Eamonn O'connell
Senior Backend Engineer at Trade Republic
Cluses, Auvergne-Rhône-Alpes, France
Summary
👤
Senior🎓
Top SchoolEamonn O'Connell is a Senior Backend Engineer with 17 years of hands-on experience building resilient services, currently shaping backend systems at Trade Republic from his base in Cluses, France. He favors Kotlin and hexagonal architecture, consistently applying domain-driven principles to create modular, testable systems. His career spans startups and scale-ups—including long tenures at Dollie and Stratus5—where he focused on pragmatic engineering and reliability. Colleagues know him for translating complex business rules into clear bounded contexts and for a steady, incremental approach to improving legacy systems. Despite a low public GitHub footprint, his longevity and repeated senior roles suggest deep institutional knowledge and a talent for mentoring engineers through architecture evolution.
17 years of coding experience
19 years of employment as a software developer
University College Dublin
Stackoverflow
5,875reputation
2.4mreached
64answers
4questions
firebase
top-1%
javascript
top-5%
google-cloud-platform
top-1%
google-cloud-firestore
top-1%
Github Skills (191)
google-cloud-platform10
python10
automation10
home-assistant10
firebase10
grails-plugin10
google-cloud-firestore10
iot10
raspberry-pi10
architecture9
non-blocking9
reactive9
javascript9
grails9
mqtt9
Programming languages (14)
Github contributions (5)
halfbaked/grails-email-templates
Feb 2013 - Jul 2015
Contributions:34 commits, 1 push in 2 years 5 months
emailemail-templatesmustachegrailsmarkdown
halfbaked/grails-localizations
May 2012 - Jan 2018
grails plugin
Contributions:46 commits, 8 PRs, 9 pushes in 5 years 8 months
grails-plugingrails
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