Mehdi KENANA

Lead/Senior Data Engineer

Salary / Daily rate

Paris, France

Freelance

Can come onsite

Skills

Data EngineeringSQL QueriesAWSdbtClean CodePythonAWS LambdaRESTful APIspandasDevOpsData VisualizationBig DataETLscikit-learnMySQLDynamoDBAmazon EC2Amazon RedshiftTableauLookerTerraformDockerKafkaGoogle BigQueryPostmanDatadogConsulting ITGitHubConfluenceJiraData AnalysisSQL databasesElasticsearchMetabaseKubernetes

Languages

French (Native)English (Fluent)Spanish

About me

Intro

Senior/Lead Data | 8+ ans en Data et Analytics Engineering Passionné par la conception et la scalabilité de data plateforme, alignées sur les besoins business et produits. Expérience avérée dans l’optimisation des pipelines, l'ingestion et la transformation de données, et la réduction significative des coûts opérationnels sur le cloud.

Links

Work experience

Senior Data Engineer

padoaFreelance

Mar 2026 - Present

8 months

Paris, France

Senior Data Engineer

ChanelFreelance

Jul 2025 - Present

1 year 4 months

Paris, France

• Architected and optimized dbt models within a Medallion architecture on Microsoft Fabric, significantly enhancing scalability, maintainability, and performance across Bronze, Silver, and Gold data layers. • Developed a robust data quality testing framework leveraging dbt generic and unit tests, improving data reliability across analytics pipelines. • Collaborated on the migration from Azure Data Factory to Apache Airflow, contributing to standardized DAG designs, reducing pipeline execution time and operational overhead. • Implemented end-to-end CI/CD workflows in Azure DevOps, automating testing and deployment in production.

Planity

Apr 2023 - Present

3 years 7 months

Engineering Manager

May 2024 - Present

2 years 6 months

Vertical SaaS scale-up (French Tech 120 label) powering beauty industry with a booking and online payment solution, leader in France and growing in Germany and Belgium Reporting to the CTO, I currently manage a team of Data Engineers and co-heading the Data team: - Recruited 2 Data Engineer and 2 Data Analysts - Define the Data Roadmap

Lead Data Engineer

Apr 2023 - May 2024

1 year 2 months

Paris, France

Data Engineering: - Built custom Python connectosr to ingest CRM and invoicing data from Zoho APIs into AWS S3 - Ingested new sources of data through APIs fetching and web scraping - Implemented a new data platform with dbt to build datamarts on Amazon Athena, reducing costs by 60% - Contributed to establish a new data governance (PII, data access) with AWS LakeFormation DataOps: - Implemented Terraform for automated deployment of AWS resources - Implemented CI/CD workflows with GitHub Actions - Implemented tools to improve codebase quality and developer experience (SQLfluff in dbt, black/VSC extensions for Python) Leadership: - Defined the architecture of the new data platform - Assisted team members for debugging and improving code quality (Python, SQL) - Monitored new tools available in the market to seize new use cases

Senior Data Engineer

Silvr

Mar 2022 - Mar 2023

1 year 1 month

Paris, France

Fintech offering loans to E-Commerce and SaaS entrepreneurs in France and Germany • Data Engineering: - Built data pipelines from various sources to datamarts in BigQuery using dbt - Reduced 60% of business scoring leadtime by automating MRR metrics computation from various connectors using SQL - Implemented Airflow DAGs fetching data from APIs (Pennylane, Quickbooks) • Data Science: - Improved revenue forecasting by 20% on average using a custom Prophet model - Implemented an NLP model to categorise bank transactions according to their label • Product Analytics: - Created several Data Studio dashboards tracking adoption of internal tools by various stakeholders (Sales, Operations, Risk, Finance) - Helped PMs define their roadmaps by identifying conversion funnel bottlenecks

Data Engineer

TERA Consultants

Dec 2019 - Mar 2022

2 years 4 months

Paris, France

Leveraging my data and analytics skills, I advised companies, investment funds, regulatory authorities and other government entities on various strategic and network economics issues: - Sectoral regulation - Antitrust and Competition - Litigation - Corporate Strategy and Economic Policies - Cost modelling Examples of issues covered: European electricity wholesale market, Roaming costs, MVNO regulation, State aids, Interconnections and wholesale regulated prices, fibre investment schemes, cash-flow analysis, Universal Service Obligations, etc.

Data Analyst

Societe Generale Corporate and Investment Banking - SGCIB

Sep 2017 - Aug 2018

1 year

Paris, France

• Created Tableau dashboards monitoring risk metrics • Assessed risk metrics (VAR, SVAR, stress-tests) on a daily basis using SQL, Python and VBA • Supported algorithmic trading desk with various ad-hoc tasks


Education

ESSEC Business School

Programme Grande Ecole

2018 - 2019

1 year 1 month

Centrale Nantes

Ingénieur Grande Ecole

2014 - 2017

3 years 2 months

Lycée Condorcet

Classes Préparatoires Scientifiques MPSI/MP*

2011 - 2014

2 years 11 months


Licenses & certifications

AWS Data Engineer Certification

Issued: Mar 2024

Certified by AWS

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