Hamza CHERGUI
Senior AI Engineer
Salaire / Taux journalier
Paris, France
Freelance, ouvert au CDI
Peut venir sur site
Expertises
Langues
À propos
Introduction
PhD in Data Science (fraud detection) turned AI Engineer, with a Software Engineering degree and 2 GCP certifications. Today I focus on agentic systems designing and deploying multi-agent architectures, RAG pipelines, and enterprise AI solutions that take action and integrate into complex business ecosystems. FastAPI · GCP · Vertex AI · LangChain · Prompt Engineering · MLOps 🚀
Expérience de travail
Consultant Senior Data Scientist
Converteo
déc. 2024 - Présent
1 an 11 mois
Paris, France
Multi-Agent Chatbot | Lacoste → Built a multi-agent conversational system integrated with an Order Management System (OMS) and Salesforce to streamline customer interactions at scale → Led prompt engineering and context management strategies to ensure coherent, intent-aware conversations across complex user journeys → Developed the back-end architecture using FastAPI and managed the full infrastructure on Google Cloud Platform (GCP) Intelligent Enterprise Agents | Criteo → Spearheaded the integration of AgentSpace and Gemini Enterprise to deploy AI agents capable of orchestrating large-scale internal workflows → Architected a unified data store to centralize knowledge and metadata across the organization → Developed automated connectors to internal tools (SharePoint, Slack) to extend agents' contextual and operational capabilities → Defined the technical roadmap and owned the overall project architecture RAG-Based Transaction Reconciliation | ChainTrust → Designed a RAG pipeline combining vector embeddings and vector search to automatically reconcile bank transactions with invoices → Managed data orchestration through Cloud Storage and ensured full integration into Vertex AI following MLOps best practices
SKAIZen Group
sept. 2019 - déc. 2024
5 ans 4 mois
Paris, France
Lead Machine Learning Engineer
déc. 2023 - déc. 2024
1 an 1 mois
Paris, France
⋄ End-To-End ML production pipeline. • Orchestrator with Airflow • Experiments tracking with MLFlow • GUI with Streamlit • Storage with AWS S3 • Deployment on AWS EC2/Redis • Languages: Python, SQL ⋄ Customer (banking): Financial transactions transformation (SWIFT). • Analysis and architecture design of customer needs • Transaction mapping through SWIFT Translator • Integration and modification of the mappings • Development: Java, Angular • Packaging: Docker, Bash • Deployment of the application on AWS EC2 instance • Creation of pipelines with Jenkins, GitLab, SonarQube, Nexus • Application monitoring with ELK ⋄ Leading a 5-member team. • 1 researcher • 2 full-stack developers • 2 interns
Machine Learning Engineer
oct. 2020 - déc. 2023
3 ans 3 mois
Paris, France
𝐖𝐨𝐫𝐤𝐞𝐝 𝐨𝐧 𝐦𝐮𝐥𝐭𝐢𝐩𝐥𝐞 𝐑&𝐃 𝐩𝐫𝐨𝐣𝐞𝐜𝐭𝐬 𝐢𝐧 𝐭𝐡𝐞 𝐛𝐚𝐧𝐤𝐢𝐧𝐠 𝐬𝐞𝐜𝐭𝐨𝐫: ⋄ Thesis: Financial fraud detection and interpretation in SWIFT transactions. • Research and publication • Exploratory Data Analysis: Matplotlib, Pandas • Feature engineering: Spark, Pandas • Model training: Scikit-Learn, Hugging Face • Model evaluation: F1-score, recall, precision • Interpretation: SHAP ⋄ Customer (banking): Financial transactions transformation (SWIFT). • Deployment of the application on AWS EC2 instance • Creation of pipelines with Jenkins, GitLab, SonarQube, Nexus 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 𝐚𝐬 𝐚 𝐦𝐚𝐧𝐚𝐠𝐞𝐫 𝐚𝐧𝐝 𝐮𝐧𝐢𝐯𝐞𝐫𝐬𝐢𝐭𝐲 𝐭𝐞𝐚𝐜𝐡𝐞𝐫: ⋄ Incubator: • Data Scientist • Full-stack developer ⋄ Teaching: • Web: Angular, PHP
Data Scientist Intern
sept. 2019 - oct. 2020
1 an 2 mois
Greater Paris Metropolitan Region · Hybrid
Establishment of a Knowledge Management database to facilitate KYC processes: • Targeting financial journals • Extraction and annotation of articles • Training of models using natural language techniques • Construction of knowledge base Skills: Python, Neo4j, NLP, Scipy
Formation
Lycée Carnot
Baccalauréat
2015 - Présent
11 ans 10 mois
Université Bourgogne Europe
Docteur en informatique
2020 - 2023
3 ans 2 mois
Université Bourgogne Europe
Master Informatique Base de données et IA
2018 - 2020
2 ans 1 mois
Université Bourgogne Europe
Licence
2015 - 2018
3 ans 1 mois