Soufiane Aazizi

Lead AI Engineer | LLM Specialist

Salaire / Taux journalier

Freelance

Expertises

LLMs / Large language modelsAWS LambdaKubernetesFastAPIGitPythonMongoDBMySQLHadoopNLP / Natural Language ProcessingPyTorchTensorFlowscikit-learnPySparkAWSAzureGoogle Cloud PlatformDocker

Langues

Français (Maternelle)Arabe (Maternelle)Anglais (Courant)

À propos

Introduction

Lead AI Engineer with 10+ years delivering production-grade LLM and RAG systems for Fortune 500 clients. Reduced document processing from days to minutes at Servier; improved retrieval accuracy from 70% to 94% at KPMG. Specialized in Agentic RAG, DSPy optimization, and compound AI architectures—transforming enterprise knowledge bases into intelligent, high-performance AI assistants.

Liens

Expérience de travail

Lead Generative AI Engineer

Servier Laboratory

déc. 2024 - Présent

1 an 11 mois

69340 Francheville, France

– Developed Agentic ICF system that transforms complex Clinical Study Protocol tables (spanning multiple pages, dozens of columns and rows) into concise ICF Summary Tables - reducing generation time from 1-2 days (manual) to under 5 minutes, leveraging Skills Cards architecture with scoped MCP tool restrictions. – Developed Vision Agentic RAG system with DSPy serving a global team of medical writers; improved retrieval hit-rate@6 from 60% to 85% across thousands of indexed documents and images. – Built custom document parser using Docling to extract tables, figures, and images from complex PDFs, RTF, and DOCX into structured Markdown and metadata; indexed into Weaviate (text) and Google Cloud Storage (thousands of images). – Designed comprehensive evaluation framework assessing parsing quality, retriever performance, anti-hallucination robustness, and answer generation effectiveness. – Re-engineered monolithic application with full streaming architecture, reducing long-running task response time from ~2 minutes to ~4 seconds.

Lead Data Scientist

KPMG

avr. 2024 - nov. 2024

8 mois

69340 Francheville, France

– Led a team of 5 Data Scientists; delivered POC in 2 months and production-ready RAG chatbot with full UI in 3 months, parsing thousands of documents (PDF, PPTX, images) for the audit department. – Designed compound AI architecture with DSPy optimizers: query decomposition, chain-of-thought reasoning, and multi-hop document traversal — improving answer accuracy from 70% to 94%. – Implemented Azure Search reranking and enhanced recursive retrieval with DSPy for dynamic keyword generation; achieved ~4-second streaming response time. – Integrated LangFuse for real-time monitoring, performance evaluation, and feedback collection.

Lead Data Scientist

SNCF Connect

nov. 2023 - mars 2024

5 mois

69340 Francheville, France

– Designed and implemented QA ChatBot leveraging LlamaIndex RAG and LangChain, covering dozens of FAQ topics with sub-50ms retrieval latency, eliminating manual searches for support agents. – Employed auto-retriever composition on Vespa.ai for enhanced passage retrieval; implemented LangFuse monitoring for performance evaluation and continuous FAQ enrichment.

Lead Data Scientist

Wiley

déc. 2021 - oct. 2023

1 an 11 mois

À distance

– Developed personalized learning platforms using LLMs (Claude on Bedrock) and hybrid search (Vespa), serving Wiley's global client base of millions of learners. – Designed automated skill-tagging model covering 8,000+ skills achieving 95% precision, with MLOps pipelines (SageMaker, MLFlow, Lambda, Step Functions). – Built hybrid search engine combining ANN and BM25 with spell correction, autocompletion, and multilingual search; deployed via Docker & Kubernetes with 4 APIs. – Created dynamic skills discovery dashboard with semantic search and job-skills alignment (Dash, Plotly).

Senior Data Scientist – Trainer

Engie

oct. 2021 - nov. 2021

2 mois

69340 Francheville, France

– Trained and upskilled data science team on Amazon SageMaker and PySpark through hands-on sessions, enabling advanced data analysis and model development capabilities.

Lead Data Scientist

Orange Bank

juin 2019 - sept. 2021

2 ans 4 mois

69340 Francheville, France

– Led KYC remediation using AWS Textract for ID document analysis, MRZ consistency checks via checksum validation, and CRM consistency using text mining. – Built predictive churn risk model using customer banking activity data; optimized with HyperOpt and LightGBM for improved retention strategies. – Advanced email sentiment analysis by developing specialized banking lexicon, adapting VADER method with LLM-derived enrichment (StanfordNLP, NLTK). – Implemented recurrent payments and subscription detection within customer transactions using LLM techniques with PySpark/Hive.

Senior Data Scientist

Carrefour

févr. 2019 - mai 2019

4 mois

69340 Francheville, France

– Developed personalized homepage allocation by transforming unsupervised clustering into a supervised recommendation system using browsing histories. – Created comprehensive cross-sell recommendation system integrating business rules, seasonality, and recurrence; implemented PySpark/HDFS/Hive pipelines.

Senior Quantitative Investment Strategist

Société Générale ATS

oct. 2017 - nov. 2018

1 an 2 mois

69340 Francheville, France

– Developed and launched Equity Risk Premia (ERP) strategies with full backtesting and production deployment. – Built ERP strategies using ML algorithms (Random Forests, SVM); developed index pricing models (Fear Vol, Value, Quality, multi-factors). – Integrated with trading systems and calculation agents; developed FACTSET API connectors for data mining and ownership analysis.

Data Scientist

Futures Visions

juil. 2015 - juin 2017

2 ans

Morocco, Indiana 47963, États-Unis

– Built sales forecasting models for e-learning products; optimized data pipelines on AWS S3/EMR for marketing strategy development.

Data Scientist

Ormita Morocco

nov. 2013 - févr. 2015

1 an 4 mois

Morocco, Indiana 47963, États-Unis

– Automated data ingestion pipelines and built NLP/text mining prototypes; continuous data recovery via Flume into Hadoop HDFS.

PhD Researcher

Cadi Ayyad University

nov. 2009 - sept. 2013

3 ans 11 mois

Marrakech, Maroc

– Research on numerical methods for Backward Stochastic Differential Equations, Lévy processes, and fractional Brownian motion via Malliavin calculus. – Portfolio optimization with stochastic constraints and switching problems.

Quantitative Analyst

Thomson-Reuters

avr. 2009 - sept. 2009

6 mois

Paris, France

– Front-office support on Kondor+ and Kondor+ Structured Products for quantitative analysis and pricing.

Quantitative Analyst

RBC Dexia

juil. 2008 - déc. 2008

6 mois

Paris, France

– OTC derivatives scope including swaps, equity-swaps, CFDs, CDS, swaptions, TRS, and inflation-linked swaps. – Defined pricing processes for hedge and structured fund groups.


Formation

Cadi Ayyad University

PhD, Applied Mathematics

2009 - 2016

6 ans 3 mois

Université Paris-Dauphine

Master MASEF, Mathématiques Appliquées: Statistique, Économie, Finance

2007 - 2008

1 an 1 mois


Licences et certifications

Microsoft Certified: Azure AI Engineer Associate

Délivré le : –

Certifié par Microsoft

AWS Certified Machine Learning - Specialty

Délivré le : janv. 2020

Certifié par AWS

Hadoop Platform and Application Framework

Délivré le : janv. 2017

Certifié par Coursera

Applied Data Science

Délivré le : janv. 2017

Certifié par Coursera

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