Josua Schmid
Josua, The Pool King at Renuo AG
Rapperswil-Jona, St. Gallen, Switzerland
Summary
🤩
Rockstar🎓
Top SchoolJosua Schmid is a seasoned full‑stack software engineer and partner at Renuo AG with 12 years of experience building and maintaining Rails-based web applications and services. He combines deep backend expertise—contributing bug fixes and precision improvements to the Ruby on Rails core—with practical e-commerce work adapting Spree for multi‑domain store management. Based in Rapperswil-Jona, Switzerland, he pairs production engineering with ops knowledge across DNS, TLS, Postgres and caching, and has advised teams on architecture and best practices. An active open-source contributor, Josua’s work spans routing/security fixes and nuanced ActiveRecord and time‑handling improvements that reflect attention to correctness at scale. Outside code he runs a hackerspace and brews analog beer, a detail that underscores his hands‑on, community‑oriented approach to problem solving.
12 years of coding experience
3 years of employment as a software developer
Gymnasiale Matura Latin, Gymnasiale Matura Latin at Gymnasium FriedbergBachelor of Science (BS) computer science, Bachelor of Science (BS) computer science at Hochschule RapperswilETH Zürich
German, English, French, Italian, Latin
Stackoverflow
8,371reputation
4.0mreached
78answers
18questions
sql
top-5%
ruby
top-5%
ruby-on-rails
top-5%
rspec
top-5%
database
top-5%
rubygems
top-1%
Github Skills (36)
application-framework10
url-routing10
ruby-rails10
admin10
ecommerce10
rubygems10
adminjs10
app-framework10
rails10
ruby10
xadmin10
html10
activerecord10
web-framework10
spree10
Programming languages (28)
Github contributions (5)
rails/rails
Oct 2016 - Feb 2021
Ruby on Rails
Role in this project:
Back-end Developer
Back-end DeveloperContributions:11 reviews, 7 commits, 13 PRs in 4 years 4 months
Contributions summary:Josua primarily contributed to the Rails framework, focusing on fixing bugs and improving the core functionality. Their work included resolving issues related to date and time calculations, specifically addressing nanosecond precision, and refining routing configurations to prevent potential security vulnerabilities. They also made updates to calculations within the Active Record component, specifically harmonizing average aggregation. Additionally, the user was involved in updating API documentation.
ruby-on-railsrailsframeworkrubymvc
spree-contrib/spree-multi-domain
Apr 2015 - Jul 2015
Multiple Spree stores on different domains - single unified backed for processing orders
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:8 commits, 3 PRs, 1 issue in 2 months
Contributions summary:Josua's contributions primarily revolve around adapting Spree's admin interface for multi-domain functionality. They adjusted form layouts for stores, added stores to the admin configuration menu, and ensured site names were associated with the correct store during order processing. Furthermore, they corrected translations and addressed an issue in the shipment mailer, showcasing familiarity with the e-commerce platform and its associated components. The user also modified tracker forms and menu URLs.
storesbackeddomainsspree
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