Mourad EL GHISSASSI
Senior Data Engineer | Talend & BigQuery
Salary / Daily rate
Paris, France
Freelance
Can come onsite
Skills
Languages
Work experience
Freelance Data Engineer
SolvayFreelance
Apr 2022 - Present
4 years 7 months
- Creating automated Talend workflows to extract data from various sources (CSVs on an SFTP, SAP BW connector, Google Sheets) and transform and store it on a Data warehouse (BigQuery) - Creating Talend workflows to calculate the direct and indirect carbon footprint of produced materials, and generating quality KPIs, following the TfS guidelines for the Chemical Industry - Building various dashboards using Tableau - Providing technical documentation - Industrialisation and deployment to production with the operations team - Migrating existing projects from Talend 7 to Talend 8 (Cloud) - In an AGILE environment : 2-week sprints + ceremonies (Planning, Daily, Review, Refinement) - In an international and fully remote environment: team in France/Belgium/Portugal/India/Singapore, communication in English
Consultant BI
Cat-Amania
Jul 2021 - May 2022
11 months
Lille, France
On a mission at Leroy Merlin (ADEO Group) to implement a customer profiling data factory. The goal was retrieving of all customer related data from various departments (in-store sales, online sales, marketing, etc.) as well as external sources (surveys, predicted datasets) and store in a centralized data warehouse : - Creation of Python scripts to retrieve advertising campaign data from social media platforms through their APIs - Datamart modeling - Creation of automated workflows to feed the Datamart using Kestra and Terraform to BigQuery - Run and maintenance of existing applications
Worldline Global
Nov 2016 - Jul 2021
4 years 9 months
Région de Lille, France
Business Intelligence Consultant
Mar 2020 - Jul 2021
1 year 5 months
Région de Lille, France
For a fully digitalised platform to manage public work declarations : - Creating Talend data integration workflows (CSV, XML) to a Greenplum database (PostgreSQL) - Updating of existing workflows upon client request - Creating Datamarts on Tableau and implementing dashboards for each business need.
Full Stack Engineer
Nov 2016 - Mar 2020
3 years 5 months
Seclin, France
Full-stack engineering for MSSanté (Secure Healthcare Messaging): - Development of applications and web services using Java - Spring Boot - Development of mobile applications on Android (Java/Android Studio) and iOS (Objective-C/XCode) - Interacting with MySQL and ElasticSearch databases - CI/CD using Jenkins - Ops : monitoring the different applications and resolution of problems encountered by users Business Intelligence Solution Manager for MSSanté : - Development and maintenance of Perl/Bash scripts for data integration (ETL) - Implementation of QlikView dashboards - Conducting weekly follow-up meetings with the client as well as occasional trainings
Engineering degree thesis
Worldline Global
Mar 2016 - Oct 2016
8 months
Seclin, France
Data engineering internship for the integration and analysis of data from connected trucks of a leading European manufacturer (DAF) : - Analysis and benchmarking of two potential Data engineering solutions : Greenplum vs Hive - ETL of 50 variables from over 280 trucks over 5 years - Incorporating external data : weather, geospatial elevation (SRTM-1) - Helping the data science team build a model to find a correlation between the various variables and fuel consumption - Developing a tool using the GeoUtils R package to draw the itinerary from coordinates
Stagiaire en développement informatique / BI
ALTEREA
Jun 2015 - Oct 2015
5 months
Paris, France
Développement d’un outil informatique avec tableau de bord, destiné à évaluer les gains d’énergie à l'aide de différentes régressions,– R, Shiny, PHP, CodeIgniter, MySQL
Web Development Intern
Sofrecom Services Maroc
Aug 2014 - Oct 2014
3 months
Rabat, Morocco
Conceive and develop a Web Application called "Phone Advisor" that helps users chose the cell phone and data plan that suits them the most. Technologies used : HTML5, CSS3, JavaScript, jQuery, MySQL and Bootstrap to ensure a responsive web design
Freelancer
oDeskFreelance
Nov 2012 - Oct 2013
1 year
Graphic design, copywriting and translation (English <> French <> Arabic)
Education
Polytech Lille
Engineer's degree
2013 - 2016
3 years 1 month
Licenses & certifications
IBM Data Engineering
Issued: Dec 2024
Professional Data Engineer
Issued: Aug 2023
Snowflake for Beginners: Make your First Snowsight Dashboard
Issued: Mar 2023
Microsoft Azure for Data Engineering
Issued: Feb 2022