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Hi, I am Guillaume Besson,
Data Analyst.

Passionate about exploring and uncovering the stories hidden within data,  I am committed to delivering actionable insights thanks to exploratory data analysis or insightful visualizations.

With a curious mindset and a focus on collaboration, I am eager to join a team of like-minded individuals who share a passion for data-driven decision making.

About Me


  • Create programs with Python 3
  • Query and manipulate data with SQL and Python pandas
  • Create data visualizations with Python matplotlib and seaborn
  • Summarize and analyze datasets
  • Conduct hypothesis testing
  • Design experiments
  • Clean and tidy datasets
  • Use statistical methods to evaluate large and small datasets
  • Answer business questions with data
  • Build dashboards to tell a data story with Tableau
  • Use advanced SQL techniques to analyze data efficiently and communicate findings
  • Decide when to use BI Tools vs. programming tools to solve problems and answer questions



Jan 2004 – June 2005: MSc in IT Security (London) Distinction: “honors”
Sep 1997 – June 2001: LLM in Business law (France)
June 1997: Baccalaureat “Sciences” Distinction : “Good”


  • Codecademy – Data Scientist – “Career Path”
  • LearnSQL
  • Cisco Certified Network Associate


  • French : Mothertongue
  • English : Fluent
  • German : Working knowledge (B2)