrepreneurial drive with deep implementation chops.
12 years of coding experience
13 years of employment as a software developer
Tehnièeski universitet VarnaGeo Milev
Bulgarian, English
Stackoverflow
1,661reputation
60kreached
27answers
1question
elixir
top-5%
phoenix-framework
top-5%
Github Skills (20)
ruby-rails10
testing10
rails10
ruby10
i18n-node9
elixir9
phoenix-framework9
i18next9
i18n-js9
template-tags8
templater8
template-engine8
html6
rake6
ecto6
Programming languages (4)
Github contributions (5)
thoughtbot/suspenders
Aug 2014 - Mar 2015
A Rails application template with our standard defaults, optimized for deployment on Heroku.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:6 commits, 2 PRs, 6 comments in 6 months
Contributions summary:Ventsislav contributed to the Suspenders Rails template by implementing new features, such as configuring Active Job's queue adapter and integrating i18n support. They refactored the code by changing deprecated methods like `File.exists?` to `File.exist?` and evaluating Ruby code during locale file generation. The user also updated the Rails version used in the project and added tests to ensure functionality.
herokurailstemplate
ventsislaf/talks
Aug 2016 - Sep 2017
Contributions:3 commits, 2 pushes, 1 branch in 1 year
machine-learning
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