Bruno Seznec

Senior Data Scientist | Data Governance

Salary / Daily rate

Paris, France

Mobility: Paris, Nantes, ...

Freelance, open to permanent contract

Can come onsite

Skills

Data EngineeringData AnalysisDeep LearningMachine LearningBlockchainAIDataiku

Languages

EnglishGerman

About me

Intro

Senior Data Consultant with 6+ years at META-AI specializing in Data Governance, Data Quality, and Generative AI/RAG systems. Proven expertise across energy, automotive, and media sectors implementing ML Ops, Data Engineering pipelines, and advanced analytics solutions. Mathematician fellow delivering end-to-end data solutions from architecture to AI deployment.

Links

Work experience

Data Quality Engineer, Data Scientist, Data Governance, Generative AI, RAG pattern

META-AIFreelance

Nov 2018 - Present

8 years

Paris, France

2025 Data Optimization (Postgres SQL), Data Catalog (Open Metadata), Text 2 SQL (Vanna) 2025 Delivery of the 4 day course on semantic web, KG 2022 Energy sector : Data Engineering , ML Ops , Data Catalog tools. Stack pyspark, k8s, kubeflow pipelines, Datahub, OpenMetadata, Great Expectations, DVC and others ... 2020 March to April : EDA, for supply-chain datas, jupyter, bokeh, plotly, ... 2019 -2020 (Jan) : Thales : Military Digital Stack. Data Science Referal. Zeppelin, Spark, Nifi, Kafka HDP, CDAP. ML-Flow, Janus-Graph. Training set-up. ML / DL (TF/pyTorch) 2018 : Renault : Data Engineering using hive, hql, python Reporting using Spotfire from TIBCO Data Lake from Horton

Colleur Maths Spéciales MP-MPI

Rectorat de Paris

Sep 2024 - Mar 2025

7 months

Data Engineer

Le Point

Jan 2022 - Mar 2022

3 months

Audit Data, Data Analytics,Data Engineering . Stack : Tableau , Dremio, Alteryx, jupyter notebooks

Senior Consultant for Data Branch

EVA Group

Jul 2021 - Dec 2021

6 months

Skills: Machine Learning · Anglais comme seconde langue (ESL)

Senior Data Scientist

relevanC

Jul 2017 - Mar 2018

9 months

7620 Paris, Denmark

Data Engineering , Data cleaning , Spark (python) , Scoring, Clustering, ML lib RelevanC est une startup spécialisée dans le big data et issue de la joint-venture entre Groupe Casino et RedPill. Sa rich data solution platform s'appuie sur des données anonymisées online et offline du Groupe Casino (C-discount + Go Sport + Courrir + les enseignes de distribution alimentaire) et constitue la base de données la plus massive et qualitative sur les habitudes d'achats et de consommation des français. 3 services sont proposés à travers notre plateforme à destination des agences web media et annonceurs : - La découverte d'insights consommateurs grâce à une segmentation très fine de profils activables et anonymes - L'activation de campagnes media online - La mesure de performance des campagnes L'objectif : mieux comprendre, mieux cibler, mieux convaincre et mieux mesurer l'impact d'une campagne en temps réel.

Technical Manager, Big Data, GCP

DalkiaFreelance

Jan 2017 - Jul 2017

7 months

Paris La Defense

Technical manager : Web portal migration between two clouds. Stack : kubernetes back-end, StrongLoop, Cassandra. Big Data Architect : Data Lake building (6 months contract) , Hadoop trainer (including Spark, pig, hive, hbase) - several sessions, Google Cloud platform and AWS user.

Freelance Consultant (Data Science, Machine Learning, Big Data)

Meta and cloud process

Apr 2014 - Dec 2016

2 years 9 months

7620 Paris, Denmark

Big Data Architect : Data Lake building (6 months contracts) , Hadoop trainer (including Spark, pig, hive, hbase) - several sessions, Google Cloud platform and AWS user. Data engineering : MongoDB tuning, Text processing LDA, Word2Vec, k-NN (unsupervised ML).-NDA NIPS conference in Montreal (dec 2015) CMS Expert with Jahia CMS ( 3 Contracts : 6 months (ATOS Orleans) see below , 2 months , 3 months - NDA ) UML modelization (3 weeks contract) IT Training in web site conception and semantic web. Attend to the main parisian meetup: Paris Datas Geek, Paris Machine Learning, Open Law, Elastic search, Mongo DB, Google Dev Group, AWS UG, etc... co-organizer of Paris Kaggle meetup Follow a training on Jahia 6.6 CMS software. Follow several MOOCs on R, weka and python. Hortonworks Sandbox self-training. Participation to ICML 2015 at Lille, NIPS 2015 Montreal

Sub-contractor

ATOS

Oct 2014 - Mar 2015

6 months

18300 Sury-en-Vaux, France

Replacing a project manager on the fly on a web content project. Iniating another one. Scrum master role. Expertise on Jahia 6.6.

