À propos de Sami
🎯 Google Cloud Certified Data Engineer with 3 years of experience building automated, scalable data platforms. My expertise lies in Python, SQL, Power BI and GCP.
🔧 Stack: Python, SQL, Power BI, GCP (BigQuery, Dataflow, Pub/Sub, Composer, Cloud Storage), Git.
✅ Delivered reliable data solutions for finance, banking & luxury clients:
- Saved finance teams 4 working days per month by automating financial reporting processes, while improving data accuracy.
- Secured a €60k annual contract by building a mobile scraping solution for key luxury brands.
- Engineered a full data pipeline, centralizing 30k+ monthly rows from 20+ e-commerce platforms to enable competitive market insights.
🧠 Side Projects & Leadership:
- Creator of Stoice, an interactive storytelling app (Python + Flutter)
- 🏆 Winner – Hermès Innovation Challenge 2021 (team lead & presenter)
💼 Currently available for freelance missions (remote or hybrid, Paris)
💰 Daily Rate (TJM) : 450 € / day
Français
Bilingue ou natif
Anglais
Capacité professionnelle complète
Accepte de travailler sur site
Paris (jusqu’à 50 km)
Expériences
- France ActiveData EngineerBANQUE & ASSURANCESseptembre 2024 - septembre 2025 (1 an)Paris, FranceKey contributor to data transformation initiatives, supporting strategic decision-making within France Active, a network dedicated to empowering socially engaged entrepreneurs.- Saved finance teams 4 working days per month by automating financial reporting processes, while improving data accuracy.- Centralized and standardized data for 3 business units (guarantee, investment, financing) via 3 Big Query data warehouses, enabling cross-entity analytics and faster strategic decisions.- Delivered executive Power BI dashboards connected to Big Query, used by leadership to monitor KPIs and guide monthly strategy meetings.- Centralized business data extractions into Cloud Storage to streamline data sharing and processing using Python and SQL.- Documented and structured data workflows to ensure reusability, maintainability, and scalability.- Multi-project management and cross-team collaboration, coordinated with various teams : France Active Garantie, France Active Investissement and France Active Financement to address the specific needs of each entity.- Presentation of results to leadership, effectively communicated insights and recommendations, ensuring alignment between data and strategic goals.
- Data&DataData ScientistLUXEseptembre 2023 - septembre 2024 (1 an)Paris, FranceOnline data analysis with luxury brands- Drove a €60k annual client contract by building a mobile scraping solution to analyze preloved luxury watch prices.- Built 2 PostgreSQL data warehouses to centralize product data, pricing, availability, and images.- Developed ETL workflows across 20+ e-commerce platforms, centralizing 30k+ rows monthly in 2 SQL data warehouses, enabling competitive market insights.- Built 3 Power BI dashboards for Cartier, Chanel, Hermès & Tag Heuer, supporting product availability monitoring, pricing analysis, and competitor strategy.- Implemented cloud storage using Azure Blob Storage to host and reference images in Power BI, enabling visual integration into shared reports..- Conducted strategic analysis to help clients position themselves in the second-hand market.- Classified luxury products from store window images, enabling clients to monitor compliance with their policies by resellers worldwide.- Utilized Git extensively for effective version control management.- Provided guidance and training to juniors in online data production and extraction processes.
- BNP ParibasData AnalystBANQUE & ASSURANCESfévrier 2023 - septembre 2023 (7 mois)Luxembourg, LuxembourgData analysis to detect correlations between investment fund inventories and subscriptions to BNP Paribas Forex services. Conception and development of a BNP Paribas customer data analysis software to detect new commercial opportunities.- Conducted strategic analysis of the foreign exchange market with a team of business experts.- Acted as an intermediary between the technical team and the business unit to understand needs.- Extracted insights from investment fund datasets to identify factors encouraging BNP clients to subscribe to their Forex offers.- Design of a complex relational database schema in PostgreSQL, integrated with a REST API developed using FastAPI, and a data analysis software for investment funds. This tool, used by BNP's business experts, enables the detection of new business opportunities.- Managed projects using agile methodologies, including sprint management and organizing and leading weekly meetings with business and technical experts.- Detection of anomalies in data from BNP Paribas' Fund Administration (FA) service, contributing to the improvement of data quality.
Recommandations
Soyez le premier à recommander Sami
Contribuez à la réussite de ce freelance en partageant votre expérience de collaboration avec lui.
Ces profils de freelance correspondent également à vos critères
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Formations
- Master's degree of engineering in computer scienceTelecom Nancy2023Master in Computer Science at Telecom Nancy Specialized in Artificial Intelligence and Big Data, the school most selective track. Main subjects: Advanced Artificial Intelligence, Big Data Management, Parallel Algorithmics, and Clustering. 4th best computer science school in France according to Figaro 2023.
- CPGE, PSI* et MPSILycée Claude Bernard, Paris XVI and lycée Charlemagne Paris IV2020Intensive courses to prepare for the competitive entrance examination to the french Grandes Ecoles (Top french engineering schools), including a second year in the "classe étoilée", a selective track for students with excellent first-year results. Attended Lycée Claude Bernard, Paris XVI, and Lycée Charlemagne, Paris IV. Main subjects: Mathematics, Physics-Chemistry, and Engineering Science.
Certifications
- GCP - Smart Analytics, Machine Learning, and AI on Google CloudGoogle Cloud2025
- GCP - Building Resilient Streaming Analytics Systems on Google CloudGoogle Cloud2025