Nicolas Rouanne
Co-founder at Billi
Marseille, Provence-Alpes-Côte d'Azur, France
Summary
👤
Senior🎓
Top SchoolNicolas Rouanne is a seasoned product-focused engineering leader and founder with over a decade building APIs, mobile and web applications for startups and major clients. As VP Engineering at Bruno and CEO of Qraft/Gybe, he combines hands-on full-stack development (Rails, Node.js, React/React Native, Python) with hiring and scaling high-performing teams. He has a proven track record shipping consumer-grade fintech and edtech products — including a 100k+ user React Native banking app featured on the App Store — and improving reliability through microservices and CI/CD. A former UX designer and project director, he blends multi-screen UX sensibility with pragmatic delivery skills and strong devops experience on AWS and GCP. Nicolas is bilingual (French/English) and brings rare cross-discipline fluency from ASIC design to product strategy, which helps him translate complex technical constraints into clear business outcomes. Based in Marseille, he now also co-builds Billi, a simple billing product for freelancers, continuing his focus on practical, high-quality software.
11 years of coding experience
12 years of employment as a software developer
KTH Royal Institute of TechnologyMaster of Science, Real-time embedded systems, Networking, Computer Science, Master of Science, Real-time embedded systems, Networking, Computer Science at Telecom ParisTech
French, English, German
Stackoverflow
11reputation
726reached
1answer
2questions
Github Skills (152)
postgresql10
testing10
ruby10
javascript10
crm10
editor10
phone-number10
ai10
monorepo10
html10
salesforce10
electron10
typescript10
tailwindcss10
android10
Programming languages (5)
Github contributions (5)
nicolasrouanne/sendgrid-slack
Oct 2020 - Dec 2024
Webhook 🔗 parsing _Sendgrid_ 📬 events and sending them as notifications 🚨 to _Slack_
Contributions:5 PRs, 8 pushes, 9 branches in 4 years 2 months
qrafttech/website
Feb 2023 - May 2026
Qraft's website
Contributions:10 reviews, 17 PRs, 26 pushes in 3 years 3 months
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