Contractor job Mission Freelance – Data Engineer (GCP / Python / BigQuery)

Ile-de-France

Comet

Google Cloud Platform (GCP)

Job position Mission Freelance – Data Engineer (GCP / Python / BigQuery)

Contractor

As soon as possible

1 year

400-560 €

2 to 5 years experience

Hybrid

Ile-de-France, France

Published on 08/10/2025

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Vos missions

Concevoir, construire et maintenir des pipelines de données robustes et scalables (batch & stream).
Participer à la mise en production et à la qualité des datasets liés à la personnalisation des contenus.
Industrialiser les traitements avec Airflow, Terraform et Terragrunt.
Garantir la qualité et l’intégrité des données (tests, monitoring, alerting).
Optimiser les performances et la structure des données dans BigQuery.
Participer à la gouvernance Data : documentation, bonnes pratiques, CI/CD, sécurité.
Collaborer avec les équipes Data pour les aider à exploiter et requêter efficacement la donnée.
Assurer la veille technologique sur les outils Data & Cloud.

🛠️ Stack technique

Langages : Python, SQL, PySpark
Cloud : Google Cloud Platform (BigQuery, Cloud Storage, IAM)
Orchestration : Airflow
Infra as Code : Terraform, Terragrunt
CI/CD : GitLab CI
Méthodologie : Agile / Scrum / Kanban

Candidate profile

Minimum 3 ans d’expérience en Data Engineering (environnement cloud).
Solides compétences en conception et développement de pipelines Data.
Maîtrise de GCP et de ses services analytiques (BigQuery, IAM, Dataflow).
Bonne connaissance des pratiques DevOps et CI/CD.
Rigueur, autonomie et goût pour le travail en équipe.
Très bonne communication en français (oral & écrit).

Working environment

Pourquoi cette mission ?

Projet Data concret et à fort impact sur l’expérience utilisateur.
Environnement technique moderne (GCP, Terraform, Airflow, CI/CD).
Équipe Data expérimentée, dynamique et collaborative.
Cadre de travail stimulant au cœur de la transformation numérique d’un grand média.

Discover Comet

Paris, France

20 - 99 employees

Start-up

Comet, the agile talent ecosystem. We match our pool of over 50000 motivated and available, qualified and active tech freelancers, with company missions. Our goal is to satisfy both sides: relevant and prompt skills for companies, security and inspiring projects for freelancers. Comet’s freelance talent community comes highly motivated, because they choose the projects on which they work. We screen and evaluate the best tech and data talents to build an elite community. Powered by AI in order to intelligently detect, qualify and match a contingent workforce with corporate projects, to enhance and simplify user experience. With clients such as L’Oréal, Les Mousquetaires, Allianz, Pernod Ricard, Total -a client base that makes up 35% of the CAC40, we're the agile workforce for the digital age. To confront today's digitally-disrupted global marketplace and cater to the hyper-connected consumer of tomorrow, true agility is required. Technology alone is not enough, it is through the human that real transformation can be sustained. The technology is available and the consumer is ready. Comet provides the missing part: the people. We are 50+ in the team today, and are looking for amazing talents to join us! Our headquarters is in the hearts of Paris, Lyon, Lille and Nantes.

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Mission Freelance – Data Engineer (GCP / Python / BigQuery)

Comet