Mehdi Gueddari
Principal Engineer (Fintech) at Toast
Dublin, Ireland
Summary
👤
Senior🎓
Top SchoolMehdi Gueddari is a Dublin-based Principal Engineer with two decades of experience building distributed systems across fintech, healthcare, adtech and AI organisations. He combines hands-on backend development and system design with leadership roles that shaped engineering strategy at companies like Toast, GSK and Salesforce, delivering platforms that accelerated time-to-production and supported global e-commerce and ML-enabled drug discovery. Known for pragmatic, product-focused decisions, he introduced DDD, event-driven architectures and inner-source initiatives to improve developer velocity and cross-team collaboration. Mehdi thrives on mentoring teams, challenging business-as-usual assumptions, and translating complex domain problems into scalable, secure solutions. An early technical founder and volunteer technologist, he pairs startup agility with enterprise-grade compliance and cloud-native automation expertise.
12 years of coding experience
20 years of employment as a software developer
Master of Science (MSc), Software development, networks and operating systems, Master of Science (MSc), Software development, networks and operating systems at Institut national des Sciences appliquées de Rennes
English, French, German, Spanish, Japanese
Stackoverflow
3reputation
484reached
0answers
1question
Github Skills (58)
kubernetes10
http-api10
skaffold10
kustomize10
dbcontext10
terraform10
gcp10
google-cloud10
istio10
grpc10
entity10
api-client9
nuget9
dotnet9
entity-framework-core9
Programming languages (2)
Github contributions (5)
mehdime/blog-themes
Jun 2014 - Aug 2018
Contributions:6 commits, 1 push in 4 years 2 months
mehdime/RazorEngineEmails
Jan 2014 - Jul 2014
Contributions:9 commits in 5 months
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