Karl Vaillant
Co-founder Engineer at Kulipa
Guadeloupe, France
Summary
👤
Senior🎓
Top SchoolKarl Vaillant is a pragmatic co-founder and engineer with 11 years of experience building and migrating high‑traffic backend systems, microservices, and full‑stack applications for startup‑minded teams. He has led core banking platform development using DDD and event sourcing at Spendesk and repeatedly delivered CI/CD, Kubernetes, and DevOps automation across AWS and hybrid environments. Comfortable across Node.js, TypeScript, React, SQL/NoSQL, and message systems, he specializes in performance, resilience, and scalable API design. He also mentors teams on backend best practices and adapts Scrum/DevOps workflows to organizational needs. Based in Guadeloupe, he pairs entrepreneurial product instincts from founding startups with hands‑on engineering discipline and a growing interest in Web3/ Solidity.
11 years of coding experience
9 years of employment as a software developer
Ingénieur informatique Ingénierie logicielle, Ingénieur informatique Ingénierie logicielle at efreiCairo Bootcamp, Cairo Bootcamp at Encode Club
Github Skills (95)
passportjs10
cookie-authentication10
remember-me10
api9
winston9
reverse-proxy9
couchbase-lite9
kong9
serverless9
couchbase9
docker9
api-gateway9
nginx9
artificial-intelligence9
cookie9
Programming languages (7)
Github contributions (5)
kvaillant/express-brute-couchbase
Jun 2016 - Apr 2019
A Couchbase store for ExpressBrute
Contributions:1 PR, 9 pushes, 1 branch in 2 years 10 months
nodejsdatabaseexpresscouchbase
kvaillant/i18next.couchbase
Jan 2015 - Mar 2016
Contributions:2 commits, 11 pushes, 1 comment in 1 year 1 month
couchbasebackendi18nexti18n
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