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Ambroise BernardAB

Ambroise Bernard

Data Engineer - Development and Automation

€624/day
1 project
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Ambroise

Data & Tech Engineer, trained at **Mines-Télécom (Data specialization) and Audencia (Finance)**, I design and deploy tools that automate critical business processes: data pipelines, custom applications, CRM integrations, AI agents.
Today, Lead Tech at a Parisian real estate fintech, I manage the data, dev, and ops stack. There, I deliver in production: ETLs processing hundreds of thousands of lines monthly, back-office applications used daily by sales teams, an AI lead qualification agent, and automations that have reduced tool costs by €20k/year and saved several hours per person per month.
In parallel, I teach data and ops at theArtefact School of Dataand take on a few freelance missions per year for SMEs and scale-ups looking for a senior profile capable of handling a project end-to-end: scoping, development, deployment, documentation.

What I can offer you:
Process Automation (CRM workflows, document generation, multi-tool integrations)
Data & ETL Architecture (BigQuery, PostgreSQL, Looker Studio dashboards)
Custom Business Application Development (Python, Bubble, App Script, Node)
AI / LLM Integration (conversational agents, lead qualification, scoring)
Tool Audit and Migration (CRM, ATS, GTM marketing tracking)

Method: short cycles, intermediate deliverables, systematic documentation so your teams can take over autonomously after my intervention.
  • French

    Native or bilingual

  • English

    Fluent

  • German

    Conversational

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

Experience

  • Artefact School of Data
    Instructor — Data & Ops
    EDUCATION AND E-LEARNING
    January 2024 - January 2026 (2 years)
    Paris, France
    ▪ Conducting courses and masterclasses on data tools and process automation for continuing education cohorts
    ▪ Introduction to the use of data extraction and ops automation tools
    ▪ Creation and continuous improvement of training materials for the School of Data
    Zapier Fivetran E-learning
  • Virgil
    Data, Tech & Ops Specialist
    REAL ESTATE
    September 2022 - March 2023 (6 months)
    Paris, France
    ▪ Leading the Tech, Data, and Ops roadmap for a real estate fintech company
    ▪ Developing a back-office investment simulator for the sales team and an internal real estate portfolio management application
    ▪ Building and industrializing the data pack (BigQuery, Looker Studio) centralizing key KPIs for the Executive Committee; implementing automated GDPR archiving
    ▪ Creating test funnels (Webflow, Bubble, Typeform, GTM) to qualify new lead cohorts; optimizing Google Ads / Meta Ads tracking
    ▪ Stack: BigQuery, PostgreSQL, Cloud Run, App Script, Looker Studio, Jira, Webflow, Bubble, GTM
    BigQuery Google Cloud Platform (GCP) Fivetran Looker Studio Atlassian JIRA
  • Cuure
    Data Engineer / Data Analyst
    AGRICULTURE
    April 2022 - August 2022 (4 months)
    Paris, France
    ▪ Industrializing the data architecture (Airflow, SQL) on a database of 100k clients, under the management of the Data Analyst and Data Scientist
    ▪ Developing ML forecasting models: stock, delivery times, customer scoring, marketing mix
    ▪ Impact: -20% CPC on paid campaigns, +50% retention rate on certain cohorts, improved customer satisfaction
    ▪ Producing decision-support dashboards for operational and marketing teams
    Airflow SQL Python Looker Studio TensorFlow

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Education

  • Engineer - Data Analyst
    Institut des Mines-Telecom
  • Engineer - Manager
    Audencia

Skill set

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