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Lenstra

Sr. Data Platform Engineer

Hybrid

Paris, France

Freelance

09-02-2026

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Skills

Data Governance Apache Airflow GitHub CI/CD Coaching apache Google Cloud Platform Software Development cloud platforms Recruitment Analytics GitHub Actions

Job Specifications

Lenstra was founded by passionate computer science engineers with a proven track record of delivering high-quality solutions. By combining technical excellence with a strong vision, we support top-tier clients across industries such as Banking & Insurance, Luxury, and Technology.

Our expertise is structured around four core pillars: Software Development, DevSecOps, Data & AI, and Product. Through a holistic understanding of our clients’ environments, we help them address their most complex challenges—from building robust software and secure cloud platforms to designing data-driven solutions that accelerate business impact.

As a Sr. Data Platform Engineer your will:

Provide hands-on technical support to the data team, including troubleshooting, debugging, and performance optimisation.
Assist and mentor Data Analytics Engineers, helping them resolve technical issues and grow their skill sets.
Actively contribute to the upskilling of local data teams through coaching and best practices.
Identify, specify, and industrialise new features for the data platform, following an inner-source model.
Contribute to the evolution of shared data assets, pipelines, and tooling across the group.
Ensure scalability, reliability, and maintainability of data workflows.
Serve as a key bridge between Saint Laurent and the central Data Platform team.
Translate business and technical needs from Saint Laurent into actionable platform requirements.
Ensure alignment with group-wide standards, processes, and governance frameworks.
Monitor and ensure compliance with data processes and best practices.
Participate in defining and improving delivery, CI/CD, and operational processes.
Support the adoption of data mesh principles across domains.

Preferred experience:

Strong expertise in Google Cloud Platform, with a focus on data and ML services: BigQuery, Vertex AI / Vertex Pipelines, Cloud Run, Google Cloud Storage (GCS).
Solid experience with GitHub Actions for CI/CD automation.
Good knowledge of Apache Airflow / Cloud Composer.
Strong proficiency with dbt (data modeling, testing, deployment).
Experience with Kubeflow and ML orchestration.
Familiarity with data mesh architectures and federated data governance models.
Experience working in large, multi-entity organisations or luxury/retail environments.

Recruitment process

30 minutes recruiter screen
1h role and cultural fit interview
1h Dive Deep interview

About the Company

Lenstra is a consultancy that specialises in Tech. Our mission is to help our clients improve their operational performance by creating the Tech Solutions they miss. Our consultants speak both the language of Business and that of Tech. They work with our clients to help them define their issues, then create and/or assemble the technological building blocks that meet their needs. Their approach encompasses business strategy, user needs, and technical constraints. Our people are engaging to work with and trusted by clients. ... Know more