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I'm Sylvain,
Data Analyst & Creator

I'm a Lead Data Analyst and Developper based in Dublin, Ireland. I have created several Applications, and write about Analytics, Statistics, AI & Coding.

Some of my blogposts

May 23, 2026

Building an AI Data Analyst Agent with Claude Code

How to use claude.md, semantic.yaml, reusable skills, and conversational workflows to create a reliable analytics agent

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March 5, 2025

yo-GPT: run GPT models locally

Free boilerplate code to run GPT models on your own device. Keep your chats private & control your GPT usage. Built on top of the best open source LLMs

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October 26, 2020

AB Test Result Analysis on the Cheap

Use Google Sheets to Dimension Your Experiments and Analyse AB Test Results

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Some of my work & credentials

Work
  1. Company
    Zendesk
    Role
    Lead Data Analyst
    Date
    2.
Projects
  1. Company
    yo-GPT
    Role
    Run GPT models locally
    Date
    2.
  1. Company
    readsomethingsciency
    Role
    Unlock Science at Your Level
    Date
    2.
  1. Company
    ai-crew
    Role
    AI Powered User Personas
    Date
    2.
Recent credentials
  1. MITx Pro
    Company
    University College Dublin
    Role
    Diploma in Advanced Artificial Intelligence
    Date
  2. MITx Pro
    Company
    MIT xPRO
    Role
    Designing & Building AI Products and Services
    Date