Data Engineer | Build Scalable Data Pipelines in Barcelona

Titan Operating System; Barcelona; On-site; EUR 60,000 - 78,000; Full time

Benefits offered by this job

Central Barcelona office

Private health insurance

Competitive compensation

Diverse, international team

Job summary

Titan OS is seeking a Data Engineer in Barcelona to build and maintain data infrastructure that powers its operating system, turning data into actionable insights. You will work in a collaborative, fast-growing CTV environment with a strong emphasis on data quality and reliability.

The role requires full-time commitment, experience with Python, SQL, and AWS, and is based in our Barcelona office. You will engage with stakeholders to ensure data accuracy and enable data-driven decision making.

Qualifications

• Solid proven experience in a data engineering role.
• Strong programming skills in Python.
• Proficiency in SQL and data modeling techniques.
• Knowledge of data extraction and ETL frameworks, ETL pipeline orchestration (Airflow) and ETL cloud infrastructure (preferably AWS).
• Experience with cloud platforms (AWS, Azure, Google Cloud) and services like S3, Redshift, Databricks, or Snowflake.
• DevOps mindset; end-to-end project ownership.
• Excellent communication and collaboration skills.
• Fluent in English.
• Experience with high-volume telemetry or clickstream data.

Responsibilities

• Design and implement the integration of additional data solutions and pipelines.
• Develop and maintain AWS infrastructure related to data ingestion and processing.
• Optimize data management and processing, budgeting and performance.
• Identify root causes of data issues and implement fixes.
• Design and implement Data Observability frameworks to monitor data health and pipeline performance.
• Standardize DataOps practices including version control, automated testing and IaC.

Skills

Python

SQL & Data Modeling

ETL & Airflow

Data Observability

DevOps mindset

Communication

English fluency

Telemetry data

Tools

AWS

Azure

Google Cloud

S3

Redshift

Databricks

Snowflake

Airflow

Job description

Titan OS is seeking a Data Engineer in Barcelona to build and maintain data infrastructure that powers its operating system, turning data into actionable insights. You will work in a collaborative, fast-growing CTV environment with a strong emphasis on data quality and reliability.

The role requires full-time commitment, experience with Python, SQL, and AWS, and is based in our Barcelona office. You will engage with stakeholders to ensure data accuracy and enable data-driven decision making.