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Yann Le CorollerYL

Yann Le Coroller

Fullstack Developer, DevOps

€550/day
Lyon, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Yann

Self-taught engineer and developer, I have expertise in developing and designing IT solutions and analyzing needs autonomously.

Whether it's AI, SaaS, or IoT, I will be able to meet your expectations.
  • French

    Native or bilingual

  • English

    Native or bilingual

Can work on-site
Lyon (up to 20km), Villefranche-sur-Saône (up to 50km)

Experience

  • Moodboarder
    Founder & Lead Dev
    SOFTWARE PUBLISHING
    February 2025 - Today (1 year and 6 months)
    France
    - Lead the entire product cycle autonomously — architecture, DevOps, product, and strategy for over 15 months.

    - Design a complete marketing strategy (personas, acquisition, positioning) autonomously, in a market disrupted by generative AI, a political-level disruption affecting the creative assets ecosystem.

    - Design and deploy a full production stack solo — Quarkus backend (DDD/Mutiny/RabbitMQ/Elasticsearch), Nuxt 4/Vue 3/OIDC frontend, k3s infra with ArgoCD, Keycloak, S3 Garage, and Longhorn.
    CI/CD Management Argo CD Front-end Interface Development IT Architecture External API Integration
  • Signalite
    IoT Computer Engineer
    PUBLIC SAFETY
    February 2024 - August 2024 (6 months)
    Villefranche-sur-Saône, France
    - Design a range of 3 radio-controlled beacons in 2 weeks, internalizing production and eliminating supplier dependency.

    - Present a functional prototype of an IoT remote control application in less than 2 months: CloudNative, Vue.js, Nuxt, PostgreSQL (Supabase), MQTTx plus custom embedded programs.
    Internet of Things (IoT) Atlassian JIRA Vue.js Istio IT project management
  • Cat-Amania
    Cross-functional Evolution Developer in Insurance
    BANKING AND INSURANCE
    April 2022 - December 2023 (1 year and 8 months)
    Niort, France
    - ITIL L2 support, cross-functional areas: health insurance, provident insurance, accounting, SEPA, green card (Individual / Self-employed / Group)

    - Processed 200+ cross-functional evolutions in 18 months (ITIL L2, <5 days/ticket, <1% anomaly) — optimizing the document/development flow for an estimated gain of 20% of the contractual budget per ticket. Junior to technical lead of the support in less than a year.
    Java 11 Oracle Apache struts Tortoise SVN Git-SVN

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Education

  • Polytech Engineering School
    Polytech Angers
    2020
  • Tester and Cobol Developer
    AJC Formation
    2022
    Testeur et Developpeur Cobol

Skill set

Categories