Nicolas Legrand
GenAI Solution Architect at Betclic Group
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolNicolas Legrand is a GenAI Solution Architect based in Paris with 11 years of experience blending research-grade modeling and production software to solve real-world problems. He specializes in NLP and Generative AI, applying pragmatic RAG and ranking approaches to drive adoption and measurable outcomes across enterprise settings. His background spans HPC CFD research (PhD-level work at CNRS) to deploying cloud-native ML pipelines for aviation and urban mobility, showing an unusual ability to move from billion-degree-of-freedom simulations to lightweight production services. At ELQANO he led R&D that improved complex query handling by 20% and boosted expert discovery by 13%, and he has operationalized real-time ADS-B enrichment on GCP for OpenAirlines. A front-end cartographer and author of Mad Maps, he brings a strong spatial thinking dimension to data products and a taste for turning research ideas into customer-facing features. Nicolas combines deep mathematical training with hands-on engineering, making him effective at bridging R&D, product and ops.
11 years of coding experience
7 years of employment as a software developer
Mathématiques, Mathématiques at CPGE MPSI/MP Georges ClemenceauResearch Master Degree in Dynamics Energy & Transfers Combustion Radiation Turbulence Two-phase Transfer., Research Master Degree in Dynamics Energy & Transfers Combustion Radiation Turbulence Two-phase Transfer. at ENSEEIHTEngineering degree in process engineering and Computer Science Fluids Energy and Processes, Engineering degree in process engineering and Computer Science Fluids Energy and Processes at Ecole Nationale Supérieure des Ingénieurs en Arts Chimiques et Technologiques
French, English, Portuguese, German
Stackoverflow
1reputation
218reached
0answers
1question
Github Skills (57)
javascript10
r-package10
geojson10
geography10
cartography10
maps10
data-visualization10
d3js10
quarto9
discretization8
spatial8
solidjs8
pandoc8
geovisualization8
r8
Programming languages (7)
Github contributions (5)
neocarto/calais
Oct 2017 - Nov 2024
Contributions:43 pushes, 1 branch in 7 years 2 months
transcarto/rcartograms
Sep 2021 - Oct 2021
https://transcarto.github.io/rcartograms/TRANSCARTO_cartograms.html
Contributions:31 commits, 1 PR, 2 pushes in 1 month
cartograms
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