Colleur CPGE (6 months almost every year since 2006)

Lycée Fenelon Sainte-Marie (Paris 8ieme)

Sep 2006 - May 2014

7 years 9 months

Paris, France

Colles en Mathématique Spéciales section MP

Project Manager, CMS & ITSM large projects

Ministère de l'Economie - Sécretariat Général

Apr 2008 - Mar 2014

6 years

Birchy Bay, NL A0G, Canada

2011-2014:. Project Manager in ITSM Domain. Finance & Billing software portfolio. HP Asset Center & Service Center product suite. 2008-2011 : CMS system (Jahia). H.A., intranet and internet site factory (XHTML+CSS). builds this website factory with integrators (CapGemini & Logica) and several internal customers (10 to 20 people to coordinate). Around 10 intranets and 4 public web sites on the same platform. ITIL Certified (2010), In 2008, registered to the Praxeme method association. (located in France) see praxeme.org Trainer for "Concevoir un site web" course. Interested by Cloud paradigm.

Project Manager, e-business, Intershop webstore

Monnaie de Paris

Apr 2005 - Mar 2008

3 years

7620 Paris, Denmark

Responsible for the e-commerce website. J2EE/JSP technology, Intershop Enfinity, Oracle. ERP conception (1y). Team of 2 emp. plus Hosting provider.

Local Area Manager & Senior Consultant

INTERSHOP

Mar 2001 - Dec 2004

3 years 10 months

° Consulting on e-business Enfinity 2 and eProcurement software products, ° Writer of RFP and bid management (technical part) ° Coaching for development team, training, deployment on B2C and B2B websites. B2B (Pechiney, St-Gobain) and B2C (Etam.com, Eoland.com, Gemplus). Integration with SAP. ° Co-responsible for the closing of Intershop french office. Re-opened 3y later by DataSolutions. Consult with meta-process own company ° Training on Intershop's e-business software. ° Coaching & consulting on e-business projects. Mainly for Intershop or ePages french customers. Etam, CNED, Monnaie de Paris. http://www.meta-process.com or http://consult.seznec.net

SENIOR PROJECT MANAGER, & PRODUCT VALIDATION TEAM LEADER

GLOBEID SOFTWARE

Aug 1998 - Mar 2001

2 years 8 months

° Senior project manager, main realizations: ° Payment system for one of the main debit card payment network in the U.S. (NYCE) Synchronization of the Paris based development team with the U.S-based product management team (3 experimented engineers during 8 months) and Australian partner. Attend to a one-week workshop in Denver (Colorado).see http://www.safedebit.com. ° Design and realization of a corporate account management module (B2B). (2 experimented engineers during 3 months). ° GlobeID representative on recruitment show and trainee enrollment activity. ° EAI partnership study with WebMethods (Active Software), Application Server market opportunity study (BEA WebLogic, iPlanet, OAS). ° Co-writer of several RFP/RFI for big eCommerce projects (security issues, hardware sizing).

CONSULTANT & PROJECT MANAGER & TRAINER

INFOTEL

May 1997 - Jul 1998

1 year 3 months

° During ten months, initiate a business partnership with Netscape (Affiliate Plus program) and build a small practice unit on Web market inside the technical team with two successful bids; Maintain and enhance knowledge transfer on Netscape Enterprise server. ° Project manager responsible for the specifications and the realization of a communication pro-tocol over HTTP. This protocol links a Mainframe and PCs by Internet. Main products used were: MQSeries Netscape Web server (Suitespot), CGI, socket, HTTP protocol and Visual Basic. Team of three engineers. ( 3 engineers during 3 months).

CONSULTANT & PROJECT MANAGER

CR2A-DI

Oct 1990 - May 1997

6 years 8 months

° Technical Consultant. Migration toward UNIX and open system and distributed computing. Main achievements: ° Reorganization of a computing analysis department at Aérospatiale Missiles (January 1991- February.1995). ° Revision of a safety analysis software at Dassault-Aviation (7 months - use of Orbix and ObjectBroker). ° Consultant for the set-up of CORBA at BioMerieux (April 1997). ° Project manager for the implementation of EDF and CEA (6 months - 2 engineers). ° Responsible for software development at Aérospatiale. ° Bid manager in GIS market.

Software developper

DIADEM

Aug 1988 - Jul 1990

2 years

C and Unix driver programming. 2D Graphics and color rendering.

Software Developper

Dassault Systemes

Sep 1987 - Jul 1988

11 months

Fortran and CATIA programming. on IBM Mainframe (VM, MVS). 2D and 3D Graphics.


Education

Université Paris Cité

Master2

2005 - 2006

1 year 1 month

Université Jean Monnet Saint-Etienne

DEA

1986 - 1987

1 year 1 month

École des Mines de Saint-Étienne

Master of Engineering (M.Eng.)

1981 - 1984

3 years 1 month

Lycée Saint-Louis Paris 6eme

CPGE Classes preparatoires

1979 - 1981

2 years 1 month

Portfolio

Data Catalog with OMD

Datalake du groupe Casino

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