Freelancer profile translated to English.

Description

Experienced full-stack developer in logistics, Order Management Systems (OMS), and Warehouse Management Systems (WMS).

Specializing in Ruby on Rails and JavaScript, with 3 years of experience creating high-performing web applications tailored to business needs. I also have an intermediate level in Python.

I am actively developing my expertise in artificial intelligence. I already integrate Large Language Models (LLMs) into my code via API calls, and I have undergone in-depth training on RAG architectures, the use of AI agents, and advanced NLP techniques.

Curious and passionate, I enjoy exploring new technologies, discovering innovative processes, and contributing to ambitious projects from their design phase.

Industry field of expertise

Languages

French
Native or bilingual
English
Conversational

Workplace preferences

Remote only

Primarily works remotely

DCF
AI Backend Developer
September 2025 - Today (11 months)
Development of a conversational AI sommelier agent for restaurants. RAG + BM25, history management, analytics fed to the back office.
Amazon Web Services RAG Python OpenAI Anthropic
Peexweb
On Malt
IT Development
E-COMMERCE
August 2025 - January 2026 (5 months)
- Development of a PDF invoice analysis application.
- Verification of invoiced data against ordered data (API)
- Reporting of results via: web interface, email, Excel
- Use of AI for data extraction (Azure) and for product processing and matching (Open AI)
OpenAI Azure AI Python API
Shippingbo
Full Stack Developer
LOGISTICS AND SUPPLY CHAIN
June 2022 - April 2025 (2 years and 10 months)
Toulouse, France
Development of custom logistics solutions to optimize order processing (OMS/WMS), while ensuring system robustness, scalability, and performance.

Backend: design of complex functionalities, Excel/XML/PDF data processing, documented and secured APIs (SSO via SAML).

Frontend: creation of reusable components, visual testing, development from Adobe XD mockups.

CRM Integration: HubSpot, from requirements expression to technical implementation.

Tests: unit, integration, Cucumber, 100% coverage.

Agile Management: transformation of needs into functional solutions, project management with defined scope and deadlines.

Autonomy & Adaptability: technical decision-making, rapid skill acquisition in complex or unclear environments.
E-commerce Ruby on Rails Ember.js Hubspot Stripe

Check out David's experience

Didier

Développeur informatique - Peexweb

Reviewed on 1/25/2026

I entrusted the development of our invoice management tool to David Grousseaud after several unsuccessful attempts with other developers. The project was technically complex, with strong business constraints. David took charge of the project from start to finish, designed a robust architecture, and delivered a functional tool ready for production. The solution relies notably on Azure, Python, and the integration of LLMs to automate and streamline data processing. Despite the failure of 2 to 3 developers before him, David successfully completed the project with a serious, pragmatic, and results-oriented approach. I recommend him for demanding technical projects requiring autonomy, rigor, and the ability to deliver.

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Engineering Degree
CPE Lyon
2022
Diplôme d'ingénieur

David Grousseaud

Full Stack Web Developer

About David

Experience

Reviews

5.0

Quality

5.0

Deadline

5.0

Communication

5.0

Didier

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