Freelancer profile translated to English.

Description

Analytics Engineer & Power BI Expert — Performance & Reliability

**My Role**: Rebuild a reliable and high-performing analytics pipeline with Snowflake and Power BI, so that business teams can finally focus on decisions, not on the quality of the data.

**Optimization of a Critical Workflow**: Reduce data loading time

**Creation of Data Visualization Products**: Development of customized Power BI reports and dashboards → +30 industrialized reports

What I do concretely

BI Performance:query and refresh time optimization (Snowflake, SQL)

**Architecture & Modeling**: redesign of analytical models (Star Schema)

**Data Governance**: RLS, traceability, documentation, and validation of business rules

Business Intelligence Power BI:clear, readable dashboards actually used by teams

Observed Results

30+ projects delivered

Validated data and significant reduction in inconsistencies

Accelerated business decisions thanks to actionable reporting

Environments

Retail, Media, Industry & Luxury — contexts with high data stakes

Industry field of expertise

Languages

French
Native or bilingual
English
Native or bilingual

Workplace preferences

Can work on-site

Paris (up to 15km), Marseille (up to 10km), Nice (up to 10km), Montpellier (up to 10km)

Believe
Power BI / Snowflake / Power Automate
ENTERTAINMENT AND LEISURE
May 2025 - March 2026 (10 months)
Paris, France
📊 Project: TikTok Campaigns Operations (Power BI)

Design of a Power BI dashboard to analyze TikTok campaign performance and optimize marketing strategy.

The goal is to provide marketing and product teams with a clear and actionable steering tool to:
analyze campaign impact
guide marketing and creative decisions.

Interventions & Technical Stack:
**Data Modeling**: Creation of star schemas optimized for steering
*Visualization & Business Intelligence (Power BI):
**Dashboard Design**: Creation of interactive and action-oriented dashboards for campaign monitoring
**UX/UI Optimization**: Structuring steering tools for Digital Managers, reducing analysis complexity.
Results:
Centralization of marketing data in a single dashboard
Significant reduction in campaign analysis time
Better decision-making for optimizing marketing campaigns
**Technologies Used**:

Power BI, SQL, Snowflake

⚡ Project: Automated Alerting System (Power Automate / n8n)

Implementation of an automated alerting system to inform teams of key events related to TikTok campaigns.

The system sends automatic notifications upon:
campaign launch
campaign results availability
viral tracks detection
To improve the readability of notifications, alerts are consolidated into a single email per user, thus reducing the volume of emails while improving team responsiveness.
To improve the readability of notifications, alerts are consolidated into a single email per user, thus reducing the volume of emails while improving team responsiveness.

**Technologies Used**: Power Automate, n8n, SQL, Power BI
Microsoft Power BI Snowflake SQL Power Query Data visualization
Manutan International
Power BI Developer
RETAIL (SMALL BUSINESS)
March 2023 - February 2025 (1 year and 11 months)
Paris, France
Project: CLM
CLM is a project aimed at analyzing customer lifecycles to optimize engagement and loyalty through advanced analytical solutions.

Project: RFM
The RFM project aims to analyze customer behavior based on their recency, frequency, and monetary value, in order to optimize segmentation and marketing campaign personalization strategies.

Roles and responsibilities:

- Collaborate with business teams to gather and analyze functional requirements.
- Develop and publish interactive dashboards that meet the specific needs of sales, supply chain, and marketing departments.
- Model data using star schemas and optimized relationships to improve report performance.
- Inject and manage business rules in stored procedures.
- Automate dataset updates via Power BI Service.
- Create Azure Data Factory pipelines and triggers to automate data loading.
- Implement row-level security (RLS) to ensure data confidentiality.
- Connect to APIs and create a monitoring report for activity tracking.
- Administer and manage the Power BI portal.
- Handle incidents and business feedback.
- Lead Agile ceremonies.
- Establish comprehensive documentation.
- Provide training to enhance user autonomy.
Microsoft Power BI Azure Data Factory SQL DAX Snowflake
ALTEN
Business Intelligence Consultant
RETAIL (SMALL BUSINESS)
January 2022 - January 2023 (1 year)
Project: Ad hoc Analysis

The Ad Hoc Analysis project aims to optimize data model performance to enhance user experience and meet the personalized requests of business teams.

Roles and responsibilities:

Collaborate with business teams to gather and analyze functional requirements.
Optimize the existing data model.
Reduce the size of the data model.
Implement aggregation tables to reduce the number of rows processed.
Optimize DAX query performance.
Implement a Hybrid connection mode (Import + Direct Query).
Documentation and support.
Microsoft Power BI Power Query DAX SQL SQL Server