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Terence BoninTB

Terence Bonin

Data Engineer | Python / DBT / Dagster / SQL

€555/day
Montpellier, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Terence

Hello! As a passionate and experienced Data Engineer, my mission is to make your data easily actionable and perfectly reliable. Do you have complex raw data and are you looking to transform it into stable and actionable performance levers? I am your partner.

🤝 How I can help you

My commitment is simple: to ensure your teams (Business Intelligence, Marketing, Product) have access to clean, reliable, and up-to-date data, while minimizing costs and latency.

My key areas of intervention:

Architecture Design: Setting up a tailor-made Data architecture, with database modeling (Postgres, SQL) for scalability.

Flow Automation (ETL/ELT): Development of high-performance data pipelines in Python to handle large volumes (Web Scraping, API integrations, etc.).

Reliability and Quality: I manage data cleaning, transformation, and validation for maximum reliability.

⭐ What makes me different (Technical Expertise)

Industrialization and orchestration are my strengths. I have in-depth expertise in modern tools of the Data ecosystem:

Orchestration & Transformation: Advanced mastery of Dagster for total control of dependencies and use of DBT (Data Build Tool) for industrializing SQL transformations.

Approach: I apply Object-Oriented Programming principles, Design Patterns, and SOLID principles for durable and maintainable code.

📦 Types of Projects & Deliverables

I am generally called upon for missions such as:

Audit and redesign of an existing Data architecture.

Centralization of data sources and creation of a Data Lake.
  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • Solinum
    Data Engineer / Fullstack Developer
    CIVIC AND SOCIAL ORGANIZATIONS
    September 2023 - July 2025 (1 year and 10 months)
    Montpellier, France
    • Creation of a data integration architecture and Postgres BDD in 2NF Object-Oriented Programming leveraging native Python packages.
    • Maintenance, creation, optimization of multiple pipelines orchestrated with Dagster.
    • DevOps and maintenance of the Airbyte / Dagster / DBT / Postgres / Kubernetes infra.
    • Creation of a data deduplication and manual matching solution with Typescript, NestJS, Angular, Postgres
    • Expertise in SQL / Python
    Dagster Python PostgreSQL DBT Typescript
  • Appvizer
    Data Engineer
    PRESS AND MEDIA
    April 2022 - October 2022 (6 months)
    Montpellier, France
    - Creation of data pipelines between different services

    - Lead Generation via Web Scraping with Scrapy

    - Reporting KPIs via in-house ETL process in Python using information from Hubspot.

    - Creation of a Python BI architecture, centralization of data sources, Design Pattern, SOLID principle, normalization of nomenclature
    Python SQL Web Scraping KPI

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Education

  • Engineering degree, General studies
    ESME-Sudria | Ecole Spéciale de Mécanique et d'Electricité
    2022
    Diplôme d'ingénieur, Études générales

Skill set

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