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Ja R.JR

Ja R.

Python & Automation Developer | E-commerce Tools

€450/day
Montpellier, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Ja

I develop custom tools for e-commerce sellers and teams looking to automate their business processes — without relying on an agency or an oversized stack.

**What I concretely build**:

- Python scripts and REST APIs (FastAPI) to automate product catalog management, Amazon restriction checks (SP-API), data collection, and cross-platform flows
- Lightweight web apps (React, JavaScript) with dashboards, pipelines, and content generation via Claude/GPT-4o
- No-code/low-code automations with n8n, Make, and AppSheet, connected to your existing tools (Google Sheets, Notion, WooCommerce, marketplaces)

**My advantage**: I am an active Amazon FBA/FBM seller myself in the FR, DE, ES, IT markets. I understand the real constraints before you even explain them to me.



**Stack**: Python · FastAPI · Node.js · React · JavaScript · n8n · Make · AppSheet · WordPress/WooCommerce · Amazon SP-API · Claude API · GPT-4o


Trilingual FR / ES / EN — available for remote work, responsive, clean and documented delivery.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Rousshop
    Amazon FBA/FBM Seller & E-commerce Tools Developer
    E-COMMERCE
    September 2025 - Today (11 months)
    Montpellier, France
    Online selling activity on Amazon (FBA/FBM) covering French, German, Spanish, and Italian markets — categories include tools, home goods, small appliances, and consumables.

    In parallel, development of proprietary tools to automate and optimize operations: ASIN restriction checker via Amazon SP-API (Python), data collection and product enrichment scripts, wholesale prospecting web app (React + Claude API).

    Skills used: Python, Amazon SP-API, web scraping, Google Sheets API, margin analysis, multi-market management.
    Python Amazon SP_API REST API n8n Make (Integromat)
  • GROUPE HELIOS CITY
    Web Developer — Task Management Application (Solar Farm)
    ENVIRONMENTAL
    January 2023 - February 2023 (1 month)
    Montpellier, France
    Development of a no-code application on AppSheet for the management of solar farm operations (Helios City Group).

    Features delivered:
    - Real-time task monitoring dashboard
    - Data collection and offline synchronization
    - Role management: Admin, Technician, Client
    - Dedicated client area for solar panel cleaning tracking
    JavaScript Google Sheets AppSheet HTML/CSS MySQL
  • Andean travel company
    French-speaking Sales Agent & Web Developer
    TRAVEL AND TOURISM
    January 2013 - January 2020 (7 years)
    Quito, Ecuador
    French-speaking sales agent at an award-winning Ecuadorian DMC, specializing in Andes and Amazon tours for French and European clientele.

    Responsibilities: end-to-end customer relationship management (quotes, bookings, logistics coordination), prospecting French-speaking partners, and developing the agency's showcase website.

    Skills used: multilingual customer relations (FR/ES/EN), web development, content management, high-end remote B2C sales.
    JavaScript HTML5 Wordpress PHP/MySQL

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Education

  • Web Developer / Mobile Web
    BeWeb Digital School
    2021

Skill set

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