About Kaïs
French
Native or bilingual
Arabic
Native or bilingual
English
Fluent
Italian
Conversational
Experience
- AXA DIRECTDATA ENGINEERBANKING AND INSURANCESeptember 2020 - October 2020 (2 months)Project Move to cloudWith the support of a Tech Lead, I was responsible for writing a technical architecture document (DAT) aimed at identifying a strategy for migrating the on-premise BI platform to AZURE, taking into account infrastructure, security, network prerequisites, and group bounding principles. My tasks consisted of:- Preparation and facilitation of workshops (Infra, Security, Network, DB, Release mechanisms…).- Study of the existing architecture.- Collection of various metrics (Memory, I/O, CPU, processing times…)- Identification of risks and constraints.- Definition of 3 migration scenarios with their solution architecture (Full Cloud, Hybrid, Private IaaS).- Advice on the Migration/Modernization vs. Transformation approach and strategies.- Writing of the DAT.
- SFR DISTRIBUTIONDATA ENGINEERTELECOMMUNICATIONSMay 2020 - July 2020 (2 months)POC Azure SFRD on the Sales Bonus Calculation part.In a team of 4 people (1 Tech Lead and 3 Data Engineers), we carried out a POC for SFR Distribution on the Sales Bonus Calculation part in AZURE (Azure Databricks and Synapse VS Snowflake). I was responsible for the Snowflake part and my tasks were:- Creation of BRONZE, SILVER, and GOLD SNOWFLAKE tables- Creation of SNOWFLAKE loading procedures.- Creation and scheduling of procedure call tasks- Simplification of the T-SQL code implemented for loading the fact table (from 1500 lines of code to 200 lines) using SNOWFLAKE's Variant types.- Assistance with Azure Databricks and Synapse: Development of notebooks in SCALA.
- BUFFALO GRILLSENIOR DATA ENGINEERRESTAURANTS AND FOOD SERVICENovember 2020 - Today (5 years and 7 months)BI Redesign / Data Modernization / Digital Transformation ProjectIn a team of 4 people (1 Tech Lead and 3 Data Engineers) for a project to migrate a cross-functional solution (Sales, Suppliers, Purchasing, Inventory…) from an on-prem SQL SERVER architecture to Azure Synapse (Full MS):- DWH Synapse modeling of the new point-of-sale system.- Creation of Terraform scripts for infrastructure deployment (Synapse, Datalake, Aas, Keyvault, Virtual Network…).- SQL Synapse loading (sources: SQL Server, API, Fileshare, Oracle).- Environment management (1 dev environment per developer, 1 prod environment).- Creation of a Sales Tabular cube (Net/Gross Price incl./excl. VAT, number of tickets, Amounts…)- Implementation of BI chain monitoring.- Implementation of CI/CD pipelines (Terraform, SQL, Azure Functions, ADF, and Aas deployment).- Automated installation of SQL scripts (sqlcmd).
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Education
- National Engineering DiplomaESPRIT2011
- DUTInstitut Supérieur d'Informatique2008