About Abdelfattah
French
Native or bilingual
English
Fluent
Experience
- MERITIS - VALIUZSenior Lead ArchitectMay 2025 - Today (1 year and 1 month)Paris, FranceLed Cloud & Data Architecture and full technical delivery of a web app for real-time Retail Media campaign monitoring and data quality validation.• Ensured data integrity by cross-checking BigQuery with Kamino API.• Designed a scalable serverless architecture with Cloud Run and Firestore.• Containerized the app with Docker and automated deployments via GitHub.• Boosted dashboard responsiveness with caching and parallel query execution.• Contributed to pre-sales by supporting sales teams in writing proposals and technical offers.Python, SQL, Streamlit, Terraform, Git, GCP (BigQuery, Cloud Run, Firestore, Artifact Registry, IAM, IAP, Pub/Sub, Functions), UV, GitHub Actions, API REST
- VINCI AIRPORTSSenior Lead ArchitectMay 2024 - May 2025 (1 year)Paris, FranceLed GCP Smart Data Hub architecture for Kansai, Gatwick, and VINCI HQ, aligned with stakeholder requirements.• Designed and led data mesh architecture across 3 international airports, boosting processing efficiency by 40% and scalability by 10x.• Delivered secure, cost-optimized GCP infrastructure (Terraform, shared VPC, IAM, VPN), cutting expenses by 35%.• Built GDPR-compliant data pipelines (Cloud Storage, Composer, BigQuery, Dbt) and governed domain data products via Dataplex.• Deployed MLOps pipelines on Vertex AI for passenger flow and retail analytics.• Standardized CI/CD and DevOps practices, with DR and monitoring solutions supporting 24/7 multi-region operations.• Supported pre-sales activities by co-writing technical proposals and offer documents with the sales team.Python, SQL, Dbt, Terraform, Git, GCP (BigQuery, Composer, Vertex AI, GKE, IAM, VPC, Pub/Sub, Storage, Functions, Logging, Monitoring), UV, Poetry
- MISSION LE GALECTech LeadOctober 2022 - May 2024 (1 year and 7 months)Paris, FranceMigrated retail DWH from Netezza to GCP using Kimball model (sales, inventory, customers).• Designed star schemas and Dbt models (SQL, Jinja) for retail analytics: sales, inventory, product affinity, store performance.• Orchestrated daily pipelines (POS, inventory, loyalty) with Cloud Composer and built real-time flows via Pub/Sub and Cloud Functions.• Delivered data marts for merchandising, supply chain, marketing, and finance use cases.• Enforced data quality with Dbt tests on critical KPIs (sales, stock, pricing).• Secured multi-tenant access
Recommendations
Be the first to recommend Abdelfattah
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
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
Education
- Specialized Master in Big Data and Artificial IntelligenceTélécom Paris2020Distributed Systems & Algorithms, Data Engineering & Big Data Ecosystem, Big Data Security, Cloud Computing, SQL & NoSQL Databases, Knowledge Graphs & Semantic Web, Advanced Machine Learning & Statistics, Visualization, Internet of Things, Internet Economics, Personal Data Law.