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François L.FL

François L.

👨‍💻 Lead Fullstack Node.js / React / IoT

€650/day
Paris, FR
3-7 years

Average response time: 1 hour

About François

👉 Vous cherchez le mouton à 5 pattes pour réaliser votre premier produit ? 👈

Je suis un ingénieur logiciel passionné, expérimenté (+7 ans) en développement backend, frontend et en systèmes embarqués, désormais voué à accompagner les petites startups et entreprises dans la création de leurs premiers produits.

✅ Mon objectif, c'est de concrétiser vos idées innovantes en MVP fonctionnels, ouvrant la voie à une entrée réussie sur le marché.

Quelques une de mes compétences préférées :

- 🎒 Backend : Node.js Express / Loopback 3 IBM / Nest.js TypeScript
- 💅 Frontend : React.js (material-ui, semantic-ui, Sass) / Vue.js (Vuetify)
- 💿 Base de données : MySQL, PostgreSQL, MongoDB
- 🔗 Communication : API REST, GraphQL, zRPC
- 🏠 Infrastructure : Docker, Kubernetes + Rancher
- 📱 Applications mobiles : Java (Android), PWA
- 💻 Applications desktop : Electron (js), JavaFX
- 🔋 Plateformes embarquées : ESP32, STM32F3 / F4, Raspberry Pi (C / C++, w/ PlatformIO)
- 🔩 Conception 3D : Prusa mk3s, OpenSCAD, SolidWorks
- 📡 Radiofréquences : HackRF, Gnu Radio Companion (GRC), GQRX

Expérience :

- Senior Software Engineer Fullstack chez Deloitte France pendant 5 ans
- Ingénieur IoT chez Wearable Technology, startup anglaise basée à Leicester (UK) pour la conception de leurs produits & architecture et leur permettre d'obtenir +2M£ d'investissement

Majorité de mes projets personnels viennent également alimenter mon GitHub !

On travaille ensemble ? :)
  • French

    Native or bilingual

  • English

    Native or bilingual

  • Spanish

    Basic

Can work on-site
Paris (up to 10km)

Experience

  • Sodexo Pluxee
    Lead Developer
    BANKING AND INSURANCE
    September 2023 - Today (2 years and 10 months)
    Issy-les-Moulineaux, France
    Next.js · Payment Systems · Elasticsearch · Hapi.js · PostgreSQL · Azure DevOps · Node.js · React.js

    - Migrated legacy backend (6+ yrs) to monorepos, leading TypeScript initiative
    - Enhancing local stack management, thus reducing developers friction and time
    - Improved deployment release pipelines, boosting trust and velocity between devs, QA and stakeholders
    - Set up unified Datadog APIM/RUM/Logs (through Kafka bus), guided other teams on correlating user traces with back-end errors
    - Initiated and hosted the first company "TEDx-like" tech-talks with a GraphQL approach for new API products
    - Integrated new transaction APIs for latest international clients
    - Led significant migration to React 18 and integrated the company's Design System
    - Assisted in addressing team organization challenges
    - Managed application context for multiple languages and countries (i18n)
    - Migrated legacy backend (6+ yrs) to monorepos, leading TypeScript initiative
    - Enhancing local stack management, thus reducing developers friction and time
    - Improved deployment release pipelines, boosting trust and velocity between devs, QA and stakeholders
    - Set up unified Datadog APIM/RUM/Logs (through Kafka bus), guided other teams on correlating user traces with back-end errors
    - Initiated and hosted the first company "TEDx-like" tech-talks with a GraphQL approach for new API products
    - Integrated new transaction APIs for latest international clients
    - Led significant migration to React 18 and integrated the company's Design System
    - Assisted in addressing team organization challenges
    - Managed application context for multiple languages and countries (i18n)
  • DELOITTE
    Lead Software Engineer
    August 2021 - April 2023 (1 year and 8 months)
    Paris, France
    - system design
    - newcomers mentoring
    - low latency constrains development
    - machine-learning architectures for legal customers
  • DELOITTE
    Software Engineer
    April 2018 - April 2023 (5 years)
    Île-de-France, France
    Involved in:
    - system architecture conception
    - Javascript development (server with Node.js / Loopback, front-end using React.js)
    - databases (MySQL, MongoDb)
    - Python3 / machine-learning experiments
    - customer relationship
    - project management
    - IoT projects leadership - proofs of concepts
    - Creation of the "IoT Factory" stream with the acquisition of an open source 3D printer
    - UI/UX design proposal

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Education

  • Diplôme d'ingénieur, Systèmes embarqués
    Ecole supérieure d'Electronique de l'Ouest-ESEO ANGERS
    2018
    Diplôme d'ingénieur, Systèmes embarqués
  • Cycle Ingénieur 2 ème année, Informatique & Électronique
    Ecole supérieure d'Electronique de l'Ouest-ESEO ANGERS
    2016
    Cycle Ingénieur 2 ème année, Informatique & Électronique

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