About the role

  • Lead Data Platform Engineer responsible for designing a unified data platform at Vizzia. Collaborate on IoT projects to enhance city environmental safety and data integrity.

Responsibilities

  • Design and operate a unified data lakehouse (IoT, CRM, internal systems, product data, AI outputs) with a high level of reliability.
  • Implement data quality, monitoring, observability and lineage workflows, ensuring <0.1% platform incidents.
  • Deploy a self-service data infrastructure used by 80% of internal teams; reduce manual data requests by 50%.
  • Implement GDPR compliance controls: PII handling, access policies, retention and auditability.
  • Optimize the platform to support 2,000+ IoT devices with a cost increase <5% per device while ensuring FinOps governance.
  • Design and maintain reliable datasets for the AI team, with automated monitoring.
  • Work closely with AI, SaaS, BizOps and Infrastructure teams to ensure consistency, performance and continuous delivery.
  • Provide technical mentorship to junior engineers and promote engineering best practices.

Requirements

  • Strong expertise with cloud data warehouses (Snowflake or equivalent) and distributed data platform architecture.
  • Deep experience in ETL/ELT (Airbyte, Airflow, dbt) and the AWS data stack (S3, Lambda, Glue, Athena).
  • Advanced skills in data modeling, canonical schemas and database optimization (IoT databases, relational/columnar stores).
  • Solid background in data reliability engineering, monitoring, alerting and incident management.
  • Strong understanding of GDPR technical requirements (PII management, access controls, retention, auditability).
  • Proficiency in software engineering: Python, advanced SQL, API design and CI/CD.
  • Ability to collaborate with cross-functional teams and clearly communicate technical decisions.

Benefits

  • Hybrid work arrangement in Paris and remote depending on the role
  • Permanent "cadre" contract and RTT days (between 8 and 12 per year depending on public holidays)
  • A Mac or PC according to your preference
  • Employer covers 60% of €9 meal vouchers for each working day
  • €50/month training budget provided
  • Comprehensive health insurance (Alan)
  • Offices located in central Paris (3rd arrondissement)
  • Annual company offsite with the whole team and numerous company events

Job title

Lead Data Platform Engineer

Job type

Experience level

Senior

Salary

Not specified

Degree requirement

No Education Requirement

Location requirements

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