Olivier Winter
Lead Scientific Programmer at International Brain Laboratory
Lisbon, Portugal
Summary
👤
Senior🎓
Top SchoolOlivier Winter is a Lead Scientific Programmer based in Lisbon with a decade of experience bridging computational science and large-scale data engineering for neuroscience. He leads software and DevOps efforts for the International Brain Laboratory, turning hundreds of terabytes of multi-modal experimental data into curated, publicly available datasets while deploying video segmentation and neural signal analysis at scale. His background in geophysics and seismic signal processing informs a pragmatic approach to signal and quality-control pipelines, reflected in prior roles managing complex technical projects across harsh field environments. Olivier contributes to open-source neuroscience tooling—improving core convolution routines and GPU-accelerated implementations in the widely used MouseLand/Kilosort project—demonstrating hands-on expertise in performance optimization and rigorous unit testing. He combines agile project leadership with deep signal-processing chops to deliver reproducible, production-grade scientific software for large collaborations.
10 years of coding experience
13 years of employment as a software developer
Bachelor's degree, Geosciences, Honours, mention assez bien, Bachelor's degree, Geosciences, Honours, mention assez bien at Université Claude Bernard Lyon 1M.Sc. (maîtrise)., Geosciences, Honours, mention assez bien, M.Sc. (maîtrise)., Geosciences, Honours, mention assez bien at Universidad Complutense de MadridM.Sc., Geophysics, Honours, Mention Bien, M.Sc., Geophysics, Honours, Mention Bien at Institut de Physique du Globe de Paris
French, English, Spanish, Portuguese
Github Skills (13)
convolution10
gpu-programming10
python10
cupy10
numpy10
testing10
sorting9
spike9
electrophysiology9
machine-learning8
fft8
fourier-transform8
neuroscience7
Programming languages (9)
Github contributions (5)
MouseLand/Kilosort
Feb 2020 - Mar 2020
Fast spike sorting with drift correction
Role in this project:
Data Scientist / ML Engineer
Data Scientist / ML EngineerContributions:8 commits, 1 PR, 1 comment in 5 days
Contributions summary:Olivier primarily focused on implementing and optimizing a convolution function, a crucial component for signal processing, particularly relevant to the repository's focus on spike sorting. They made multiple iterations of the `my_conv2` function, experimenting with different implementations, including GPU-based processing using CuPy and memory optimization strategies. Furthermore, the user created unit tests to ensure the correctness of the convolution implementations.
neurosciencerustspike-sortingsortingchannels
int-brain-lab/ibl-neuropixel
Apr 2022 - Dec 2022
Collection of tools to handle Neuropixel 1.0 and 2.0 data
Contributions:12 releases, 7 reviews, 37 commits in 7 months
neuroimaginghandleelectrophysiology
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