Diego Stiehl
Senior Software Engineer (Ruby On Rails & Kotlin) at DOOR
Paraná, Brazil
Summary
👤
Senior🎓
Top SchoolDiego Stiehl is a Senior Software Engineer with over two decades in software, specializing in Ruby on Rails and Kotlin and focused on backend architecture for high-revenue, mission-critical platforms. He leads backend efforts at DOOR, architecting a new Kotlin/gRPC work order system while maintaining a revenue-driving Rails monolith, and has a track record of bootstrapping projects that become key business drivers. His background spans web, mobile and desktop development, academic research and teaching, and hands-on consulting across startups and enterprise clients. Diego emphasizes clean, well-tested code and ownership, and brings uncommon depth in both legacy systems and modern cloud-native services—plus experience in event sourcing, Stripe integrations, and building dynamic contract systems. Located in Paraná, Brazil, he also runs interviews and hiring for backend teams, blending technical leadership with practical talent evaluation.
10 years of coding experience
12 years of employment as a software developer
Master's degree Computer Science, Master's degree Computer Science at Universidade Federal do ParanáSpecialist Computer Software Engineering, Specialist Computer Software Engineering at Federal University of Technology - Parana
English, Portuguese
Stackoverflow
403reputation
44kreached
8answers
16questions
Github Skills (86)
javascript10
txt10
editing10
expansion10
formatter9
yaml9
npm-package9
telegram9
npm9
printer9
open-source9
mruby9
numeric9
json9
angular8
Programming languages (8)
Github contributions (5)
seccomiro/battleship-server
Aug 2020 - Oct 2020
Battleship Game Server made with Ruby on Rails
Contributions:38 PRs, 55 pushes, 4 branches in 1 month
ruby-on-railsgamerailsgame-serverruby
seccomiro/trivia-server
Dec 2020 - Dec 2020
Contributions:55 commits, 8 pushes, 1 branch in 23 days
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