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Paul-Henri CastetsPC

Paul-Henri Castets

Data Lead

€600/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Paul-Henri

In a few words

Currently looking for a new mission

📈 Current mission (part-time): Lead Data at Beebs by Kiabi
📱 Side project: building a blood glucose monitoring application for nutritionists
🏊‍♂️🚴‍♂️🏃‍♂️Triathlete

My professional background

1️⃣Full-Stack Data Analyst at Refectory (Foodtech)🍽️
I had the privilege of leading the Data for a startup with multi-million euro revenue from my first permanent contract.

In this very rich first experience, I was able to develop my technical expertise:
1. by working on 360° Data (ingestion, modeling, analysis, and visualization)
2. with all departments (finance, HR, marketing, operations...).
3. by implementing a Modern Data Stack

2️⃣Analytics Engineer at Silvr (Fintech)💳
My scope at Silvr was more focused on data modeling and visualization in a self-service approach.

During this period, I worked specifically on acquisition with:
- the product team: tracking different product features with their associated objectives and success metrics
- and the growth team: data enrichment and modeling in preparation for acquisition campaigns

3️⃣Lead Data at Beebs by Kiabi (Marketplace)♻️
My current role at Beebs has two hats:
- Full-Stack Data Analyst for Beebs (Kiabi's second-hand marketplace)
- Data PM for Kiabi

Languages and tools

👨‍💻 Programming languages: Python, R, SQL
🛠️ Tools: Airflow, Segment, Stitch, Fivetran, DBT, Snowflake, Bigquery, Hightouch, Metabase, Looker Studio, Amplitude, Mixpanel
  • French

    Native or bilingual

  • German

    Fluent

Can work on-site
Paris (up to 50km)

Experience

  • Orus
    Analytics Engineer (freelance)
    February 2026 - April 2026 (2 months)
    Paris, France
    I worked mainly with Orus's finance team on performance reporting shared with partner insurers.
    DBT SQL
  • Beebs by Kiabi
    Data Lead
    December 2024 - Today (1 year and 8 months)
    My current position combines two roles:
    • Full-Stack Data Analyst at Beebs where I am in charge of the data scope of the company (modeling, visualization, analysis…)
    • Data Product Manager at Kiabi where I am owning the data scope of the common projects between Beebs and Kiabi and organizing the delivery of those projects with Kiabi's data team.
    Python SQL Google Cloud Platform (GCP) Metabase Mixpanel
  • Silvr
    Analytics Engineer
    October 2022 - January 2024 (1 year and 3 months)
    Paris, France
    As a member of the acquisition squad, my primary areas of focus were product analytics and growth:
    • Product Analytics: implementation of Segment and Amplitude and analyses of users journeys, features, and funnel performance
    • Growth: datasets enrichments and data modeling to build dashboards and performance analyses to orient growth strategy.
    Amplitude Fivetran Segment DBT Looker Studio

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Education

  • Master of Science (MSc.)
    CentraleSupelec
    2020
    Master of Science (MSc.)
  • Master of Science (MSc.)
    ESSEC Business School
    2020
    Master of Science (MSc.)

Skill set

Categories