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Laurent W.LW

Laurent W.

Data Consultant

€450/day
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Laurent

Consultant Python / Data – APIs, data applications and client-oriented deliverables

I am a freelance Python and data consultant, specializing in the development of APIs, data applications, and business-oriented solutions.

I support my clients throughout the entire project cycle: understanding needs, specifications, prototyping, development, and non-regression testing, with a clear goal: to deliver reliable, useful, and directly exploitable solutions.

What I can bring you

  • Development of robust backend APIs (Python / FastAPI)
  • Data analysis and processing (pandas, visualization, machine learning basics)
  • Creation of interactive applications for data and reporting (e.g., Streamlit)
  • Production and deployment with Docker
  • Pragmatic, results-oriented approach with a focus on client delivery

What sets me apart

  • Ability to work autonomously, while easily integrating into a team or IT department
  • Strong sense of responsibility and commitment to deliverables
  • Clear and effective, solution-oriented communication
  • Ability to adapt quickly to project and client needs

Types of projects and deliverables

  • REST APIs and Python backend services
  • Data applications, internal tools, functional prototypes
  • Dashboards and visualization / decision support tools
  • End-to-end data projects: ingestion, processing, restitution
  • Subcontracting, part-time or remote missions

Available 100% remotely, I adapt to the project context and needs.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Freelance
    Founder & Web Developer
    January 2025 - Today (1 year and 5 months)
    • ● Development of a web application for visual editing of legacy business scripts.
    • ● Integration of RAG systems for pilot studies and implementation of a distributed cloud computing architecture.
    • ● Commercial prospecting and fundraising for new projects.
    Scripting & Automation Python AWS Data Integration RAG
  • Entreprise tech
    Founder & Data Consultant
    January 2017 - January 2025 (8 years)
    Paris, France
    • ● Creation and management of a Python development consulting company for spatial analysis.
    • ● Design and development of data pipelines, dashboards, and robust Python APIs.
    • ● Coordination with clients to prioritize features and deliver solutions adapted to the client's workflow.
    • ● Creation/Management of a team of 8 people.
    • ● Implementation of Python, Docker, and CI/CD best practices to improve project quality and maintainability.
  • Entreprise tech
    Product Manager
    January 2009 - January 2017 (8 years)
    • ● Management of the development of spatial statistics software.
    • ● Definition of functional specifications and coordination between developers, analysts, and end-users.
    • ● Monitoring of the product roadmap and implementation of non-regression tests.

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Education

  • Digital Development Engineer
    ENSG
    2008

Skill set

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