Jan Cernik
Software Engineer
Buenos Aires, Autonomous City of Buenos Aires, Argentina
Summary
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Rockstar🎓
Top SchoolJan Cernik is a full-stack software engineer based in Buenos Aires with four years of experience building web applications and self-hosted systems grounded in an electronics background. At Discourse he contributed cross-cutting features—ranging from dark-mode UI tweaks for category logos to onebox and embedded content UX improvements—demonstrating fluency across front-end and back-end code. Comfortable working with community-facing open source, he focuses on practical UX improvements that reduce duplication and improve content presentation. His training in electronic and communications technology informs a hands-on, systems-oriented approach to building reliable developer tools and home-lab services.
4 years of coding experience
2 years of employment as a software developer
Escuela Técnica Nº 28 "República Francesa"
English, Spanish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (11)
ruby-rails10
rails10
ruby10
ember9
javascript9
backend8
back-end-development8
front-end-development8
html7
css6
postgresql5
Programming languages (5)
Github contributions (5)
discourse/discourse
Oct 2022 - Jan 2023
A platform for community discussion. Free, open, simple.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:128 reviews, 10 commits, 276 PRs in 3 months
Contributions summary:Jan contributed to feature implementations, including the addition of a dark mode option for category logos. They also improved the UX for embedded content by stopping fallbacks to topic images and improving the display of duplicate link messages. Furthermore, the user modified several UI components, including the topic map and chat message actions, and worked on onebox implementations. These contributions span across front-end and back-end code, with a focus on enhancing the user experience.
discourserailsforumjavascriptruby
jancernik/discourse
Oct 2022 - Feb 2025
A platform for community discussion. Free, open, simple.
Contributions:309 pushes, 196 branches in 2 years 4 months
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