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Collective.work

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67 jobs

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67 jobs Posted Sort

Tech Lead Data Engineer Senior - Freelance (H/F)

New 22 hours agoContractLead

Freelance senior Tech Lead Data Engineer via Collective.work, embedded in an agile squad at a large international group working on industrial production and energy. Day to day: defining data architecture, mentoring developers, and hands-on Python/SQL development with GitLab CI/CD and cloud/DevOps practices.

Agile AI API CI/CD Cloud +15 skills

Data Engineer - CDD - Freelance (H/F)

New 22 hours agoContract up to 450 € / day

Freelance Data Engineer mission (6 months, renewable, ASAP start) based in France's Nord department (59) to add AI use cases to applications: designing new Snowflake data models, building data ingestion pipelines, managing data in Snowflake/AWS, and supporting IT and business teams on the data platform.

AWS Bash Data Modeling dbt Python +1 skills

Data Engineer GCP / PowerBI - Freelance (H/F)

New 22 hours agoContract 450 – 450 € / day

Freelance data engineer (450€/day) joining a six-person data & BI team at an aerospace/defense client via Collective.work: maintaining and evolving data pipelines, migrating legacy BI to Google Cloud Platform (BigQuery, Cloud Functions, Workflows), and building Power BI semantic models. Telework 4 days/week.

BigQuery Business Intelligence Cloud Flux GCP +2 skills

Data Engineer GCP / BigQuery (H/F) - Freelance

New 22 hours agoContract 450 – 450 € / day

Freelance senior data engineer engagement (€450/day, remote 4 days/week in France) for a client in aerospace/defense: supporting an ongoing GCP migration and BI project by optimizing BigQuery processing and performance, improving Git repository organization and CI/CD practices, and reducing technical debt within a 3-person Agile Kanban team.

Agile BigQuery CI/CD Cloud GCP +4 skills

Data Engineer spark scala confirmé - Freelance (H/F)

New 22 hours agoContractMiddle

Freelance senior data engineer (5+ yrs) for the Core Data team of a betting & gaming company in Paris: half-run, half-build — keeping an AWS datalake operational and developing high-volume transformation pipelines with Spark/Scala, Python, SQL, AWS services, GitLab CI and Maven.

Airflow Athena AWS Data Engineering EKS +11 skills

Data Engineer PySpark / Iceberg - Freelance (H/F)

New 22 hours agoContract 575 – 575 € / day

Freelance data engineer (€575/day) joining Collective.work's team to design and optimize a PySpark/Apache Iceberg pipeline processing electronic invoicing data at massive scale (tens of billions of invoices). Focus on moving batch flows to reliable incremental processing, tuning performance (MERGEs, partitioning, bucketing/Z-Ordering), benchmarking, and knowledge sharing via code reviews.

Bash Flux Hadoop Hive Iceberg +4 skills

Data Engineer - Freelance (H/F)

New 22 hours agoContract

Freelance data analytics engineer mission for a large international group: building robust automated ingestion pipelines (Airflow, Python) and modeling Sustainability data in Snowflake with dbt/SQL, then exposing Tableau views for the sustainability department. 2-month renewable contract starting ASAP, 2 days/week remote, English/French required.

Agile Airflow Analytics API CI/CD +23 skills

Data Engineer Senior - Banque - Freelance (H/F)

New 22 hours agoContractSenior 400 – 400 € / day

Senior freelance data engineer supporting the decisional (BI) environment of a banking group's shared technology platform, migrating 13 bank entities to a new IS by mid-2028. Day to day: handling JIRA tickets, monitoring Teradata data-loading chains, and analyzing certification incidents using SQL (Teradata/Oracle), the VTOM scheduler and MySys.

Jira Oracle SQL Teradata

Data Engineer GCP / Dataiku DSS Confirmé / Senior - Freelance (H/F)

New 3 days ago9 viewsContractSenior

Freelance senior Data Engineer role (placed by Brief IA) with a prestigious luxury-sector client in Paris: design, build and industrialize data pipelines on Google Cloud Platform (BigQuery, Cloud Storage, Pub/Sub, Dataflow) and Dataiku DSS workflows, plus data quality/governance and CI/CD automation with Terraform, using Python and SQL.

