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Raphaël L.RL

Raphaël L.

Lead Dev | CTO

€550/day
2 projects
Paris 12e Arrondissement, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Raphaël

I intervene where many projects get stuck: the transition between business vision and technical execution.

In 6 years, I have developed and delivered products in several sectors (real estate, industry, services), with a growing specialization in applications with strong AI integration: agents, RAG, business automation, and AI-augmented SaaS.

My scope covers:
• technical architecture
• full-stack development
• AI integration (LLM APIs, agents, RAG)
• deployment and production launch
• product decisions when the team does not yet have a CPO

I work remotely, on short (MVP) or long (fractional CTO) assignments, depending on the need.

Goal: Go from idea to a usable product for real users (very) quickly.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Matchimo
    CTO
    REAL ESTATE
    November 2025 - March 2026 (4 months)
    Paris, France
    Technical and product development of Matchimo, an AI SaaS for real estate agencies. Automatic matching between client base and properties in portfolio, natural language scoring, integration of business specificities, and detection of active clients. AI agent for sending personalized proposals. Stack: React, NestJS, Supabase.
    Supabase Artificial intelligence AI Agent
  • Inter Invest
    Fullstack Developer
    BANKING AND INSURANCE
    April 2024 - Today (2 years and 4 months)
    Paris, France
    Development of several products for the group's business lines. Technical integration following the acquisition of Marbl (startup whose product I developed). Achievements: lead acquisition journey, consumer-grade AI agents, and back-office assistance agents for business operators. Stack: React, Node.js, TypeScript.
    Artificial intelligence Automation Product Development
  • Fabera
    Fullstack Developer
    SOFTWARE PUBLISHING
    September 2023 - March 2024 (6 months)
    Paris, France
    Development of the Fabera SaaS platform, an AI-enhanced industrial quoting solution. Stack: React, NestJS, TypeScript. Involvement in the early stages alongside the CTO, from design to production launch. Fabera allows industrial companies to generate complex quotes in minutes using AI.
    Artificial intelligence Typescript

Reviews

5.0

Out of 2 ratings

C

Clément

Imagine

Reviewed on 4/11/2022

Great mission with Raphaël
MattiaM

Mattia

Appunto

Reviewed on 6/11/2021

Recommendations

RP
FU
Anne LemaireAL
Romain Paoli and 2 other people have recommended Raphaël

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Education

  • Applied Mathematics and Computer Science
    Université Paris 10
    2015
    La licence MIASHS est une licence pluridisciplinaire qui associe un tronc commun de mathématiques appliquées et d’informatique
  • Master’s Degree
    EDHEC Business School
    2019

Certifications

  • Fullstack engineer
    Codecademy
    2020
    Express JavaScript Node.js React.js
  • React Native course
    Codecademy
    2021
    React Native

Skill set

Categories