Mathieu Barnachon
Software Development Manager at Profoto
Haarlem, North Holland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolMathieu Barnachon is a Software Development Manager at Profoto with 12 years of experience bridging research-grade computer vision and production engineering. He holds a PhD in Computer Science and built his career on real-time action recognition and camera-tracking work for cinema and broadcast before moving into product-focused engineering at StyleShoots and Profoto. A hands-on leader, Mathieu contributes to open-source projects like OpenCV—adding PCA persistence, BOW matching and HOG/SVM interoperability—and has deep experience implementing robust WebSocket servers in Swift. Based in Haarlem, he combines academic rigor with pragmatic delivery, often translating ML research prototypes into stable backend systems for imaging and media workflows.
13 years of coding experience
10 years of employment as a software developer
Doctor of Philosophy (Ph.D.), Computer Science, Doctor of Philosophy (Ph.D.), Computer Science at Université Lyon 1
Dutch, French, English
Github Skills (17)
opencv10
image-processing10
http10
machine-learning10
svm10
websocket10
deeplearning-ai10
deep-learning10
cplus10
computer-vision10
swift10
cpp10
server10
socket-io9
error-handling9
Programming languages (11)
Github contributions (5)
httpswift/swifter
Jul 2016 - Jul 2016
Tiny http server engine written in Swift programming language.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:15 commits, 11 PRs, 3 comments in 17 days
Contributions summary:Mathieu primarily contributed to the core functionality of the Swift HTTP server, focusing on web socket implementation. Their work included fixing bugs, adding features like chunk size, priority options on server startup, and implementing fragmented frames. They also addressed security vulnerabilities related to the WebSocket protocol, improved overall stability by handling errors, and introduced status getters.
http-serverprogramming-languageswiftserver
opencv/opencv
Aug 2013 - Nov 2013
Open Source Computer Vision Library
Role in this project:Back-end Developer & ML Engineer
Back-end Developer & ML EngineerContributions:19 commits, 2 PRs, 1 comment in 3 months
Contributions summary:Mathieu contributed to the OpenCV library by adding read/write functions for the PCA class, enhancing its data persistence capabilities. They developed a class for BOW image matching and added features for HOGDetector compatibility by enabling the export of a single vector from the SVM for use with the HOG detector. Further contributions included addressing precision loss warnings and providing a sample for training and comparing HOG with the default people detector, demonstrating proficiency in computer vision and machine learning within the context of the OpenCV library.
computer-visionc-plus-plusdeep-learningimage-processing
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