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Laurent De La Garde De SaignesLD

Laurent De La Garde De Saignes

Lead dev / Data scientist

€600/day
Lyon, FR
8-15 years

Average response time: 1 hour

About Laurent

Web & data expert
Passionate about crafting from zero or levelling up Web & data applications
I also love applying my mathematical skills to real-world problems (a.k.a. Operational research)
Constantly learning & perfecting my skills.
  • French

    Native or bilingual

  • English

    Native or bilingual

  • German

    Fluent

  • Japanese

    Native or bilingual

  • Italian

    Conversational

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

Experience

  • Rail Europe
    Senior Developer / Data Scientist
    TRANSPORTATION
    September 2025 - February 2026 (5 months)
    - Developed a central feature congruent to company’s two main segment providers (i.e. Eurostar & SNCF) in order to regain margin on sold tickets
    - POCed a ticket price & availability prediction system aimed at reducing external API calls and thus costs plus improving UX
    - Participated in framework version upgrade for consumer app
    Ruby on Rails Python JavaScript SQL
  • Electra
    Developer
    ENERGY AND UTILITIES
    July 2025 - August 2025 (1 month)
    Delivered EV charging stations battery management fine-grained control reducing power consumption from the electrical grid.
    Ruby on Rails SQL
  • Deepidoo
    Lead developer
    November 2024 - April 2025 (5 months)
    Lyon, France
    Transitioned an old Rails app into the modern world
    Implemented a data crawler based on Elixir logic
    Stabilised staging environment
    Ruby on Rails Architecture web

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Education

  • MBA
    ESSEC
    2002
    Statistiques, recherche opérationnelle, finance.
  • Coding Academy
    EPITECH
    2017
    Développement Web

Certifications

  • JLPT 2 — 日本語能力試験2級
    国際交流基金、日本国際教育支援協会
    2008
    Japonais

Skill set

Categories