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Nathan TessotNT

Nathan Tessot

Software Engineer

€150/day
Paris, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Nathan

I am a data scientist and software engineer, studying atLycée Louis-le-GrandandUniversité PSLas part of the CPES Data Science program. I build modern websites, interactive applications, and tools integrating artificial intelligence — with a real focus on design and user experience.

What sets me apart: I am comfortable on both the technical and aesthetic sides. I don't deliver generic sites — I design experiences that have an identity, load quickly, and truly serve their purpose.

What I do specifically:
  • Modern, animated, and responsive websites (Astro, GSAP, React)
  • Full-stack web applications with AI features (chatbots, automatic summaries, content generation)
  • Interactive data visualization and dashboards
  • Automation of repetitive tasks using AI
  • Data analysis and delivery of actionable insights
Some recent projects:
  • I developed Épistémè, a complete web application for summarizing scientific articles with AI and exploring concept evolution over time.
  • I designed an interactive website explaining RAG for EDF's R&D researchers.
  • I developed a visual automation tool for AMRAE.
  • I participated in the development of the Baguette Index — a data project on baguette prices in France, featured by Le Parisien, 20 Minutes, and Les Échos.
I work on short-term or project-based assignments, with a clear scope and a fixed price. I communicate in French, English, and Spanish.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Fluent

Remote only
Primarily works remotely

Experience

  • Freelance
    Data Analyst — Analysis of Google Maps Reviews
    SOFTWARE PUBLISHING
    April 2026 - May 2026 (1 month)
    Paris, France
    I led an end-to-end data analysis project focused on customer reviews collected via the Google Maps Reviews API. I retrieved and processed large volumes of reviews, then applied statistical methods to highlight actionable trends: recurring complaints, satisfaction drivers, and evolutions based on location and time. The objective was to transform scattered and unstructured customer feedback into clear, evidence-based insights, directly actionable by local businesses. I translated these results into concrete recommendations to help merchants improve their customer experience, prioritize the most important issues, and refine their overall strategy. This project combines data collection via API, statistical analysis, and the ability to present technical results in clear, business-oriented language.
  • Freelance
    Web Developer — Interactive Explanatory Website on RAG for EDF R&D
    SOFTWARE PUBLISHING
    March 2026 - April 2026 (1 month)
    Paris, France
    Design and development of a modern and interactive website explaining RAG (Retrieval-Augmented Generation) to EDF's R&D teams. The challenge: making a complex AI concept truly understandable for a technical but non-specialist audience. I structured the content as a visual and progressive journey rather than a dense block of text, relying on interactivity and a clean design to maintain researchers' attention while faithfully representing how RAG works. The result: an educational experience that combines scientific rigor, clarity, and visual quality. This project demonstrates my ability to grasp technical subjects, design intuitive user experiences, and develop polished, responsive front-end interfaces that effectively convey an idea.
  • Freelance
    AI & Automation Developer — Visual Generation Tool for AMRAE
    SOFTWARE PUBLISHING
    February 2026 - March 2026 (1 month)
    Paris, France
    Development of a web application that automates the creation of visuals for professional seminars using AI. The team was spending considerable time manually producing these visuals; therefore, I built a tool that streamlines this repetitive process from end to end — automatically generating custom visuals and freeing up the team for higher-value tasks. The project involved integrating AI generation into a functional and accessible web interface, as well as designing a workflow that can be easily used by non-technical individuals. It demonstrates my mastery of AI integration, process automation, and the creation of practical tools that solve a real, measurable time problem, rather than adding features for the sake of it.

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Education

  • CPES Data Science, Arts and Culture Multidisciplinary training in Quantitative Fundamental Sciences & Humanities
    Lycée Louis-le-Grand / Université PSL
    2027
    CPES Sciences des données, Arts et Culture Formation pluridisciplinaire en Sciences fondamentales quantitatives & Humanités
  • General Baccalaureate
    Lycée Gabriel Fauré
    2024
    Bac général

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