Hybrid Senior Data Engineer — AWS, Snowflake & dbt

ERNI - Swiss Software Engineering; Barcelona, Madrid; Hybrid; EUR 60,000 - 95,000; Full time

Job summary

ERNI in Spain is seeking a senior Data & Analytics engineer to design and maintain scalable cloud data platforms. You will apply Python, SQL, AWS data services, Snowflake, dbt and Airflow to deliver reliable data solutions that power analytics and BI.

This hybrid role values mentorship and teamwork, with a structured onboarding and ongoing development. Expect 40-hour weeks, two in-office days, and opportunities to influence architecture decisions.

Qualifications

• Strong experience with Python and SQL.
• Hands-on experience with AWS data services, Snowflake, dbt, and Apache Airflow.
• Knowledge of data warehousing, data modeling, and cloud based architectures.
• Experience working with Git and CI/CD practices.
• Experience building and maintaining ETL/ELT pipelines.

Responsibilities

• Design, develop, and maintain scalable ETL/ELT pipelines using AWS services and Airflow.
• Optimize data models in Snowflake and dbt and ensure data quality.
• Collaborate with analysts and data teams to deliver trusted datasets for analytics and BI.
• Mentor teammates and participate in architectural decisions.

Skills

Python

SQL

Git

CI/CD

Data Warehousing

Data Modeling

Cloud Architecture

ETL/ELT

Tools

AWS data services

Snowflake

dbt

Apache Airflow

Job description

ERNI in Spain is seeking a senior Data & Analytics engineer to design and maintain scalable cloud data platforms. You will apply Python, SQL, AWS data services, Snowflake, dbt and Airflow to deliver reliable data solutions that power analytics and BI.

This hybrid role values mentorship and teamwork, with a structured onboarding and ongoing development. Expect 40-hour weeks, two in-office days, and opportunities to influence architecture decisions.