Patrick Oscity
Freelance Software Engineer Architect at Self-Employed
Bielefeld, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolPatrick Oscity is a freelance software engineer and architect with 16 years of experience helping established companies turn technical debt into reliable, long-lived systems. He specializes in diagnosing root causes before coding, redesigning data models and retry mechanisms to prevent recurring failures, and improving test suites and developer workflows so teams can ship with more confidence. Patrick has a track record of leading early-stage AI product architecture and maintaining diverse client systems across fintech, e-commerce, and telecom, often staying on for long-term maintenance and performance optimization. He bridges technical and business perspectives—helping PMs prioritize impact while giving engineers clear, maintainable solutions. Based in Bielefeld, Germany, he mixes academic grounding in computer science and mathematics with hands-on consulting, and brings a startup mindset evidenced by prototype and lab work that sharpened his product-first approach.
16 years of coding experience
13 years of employment as a software developer
Mathematics, Mathematics at Ludwig-Maximilians-Universität MünchenBachelor's Degree, Computer Science and Media, Bachelor's Degree, Computer Science and Media at Bauhaus-Universität Weimar
German, English, French
Stackoverflow
54,204reputation
2.6mreached
823answers
41questions
sql
top-5%
rubygems
top-5%
postgresql
top-5%
regex
top-5%
javascript
top-5%
sinatra
top-1%
Github Skills (200)
ruby10
grape-api10
ruby-on-rails10
api10
locale10
ecto10
elixir10
phoenix-framework10
wallaby10
asdf10
pattern-matching10
sinatra10
rubygems9
amazon-sns9
unix9
Programming languages (15)
Github contributions (5)
padde/dotfiles
Dec 2010 - Dec 2022
Contributions:1 release, 716 commits, 186 pushes in 12 years 1 month
padde/shrl
Mar 2012 - Jan 2020
Simple URL Shortener
Contributions:36 commits, 1 PR, 3 pushes in 7 years 11 months
shortenertinyurlnodejsurl-shortenerbitly
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