Senior Data Engineer

TREQS

📍 , , Spain, , , Spain, Spain

Full-time Informática y tecnología Posted February 26, 2026

Job Description

Join a high-growth technology team scaling complex data systems to meet increasing volume, performance and privacy demands ac ross the business globally.

This is a hands-on role for a Senior Data Engineer who thrives on building, optimising and owning production-grade data infrastructure. Clear documentation and strong engineering is valued on this team.

You’ll:

  • design and maintain ETL/ELT pipelines using Python and Spark, working across Snowflake and AWS.
  • strengthen CI/CD practices, improve observability, and ensure systems are reliable, performant and cost-efficient.
  • collaborate closely with technical leads to solve large-scale data challenges, onboard new datasets, and evolve privacy-conscious data methodologies.
  • The team is moving from Snowflake to Spark so you will do your own DevOps as they move to self-deployed systems.
  • be comfortable turning ambiguity into structured execution and contributing meaningfully to arch...