Dermot O
Software Engineer II at Pinterest
Ireland
Summary
👤
Senior🎓
Top SchoolDermot O is a Software Engineer II with nine years of hands-on experience building scalable APIs, cloud-native systems, and ML-powered solutions across startups and tech giants. He has shipped high-throughput services—such as a loyalty API supporting 160,000+ users and geospatial search handling 100,000+ daily queries—and contributed to observability work at AWS before joining Pinterest. A Trinity College Dublin graduate with a background in computer science, business and entrepreneurship, Dermot blends product-minded engineering with security and cloud expertise (AWS, GCP) and a penchant for reverse-engineering mobile apps. He co-founded Fonz Music, scaling its API to 15,000+ users and managing multi-platform codebases, demonstrating both technical breadth and operational ownership. His machine learning research includes a CNN for pneumothorax detection with notably high recall, showing an ability to move research into practical outcomes. Based in Ireland and comfortable collaborating internationally, he seeks problems that sit at the intersection of security, cloud scale, and creative consumer experiences.
9 years of coding experience
6 years of employment as a software developer
The Leaving Certificate, The Leaving Certificate at Castletroy CollegeBachelor's degree Computer Science and Business, Bachelor's degree Computer Science and Business at Trinity College DublinLe Diplôme d'études en langue française French Language and Literature, Le Diplôme d'études en langue française French Language and Literature at Alliance française de Toulouse
English, French
Github Skills (128)
mysql-database10
databases10
minio10
socket10
ssl-pinning10
mongodb10
redis10
cydia10
couchdb9
disable9
api9
android-application9
postgresql9
instagram9
heroku9
Programming languages (6)
Github contributions (5)
mangledbottles/fonz-api
Jun 2020 - Feb 2022
REST API and Socket API for Fonz Music iOS and Android application
Contributions:2 releases, 440 commits, 20 PRs in 1 year 8 months
apisocketandroidandroid-applicationios
mangledbottles/screenlink
Dec 2023 - May 2024
ScreenLink - The Open Source Loom Alternative
Contributions:18 releases, 3 PRs, 52 pushes in 5 months
loomscreencapture
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