Xavier Raffin
Chief Technology Officer at HotTakes
Comox, British Columbia, Canada
Summary
👤
Senior🎓
Top SchoolXavier Raffin is a seasoned technology leader with 15 years of experience building and scaling software across startups and large organizations. As CTO at HotTakes and Visualping (and previously ScaleGrid), he has guided globally distributed engineering teams through microservices migrations, cloud-native architectures, and automated CI/CD to boost delivery speed and customer impact. His career spans senior roles at Sigfox, Tisséo, Airbus, and AWS, where he connected engineering with business goals, security, and customer success while delivering systems handling millions of requests and tight SLAs. He combines full-stack operational depth—from systems, embedded, and backend to frontend and data platforms—with strong DevOps leadership and notable open-source contributions to Navitia, the open mobility platform. Based in Comox, Canada, he champions inclusive cultures, mentorship, and turning strategic vision into actionable roadmaps, including helping Visualping raise $8M in two investor rounds. Xavier's work on Navitia backend emphasizes reliability and scalability, underscoring his practical, production-focused approach to complex software at scale.
15 years of coding experience
19 years of employment as a software developer
Master, Applied Mathematics, Master, Applied Mathematics at Université Paul Sabatier Toulouse IIIMaster, Computer science & Mathematics, Master, Computer science & Mathematics at Institut national des Sciences appliquées de Toulouse
French, English
Stackoverflow
189reputation
15kreached
9answers
0questions
Github Skills (21)
api-doc10
python10
authentication10
user-authentication10
api10
postgressql8
postgres-sql8
postgre-sql8
postgres8
postgress8
postgre8
postgresql8
html6
amazon-ec26
android6
Programming languages (13)
Github contributions (5)
hove-io/navitia
Mar 2015 - Nov 2015
The open source software to build cool stuff with locomotion
Role in this project:
Back-end Developer
Back-end DeveloperContributions:48 commits, 15 PRs, 33 comments in 9 months
Contributions summary:Xavier contributed to the `navitia` project by addressing key errors and adding optional features. They implemented checks to prevent `KeyError` exceptions within the `ResourceUri.py` file and added a feature to deactivate HATEOAS link generation. Furthermore, the user made several improvements related to authentication and the use of default regions within the application.
trip-plannerjourney-plannermobilitylocomotiontrip-planning
xavierraffin/regisraffin.com
Sep 2015 - Jul 2022
Contributions:53 pushes in 6 years 11 months
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