Analytics CI/CD Cloud Data Engineering Data Governance +6 skills

AI Engineer / Data Engineer - Agentic AI & GenAI - Freelance (H/F)

New 3 days ago23 viewsContract

Freelance AI/data engineer role in Paris (hybrid, 3 days onsite) building agentic AI and GenAI solutions for a large international retail client: developing AI agents and workflows with LangGraph/LangChain, MCP and tool calling, industrializing RAG with vector databases, integrating LLMs (OpenAI, Claude, Gemini, Llama), and building Python/FastAPI orchestration APIs deployed to the cloud.

Agentic AI AI API Cloud Elasticsearch +8 skills

Data Engineer Expert AI / Agentic AI H/F - Freelance

New 3 days ago17 viewsContract 600 – 600 € / day

Freelance senior data engineer mission placed via Brief IA for Sanofi in Paris: building and industrializing data pipelines (Snowflake, dbt) and developing agentic AI / conversational agents connected to internal systems, aimed at ~100,000 employees. Daily rate €600 (TJM), on-site.

Agentic AI AI Data Engineering Data Pipelines dbt +2 skills

AI Engineer / Data Engineer - Agentic AI & GenAI - Freelance

New 3 days ago20 viewsContract

Freelance AI/Data engineer mission in Paris: design, develop, and industrialize GenAI and agentic AI solutions — AI agents and agentic workflows that interact with the company's data, applications, and business tools — for a large international retail player.

Agentic AI AI Generative AI

Data Engineer GCP / dataiku - Freelance (H/F)

New 3 days ago8 viewsContract

Freelance senior data engineer role in Paris, placed via staffing firm Brief IA for a major luxury-sector client. Day to day: building and industrializing GCP data pipelines and Dataiku DSS workflows with Python, SQL, Terraform and CI/CD, while supporting business teams' analytics and AI use cases.

Airflow Analytics API CI/CD Cloud +19 skills

BI Data Engineer - Freelance (H/F)

New 5 days ago41 viewsContract

Taux journalier (TJM): 460ans le cadre du développement de ses activités Data, notre client recherche un Data Engineer pour rejoindre une équipe spécialisée dans l'ingénierie de la donnée, l'automatisation et…

Big Data Data Lake Integration Testing Machine Learning Unit Testing

Data Engineer - Big Data - Freelance (H/F)

New 5 days ago38 viewsContract

CONTEXTEEn tant que Data Engineer au sein de l'équipe, vous êtes une personne engagée, dynamique et proactive avec une forte appétence Business. Vous ne vous contentez pas de maintenir des pipelines, vous les concevez…

Agile Airflow Astro AWS Big Data +13 skills

Senior Data Platform Engineer - GCP / IA Agentique - Freelance (H/F)

New 5 days ago42 viewsContractSenior

Taux journalier (TJM): 780Nous recherchons un Senior Data Platform Engineer spécialisé en GCP et IA Agentique pour intervenir sur un projet innovant visant à transformer une plateforme Data en un véritable écosystème…

API BigQuery CI/CD Data Engineering Dataproc +7 skills

Data Engineer BI confirmé (H/F) - Freelance

New 5 days ago39 viewsContractMiddle

Vous êtes Data Engineer BI et souhaitez intervenir sur des projets stratégiques dans le secteur financier ? Cette mission est faite pour vous ! Contexte :Nous recherchons un(e) Data Engineer BI confirmé(e) pour…

Analytics Cognos Data Engineering ETL Flux +7 skills

Data Engineer spécialisé Data Streaming (Apache Flink / Kafka) - 7 ans ou plus - Freelance (H/F)

New 5 days ago42 viewsContract

Contexte :Dans le cadre du développement et de l'évolution de la Group Data Platform (GDP), le client recherche un Senior Data Engineer disposant d'au moins 7 ans d'expérience en Data Engineering, avec une expérience…

API API Gateway Avro AWS CI/CD +34 skills

Data Engineer Python - Freelance (H/F)

New 5 days ago39 viewsContract

Taux journalier (TJM): 500Dans le cadre d'un projet de mise à disposition de données à des fins d'analyse, de test ou de développement, vous contribuez à concevoir et industrialiser des traitements de préparation et…

CI/CD Dask Data Pipelines Git JSON +4 skills

Tech Lead Data Engineering / Streaming (Apache Flink & Kafka) - >10 ans - Freelance (H/F)

New 5 days ago39 viewsContractLead

Contexte : Dans le cadre du développement et de l'évolution de la Group Data Platform, nous recherchons un Tech Lead Data Engineering spécialisé dans les architectures temps réel, disposant d'au moins 10 ans…

API API Gateway Avro AWS CI/CD +32 skills