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Mahamadou SyllaMS

Mahamadou Sylla

GIS and Geospatial Data Expert Geomatician

€400/day
1 project
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Mahamadou

GIS Expert | I transform your spatial data into decision-making tools


Do you have geographic data but don't know how to leverage it?

I help startups, local authorities, and large corporations tomake better decisionsthrough mapping and spatial analysis.

## 🎯 My 3-Step Approach


1. Data Collection & Processing
- Cleaning, geocoding, and structuring of geographic databases
- Cross-referencing multiple sources (OpenData, IGN, business data)
- Technologies: QGIS, ArcGIS, Python (GeoPandas, Shapely), PostGIS

2. Analysis & Visualization
- Interactive maps and geo-decision-making dashboards
- Advanced spatial analyses (catchment areas, accessibility, risks)
- Custom web mapping (Leaflet, Mapbox, OpenLayers)

3. Automation & Integration
- Python scripts to industrialize your processes
- APIs and real-time data streams
- Training your teams on GIS tools

## ✨ Concrete Results


-60% processing timefor a local authority thanks to Python automation
Interactive dashboardfor visualizing 50,000+ points of interest in real-time
3D mappingof an urban project facilitating approval by elected officials

## 🏆 My Areas of Expertise


Preferred Sectors:
- Urban planning & land development
- Environment & natural risks
- Mobility & accessibility
- Real estate & geomarketing
- Renewable energies & telecommunications

Technical Stack:
QGIS • ArcGIS • PostGIS • Python (GeoPandas, PyQGIS) • Leaflet • Mapbox • FME • PostgreSQL • SQL

## 📬 Let's Work Together


Whether you need a one-time mapping or long-term support, I adapt to your needs and constraints.

Available for:
- Staff augmentation or fixed-price projects
- Remote or on-site interventions (Île-de-France)
- Emergency support for your mapping projects

👉Contact me to discuss.
  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • GEOPTIS
    FREELANCE - GEOMATICS ENGINEER 🚀
    DIGITAL AND IT
    December 2023 - October 2024 (11 months)
    Paris, France
    As part of the 3DS law, municipalities must update their street names and create a classification table. For this purpose, I performed:
    Street Classification Table Creation.
    Map Creation.
    QGIS Web Mapping PostgreSQL PostGIS Database Administration
  • ATGT GÉOMÈTRE EXPERT
    Land and Geomatics Engineer 🚀
    REAL ESTATE
    January 2023 - April 2023 (4 months)
    Bobigny, France
    As part of the Grand Paris project:

    - I created land plans (DMPC, EDDV, Land Transfer Plan, Sale Plan, Cession Plan, etc.)

    - Updated the GIS for various metro lines under construction.
  • Université Paris 8
    Geospatial Python Training Material Authoring
    March 2021 - September 2021 (6 months)
    Seine-Saint-Denis, France
    Development of training material in geospatial Python for geographers:
    - Introduction to algorithms.
    - Introduction to basic Python.
    - Introduction to Object-Oriented Programming.
    - Python for statistics.
    - Python for the Web.
    - Python for GIS (ArcGIS and QGIS).

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Education

  • Master 2 Program "Geomatics, Geo-decision-making, Geomarketing, and Multimedia" (G2M)
    Université Paris 8
    2021
    Master 2 Parcours "Géomatique, géodécisionnel, géomarketing et multimédia" (G2M)
  • Professional Title (TP) Level 5, LAND SURVEYOR GEOMETER
    AFPA
    2022
    Titre professionnel (TP) de niveau 5, GÉOMÈTRE TOPOGRAPHE

Certifications

  • AUTOCAD AND REVIT DRAFTER
    AFPA PARIS12
    2022

Skill set

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