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Arthur FlachsAF

Arthur Flachs

Product Engineer | Typescript, React, Node

€450/day
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Arthur

Full Stack Developer with 10 years of experience, I mainly work with React, Node.js and Laravel.

Beyond pure development, I have experience in supporting technical and architectural decision-making, and working with product teams (agile, roadmaps, prioritization).
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Crew
    Product Engineer
    May 2025 - June 2026 (1 year and 1 month)
    Development of an AI-native CRM / ATS for recruitment agencies:
    - Management of a searchable talent database, imported from LinkedIn;
    - Development of an AI assistant (Mastra), based on an MCP allowing AI agents to interact with the product;
    - Refactoring of the technical stack around OpenAPI contracts;
    - Migration to Google Cloud Run Services to reduce infrastructure costs;
    - Development of AI features for natural language talent search (RAG)
    GO Node.js Artificial Intelligence Next.js Chrome Extension
  • DinMo
    Fractional CTO - Fullstack Developer
    RESEARCH
    January 2022 - August 2023 (1 year and 8 months)
    Paris, France
    Simplifying data access for marketing teams

    - Development of a Query Builder to query the client's data warehouse without typing SQL
    - Launch of a chatbot based on the OpenAI API (GPT-4)
    - Integration of a large number of Marketing APIs (Facebook Ads, Google Ads, Snapchat, Tiktok, Hubspot, etc)
    React.js NestJs GCP Tailwind CSS Next.js
  • COCOON CARE
    Laravel Development
    INTERNET OF THINGS (IOT)
    February 2021 - April 2021 (2 months)
    Valbonne, France
    Short freelance mission, dedicated to the development of a fall detection system in retirement homes

    - Interpretation of events emitted by the device
    - Sending alerts via websocket (for display on a web dashboard) and via SMS using the Twilio API
    Laravel RabbitMQ Software Architect React.js Twilio

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Skill set

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