Julien Grossiord
Founder at Mairie de Garches
Rueil-Malmaison, Ile-de-France
Summary
👤
Senior🎓
Top SchoolJulien Grossiord is a seasoned founder and technology leader with 12 years of experience building and operating networked, data-driven systems for enterprises and startups. He has repeatedly founded and scaled companies—from telecom and network integrator Islay to cybersecurity startup Iona—combining hands-on engineering, product strategy, and commercial delivery. His background spans CTO roles in gaming and ad-tech, big-data platform design, and teaching/training web technologies, giving him a rare mix of technical depth and client-facing business acumen. Based in Rueil-Malmaison, he specializes in ensuring resilient infrastructure and predictable service delivery—asking the practical questions that expose risk, like how long a business could survive without its data. Julien also engages in local civic leadership around prevention and security, reflecting a pragmatic, community-oriented approach to tech policy. He brings entrepreneurial grit, systems thinking, and a focus on operational reliability to every venture.
12 years of coding experience
13 years of employment as a software developer
MS Computer science Electronics, MS Computer science Electronics at ESME, école d'ingénieurs généraliste
French, English
Github Skills (46)
monitoring10
docker10
postgresql10
mysql10
linux10
data-visualization10
devops10
mongodb10
database10
dashboard9
observability9
kubernetes9
analytics9
machine-learning9
time-series9
Programming languages (3)
Github contributions (5)
jgrossiord/vagrant-node-mongo
Jan 2014 - Jan 2014
Contributions:23 commits in 2 days
jgrossiord/zoho-invoice-get-receipt
Apr 2014 - Apr 2014
Contributions:15 commits in 7 days
expenseszohoreceiptsrubyruby-script
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