Dan Kreiger
Senior Frontend Developer at Mook/Quintus
Berlin, Germany
Summary
🤩
Rockstar🎓
Top SchoolDan Kreiger is a Senior Frontend Developer based in Berlin with 11 years of experience building resilient, user-focused React and TypeScript applications and optimizing data models and APIs. He has repeatedly improved performance and observability—reducing API costs with frontend caching, introducing Sentry replays and Slack alerts, and hardening test suites across unit, integration, and E2E layers. Dan has led monorepo and micro-frontend initiatives, migrated infrastructure to GCP with Terraform, and shipped complex UX features like state machines for post-delivery flows and upgradeable customer portals. Trained as a musician with a background in piano and performance, he brings a structured, iterative approach to product development and a knack for rapid prototyping under tight deadlines.
11 years of coding experience
12 years of employment as a software developer
Piano Studies, Piano Studies at Manhattan School of MusicBachelor's Degree Music and Psychology, Bachelor's Degree Music and Psychology at New York UniversityRuby on Rails & Front-End Development, Ruby on Rails & Front-End Development at Wyncode Academy
English, German, Spanish
Stackoverflow
5,468reputation
530kreached
189answers
12questions
css
top-5%
jquery
top-5%
react-redux
top-5%
twitter-bootstrap
top-5%
javascript
top-5%
html
top-5%
Github Skills (155)
zero-configuration10
programming-language10
testing10
mvc10
gesture10
ruby10
javascript-framework10
state-machine10
declarative10
elasticsearch10
visualizations10
javascript-api10
javascript10
agm10
pinch10
Programming languages (14)
Github contributions (5)
dankreiger/ruby
Nov 2015 - Jan 2016
Contributions:40 pushes, 1 branch in 2 months
programming-languageruby
dankreiger/vanilla-observable
Mar 2019 - May 2021
Contributions:11 PRs, 17 pushes, 9 branches in 2 years 2 months
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