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Anthony GéhinAG

Anthony Géhin

Supermalter

📈 Business Analyst | Power BI | Performance & KPI

€400/day
12 projects
Paris, FR
3-7 years

Average response time: 2 hours

Freelancer profile translated to English.
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About Anthony

Looking to optimize your time and maximize your efficiency on high-value tasks?

+10 years of experience in industrial environments, Sales Engineering, and Management Control.
Collecting, processing, automating data, creating dashboards, and reporting have been at the core of my daily work throughout these years.

My expertise translates to:

🚀 **Task Automation**:
-> Saving you time on recurring data processing tasks
-> Streamlining and improving data flows
-> Optimizing your operational efficiency

📊 **Data Visualization**:
-> Creating clear, dynamic, and interactive dashboards
-> Enabling you to update your reports quickly
-> Facilitating quick and clear data reading

🎓 **Training and Knowledge Transfer**:
-> Empowering you and your teams to be self-sufficient with implemented solutions
-> Training your collaborators to improve efficiency in Excel and Power BI

🧩 **Database Creation and Management**:
-> Organizing your data to easily find the information you need
-> Data cleaning to optimize its storage

📈 **Machine Learning**:
-> Developing predictive AI models
-> Improving data classification and segmentation

My tools: MS Excel / Excel VBA / Python / PowerBI / Tableau Software / Looker Studio / Data Studio / SQL

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My strengths:
• Effective communication and active listening skills
• Organization and task prioritization
• Adaptability and teamwork
• Attention to detail
• Determination to find solutions to problems
• Pedagogical skills

Feel free to contact me, I remain available! 🙂
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 30km), Saint-Quentin-en-Yvelines (up to 30km), Dreux (up to 30km), Guyancourt (up to 30km), Strasbourg (up to 10km)

Experience

  • Dentelia
    Malt logoOn Malt
    Power Query Excel File Optimization
    MEDICAL
    December 2025 - January 2026 (1 month)
    Correction, optimization, and development of Power Query queries in Excel within a complex accounting environment, as part of a company reorganization.

    The actions taken have allowed for:
    • Securing accounting calculations and reporting,
    • Optimizing queries to limit refresh times,
    • Simplifying existing architecture and processes,
    • Supporting the evolution of needs related to the new organization.
    Microsoft Excel Power Query
  • BI PHARMA
    POWER BI Developer
    PHARMACEUTICALS INDUSTRY
    November 2025 - December 2025 (1 month)
    Design of a BI solution connected to Pennylane and Stockpit APIs to centralize financial and operational data.

    Building a Power BI model allowing for:

    • Analysis of sales by product, customer, and geographical area
    • Monitoring of commercial performance
    • Management of stock levels

    Automation of data collection and implementation of dynamic reporting for reliable, real-time decision-making.
    API Microsoft Power BI Power Query JSON Power BI DAX
  • Opella - UK
    Malt logoOn Malt
    Data Analysis
    PHARMACEUTICALS INDUSTRY
    August 2025 - October 2025 (2 months)
    • Analysis of commercial discounts
    • Implementation of a dashboard for monitoring forecasts and sales forecast performance by customer, channel, and product line, via multi-source PowerQuery queries
    • Creation of an automated commercial discount planning tool for more precise performance management.
    Microsoft Excel PowerQuery Data Analysis Data visualization

Reviews

4.9

Out of 8 ratings

J

Jérôme

Gérant - Innovela

Several weeks project

-

Reviewed on 1/30/2026

Anthony is a very serious and professional consultant. He makes himself available and adapts to his interlocutor, quickly understanding business challenges. Pragmatic and efficient, he gets to the point and provides concrete and relevant answers to expressed needs, particularly in Power BI.
TH

Thai Hoa

Dirigeant - B.I PHARMA

Reviewed on 12/10/2025

We are delighted with the mission carried out by Anthony: understanding of our needs, work performed, and adherence to deadlines. I recommend him without hesitation.

Recommendations

VG
Rémi GagnadreRG
IL
+1
Vanessa Gossart and 3 other people have recommended Anthony

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Education

  • Data Analyst
    DataBird
    2023
    Bootcamp intensif approfondi sur les outils de Data Analyse et Machine Learning SQL | Python | Tableau | Looker studio | Dataiku | Big Query
  • Tosa Excel 892/1000
    2023

Certifications

  • Tosa Excel - Expert Level
    Isogard
    2023
    Pivot Tables Data Analysis Microsoft Excel Excel VBA Macros
  • Machine Learning RNCP 36129BC03: Develop an AI solution
    DataBird
    2024
    Predictive Analysis Python Programming Machine Learning Forecast

Skill set

Categories