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Etienne BonneauEB

Etienne Bonneau

Senior QA Engineer – Automation & Backend

€720/day
Nantes, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Etienne

Freelance QA Engineer with nearly 10 years of experience on critical backend products — payment flows, real-time sports betting, ETL pipelines.

I help teams build a coherent and global quality vision, while improving their delivery cadences: from defining acceptance criteria in discovery to monitoring in production. I integrate into dev rituals, challenge specs with POs, and ensure quality is built into every stage of development.

Technical side: Playwright, Cypress, CodeceptJS, TypeScript, API testing (REST, gRPC), CI/CD integration, Kafka, SQL, Datadog.

I integrate AI tools (Cursor, Claude, Copilot) into my daily work to accelerate test writing, bug investigation, and documentation.

Available for full remote from August 2026.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Betclic Group
    QA Engineer
    ENTERTAINMENT AND LEISURE
    April 2024 - Today (2 years and 4 months)
    Bordeaux, France
    Backend squad ~10 devs
    • · Sports Betting
    ◦ · Microservices
    ◦ · Integration of provider odds, match metadata, dynamic market adjustment – End-to-end QA coverage: from defining acceptance criteria to post-production monitoring, integrated shift-left approach
    – E2E Automation with Playwright, TypeScript, CodeceptJS and Gherkin
    – Functional integration tests: ingestion of provider odds, metadata integrity, market consistency
    – Definition of the test strategy adapted to a microservices architecture
    – Product & engineering contribution: design assistance, ticket writing, bug qualification, co-writing of functional tests on the dev side
    TypeScript Playwright QA Automation Gherkin TDD
  • Mangopay
    QA Engineer
    BANKING AND INSURANCE
    June 2022 - March 2024 (1 year and 9 months)
    Paris, France
    Backend squad ~8 devs
    • · Payment Platform
    ◦ · Payouts, withdrawals, account management
    ◦ · Monolith migration → microservices – E2E backend & frontend automation with Cypress and Postman
    ◦ · Critical payment and withdrawal flows
    – Performance tests with JMeter
    ◦ · Validation of partner API load capacity
    – CI/CD pipeline optimization: reduction of non-regression test execution time during deployments
    – Monitoring & alerting: setup and improvement of dashboards with Kibana, ElastAlert and Grafana
    – Definition of the test strategy to support the monolith migration → microservices
    Cypress API Testing
  • Groupe SII
    QA Engineer
    SOFTWARE PUBLISHING
    February 2020 - June 2022 (2 years and 4 months)
    Nantes, France
    Talend Client
    • · Backend squad ~8 devs
    ◦ · Talend Management Console (B2B, ETL pipeline supervision)
    ◦ · AWS & Azure
    ◦ · International context EN – E2E and non-regression automation in Java
    ◦ · ETL pipeline orchestration and monitoring functionalities for clients
    – Functional validation of features and bug fixes
    ◦ · Manual and automated
    – International collaboration: coordination with remote QA teams
    ◦ · Documentation in English
    QA Automation Java API Testing

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Education

  • Engineering degree
    Télécom Physique Strasbourg
    2016
    Diplôme d'ingénieur
  • ISTQB Certification
    Certification ISTQB

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