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Joffrey LartigaudJL

Joffrey Lartigaud

Senior Lead dev & AI Expert

€800/day
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Joffrey

Senior Lead Dev, I design and deploy robust back-end architectures (Node.js, AWS, PostgreSQL, Docker) with an obsession: intelligent automation via AI.

In recent years, I have built and operated production platforms on AWS (Lambda, ECS Fargate, SQS, S3), complex data pipelines, SP-API integrations, and autonomous agent frameworks powered by LLMs (Anthropic, OpenAI). On the AI side, I don't do demos: I deliver systems that run 24/7 and are part of real ecosystems.

My missions often revolve around:
- Cloud architecture (AWS, migrations, observability, CI/CD)
- Business automation via AI agents (workflows, scoring, content generation)
- Data & finance integrations (APIs, ETL, dashboards, decision models)
- Refactoring legacy stacks to modern, scalable architectures

In parallel to my freelance missions, I manage Shardstudio (creative agency) and operate e-commerce companies; which forces me to constantly think about product, infrastructure costs, and time-to-market.

When I take on a mission, I don't just deliver code: I bring a business perspective.

Based in France, I work remotely with clients in Europe and Asia.
Available for short, medium, and long-term missions.
  • French

    Native or bilingual

  • English

    Fluent

  • Indonesian

    Conversational

Remote only
Primarily works remotely

Experience

  • Penge
    Co-Founder - CTO
    January 2023 - Today (3 years and 5 months)
    France
    POINT OF SALE MANAGEMENT
    • - Management of quotes and invoices
    • - Tracking of payments and reminders for overdue invoices
    • - ...
    • - Invoice collection
    • - Payment scheduling
    • - Processing supplier invoices
    • - ...
  • Shardstud.io
    Manager - Photographer and Consultant
    January 2021 - Today (5 years and 5 months)
    Brest, France
    At Shardstudio, we do more than just product photography: we advise and help brands boost their sales online and on marketplaces. With experience on Amazon, trust us with your products!
  • E-AXESS + SPOTPILOT + SKIPPER
    Lead JS/React Developer
    October 2018 - Today (7 years and 8 months)
    Brest, France
    I led the design and development of a SaaS management control application for independent hoteliers and hotel groups. The goal: to give financial departments a clear, real-time view of their operational performance (revenue, costs, margins per establishment, per customer segment).
    My responsibilities:

    Technical Lead: application architecture, stack choices, code standards, reviews
    Product Design: translating business needs (CFOs, hotel controllers) into technical specifications, financial data modeling
    Management: leading a team of [X] developers, mentoring, sprint organization
    Build: development of core modules (data ingestion from hotel PMS/ERPs, P&L calculation engine, control dashboards, accounting exports)

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