Data Engineer: Cloud Pipelines & Data Observability

Titan OS; Barcelona; On-site; EUR 68,000 - 90,000; Full time

Job summary

Titan OS is seeking a Data Engineer to join the Barcelona data team. You will build and maintain data infrastructure, turning data into actionable insights, and collaborate across stakeholders to drive data quality and reliability.

Strong Python and SQL skills, experience with ETL pipelines and cloud platforms (AWS/Azure/Google Cloud) are essential. Fluency in English and ability to work in a fast-growing CTV environment are highly valued.

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 (AWS).
• Experience with cloud platforms (AWS, Azure, Google Cloud) and services like S3, Redshift, Databricks, or Snowflake.
• A DevOps mindset; end-to-end responsibility in a project.
• 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, both in terms of budget and performance.
• Work with stakeholders to identify root causes of inaccurate data points and develop fixes.
• Design and implement Data Observability frameworks to monitor data health, schema drift, and pipeline performance, ensuring high reliability before data reaches downstream stakeholders.
• Standardize DataOps practices, including version control for data models, automated testing, and Infrastructure as Code (IaC) to streamline deployments.
• Solid proven experience in a data engineering role.

Skills

Python

SQL

Data modeling

Data engineering

Data pipelines

Airflow

Tools

Airflow

AWS

Azure

Google Cloud

S3

Redshift

Databricks

Snowflake

Job description

Titan OS is seeking a Data Engineer to join the Barcelona data team. You will build and maintain data infrastructure, turning data into actionable insights, and collaborate across stakeholders to drive data quality and reliability.

Strong Python and SQL skills, experience with ETL pipelines and cloud platforms (AWS/Azure/Google Cloud) are essential. Fluency in English and ability to work in a fast-growing CTV environment are highly valued.