Data Engineer - Senior

Lumenalta; León; A distancia; EUR 50.000 - 70.000; Jornada completa

Descripción de la vacante

Lumenalta is seeking a Senior Data Engineer to design and maintain ETL pipelines for large datasets. The ideal candidate has 7+ years of experience and is proficient in Python or Java, as well as SQL. This role offers the flexibility of 100% remote work, collaborating with cross-functional teams to deliver actionable data.

Formación

• 7+ years of experience as a Data Engineer.
• Strong skills in Python or Java for data processing.
• Proficient in SQL, especially for querying large datasets.

Responsabilidades

• Design, build, and maintain reliable ETL pipelines from the ground up.
• Work with large, complex datasets using Python or Java and raw SQL.
• Ensure data quality, consistency, and performance across systems.

Conocimientos

Python

Java

SQL

Data Processing

Data Modeling

Herramientas

Airflow

Kafka

AWS

GCP

Descripción del empleo

Join to apply for the Data Engineer - Senior role at Lumenalta

We help global enterprises launch digital products that reach millions of users. Our projects involve massive datasets, complex pipelines, and real-world impact across industries.

What You’ll Do

• Join the team as a Senior-Level Data Engineer
• Design, build, and maintain reliable ETL pipelines from the ground up
• Work with large, complex datasets using Python or Java and raw SQL
• Build scalable, efficient data flows and transformations
• Collaborate with data analysts, product managers, and developers to deliver actionable data to stakeholders
• Ensure data quality, consistency, and performance across systems

What We’re Looking For

• 7+ years of experience as a Data Engineer
• Strong skills in Python or Java for data processing
• Proficient in SQL, especially for querying large datasets
• Experience with batch and/or stream data processing pipelines
• Familiarity with cloud-based storage and compute (e.g., AWS S3, EC2, Lambda, GCP Cloud Storage, etc.)
• Knowledge of data modeling, normalization, and performance optimization
• Comfortable working in agile, collaborative, and fully remote environments
• Fluent in English (spoken and written)

Nice to Have (Not Required)

• Experience with Airflow, Kafka, or similar orchestration/message tools
• Exposure to data governance or privacy standards
• Knowledge of unit testing and CI/CD pipelines for data workflows

This job is 100% remote – please ensure you have a comfortable home office setup in your preferred work location.

Additional Details

• Seniority level: Mid-Senior level
• Employment type: Contract
• Job function: Engineering and Information Technology
• Industries: IT Services and IT Consulting

Referrals increase your chances of interviewing at Lumenalta by 2x.

Sign in to set job alerts for “Data Engineer” roles.

Location: Madrid, Community of Madrid, Spain

This job posting is active as of now.