Sylvain Doignon
DevOps Lead at American Express Global Business Travel
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolSylvain Doignon is a DevOps Lead with 11 years' experience building secure, scalable infrastructure for payments and enterprise systems, currently leading DevSecOps at American Express Global Business Travel. He combines deep cloud and PCI-DSS expertise with hands-on engineering, having progressed from DevOps engineer roles at Société Générale to technical leadership in Paris and London. A longtime technology enthusiast and mentor, he coaches teams to design resilient systems and learn from failures. His background in computer science engineering (UTC) and practical operations work gives him both academic grounding and production-hardened judgment. Notably, he focuses on making security an enabler—not a blocker—while maintaining developer velocity.
11 years of coding experience
8 years of employment as a software developer
Technical degree Computer Science and Multimedia, Technical degree Computer Science and Multimedia at MMI BordeauxEngineer’s Degree Computer Science, Engineer’s Degree Computer Science at Université de Technologie de Compiègne (UTC)
French, English, Spanish
Github Skills (145)
rubygems10
sublime-text10
devtools10
smtp10
sinatra10
server10
ldapjs9
go-packages9
ruby9
vim9
two-way-databinding9
postgresql-database9
rails9
tinyproxy9
ldap-client9
Programming languages (15)
Github contributions (5)
sd65/Project-Calendar
May 2015 - Apr 2017
Contributions:73 commits, 2 PRs, 61 pushes in 1 year 11 months
calendar-appcalendar
sd65/CV
Apr 2017 - May 2025
Contributions:20 pushes, 1 branch, 1 comment in 8 years 2 months
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