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Réda BoumahdiRB

Réda Boumahdi

Freelance Senior Engineer

€650/day
Marseille, FR
8-15 years

Average response time: 1 hour

About Réda

Développeur React senior et ancien CTO, j'aide les équipes produit à livrer vite et bien — pas seulement du code, mais des produits qui fonctionnent. React est ma base (web et mobile avec React Native), adossée à Node.js, GraphQL et PostgreSQL ; je reste avant tout orienté produit et m'adapte à votre stack.


Ma vraie différence : le développement augmenté par l'IA. Je ne me contente pas d'utiliser des assistants — je construis des outils internes pilotés par LLM. Chez Qonto, j'ai conçu une extension VSCode automatisant une migration Ember→React via prompting dynamique et détection de patterns. Cofondateur & CTO de Jules AI (rachetée par MineHub en 2025), j'apporte un jugement technique de niveau CTO avec une vraie capacité de delivery.

Je travaille en remote et sur site sur : applications web et mobiles React/React Native, back-ends Node/GraphQL, intégration d'agents IA et de fonctionnalités LLM, refonte et migration de code, accompagnement technique.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Marseille (up to 50km)

Experience

  • Jules AI
    Co-founder & CTO
    January 2018 - October 2025 (7 years and 9 months)
    Paris, France
    Co-founded the venture in 2018 (as Harold Waste) and grew it into Jules AI — an AI-driven commodity & trade-risk management platform automating the buying, selling and trading of recycled metals. Built the product and engineering organization from zero as CTO, leading a globally distributed team (Paris, Toronto, Pune); owned architecture, stack, hiring and roadmap. Architected the platform on TypeScript / Node — Express, Apollo (GraphQL) Server, Knex and PostgreSQL, containerized with Docker; React on the front end. Scaled it to process ~2 million metric tons of scrap in 2024, cutting traders' processing time by up to 7×. Led the company to a successful exit: acquisition by TSXV-listed MineHub Technologies in 2025.
    React.js GraphQL React Native PostgreSQL Express
  • Qonto
    Freelance Senior React Engineer
    April 2025 - October 2025 (6 months)
    Built a VSCode extension automating a large-scale Ember → React migration, slashing manual conversion work. Designed a reusable "pattern" system — codified prompts (e.g. form handling) that the tool auto-detects per page and applies via LLM-driven dynamic prompting. Paired senior React expertise with applied AI tooling to accelerate the migration.
    Claude Code React.js LLM VSCode Ember.js
  • Sicara / Theodo
    Junior → Senior Developer
    January 2017 - January 2018 (1 year)
    Paris, France
    Built client products end-to-end (React, JavaScript, Python), progressing from junior to senior. Shipped machine-learning and computer-vision features, from data ingestion to custom algorithms solving real business problems. Set up CI pipelines, worked in Scrum / Lean teams, and advised clients on extracting business value from their data.
    React.js Typescript Python Spring boot Loopback

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Education

  • MSc — Machine Learning, Statistiques, Mathématiques Financières & Data Science
    École Polytechnique
    2016

Skill set

Categories