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Verified from career page · Posted 1mo ago

N

Data Engineer

NielsenIQ · General Business

Madrid

Mid-level

DataAirflowBigQueryCI/CDDistributed systemsDockerGCPGitGKELinuxPandas / NumPyPythonSQL

Last seen 3d ago

Posted
1mo ago

Posted on 27 August 2026

Workplace
Remote

Work model: Remote

Salary
Not disclosed

Salary range not shared by the company

Visa sponsorship
Not specified

Visa sponsorship details unknown

This role has closed. It's kept as a record — see NielsenIQ's open roles or the similar live roles below.

See NielsenIQ's open roles

NIQ is a publicly traded company, the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights, delivered with advanced analytics through state-of-the-art platforms. NIQ delivers the Full View (TM).

We're looking for an experienced Data Engineer to join our growing Machine Learning team. You'll build and maintain the data infrastructure that powers our ML workflows, from raw data ingestion to model deployment.

Responsibilities

Design and build data pipelines/flows for ML use cases

Implement data versioning practices

Deploy and manage flows in orchestration tools

Improve and maintain CI/CD pipelines

Manage Python dependencies (Poetry, uv)

Deploy data scientists' scripts and models from notebooks to production

Implement data quality checks to ensure pipeline reliability

Optimize data processing jobs for performance and cost, particularly on distributed systems and cloud data services

Qualifications

3–5 years of experience as a Data Engineer

Strong proficiency in Python

Experience with distributed systems for big data processing (Dask, Spark)

Experience building ETL pipelines

Experience building reliable, maintainable data pipelines

Hands-on experience with GCP core data services (Cloud Storage, BigQuery, Cloud Build, GKE)

Experience with orchestration tools (Airflow, Dagster, or similar)

Comfortable working in a Linux environment with Jupyter, Python, Git, Docker, SQL, and NoSQL

Strong experience with Pandas, SQL, and writing Dockerfiles

Professional-level English

Nice to have

Experience with ML datasets

Experience building data pipelines for AI models

Experience with LangGraph and RAG systems

Our Benefits

Flexible working environment

Volunteer time off

LinkedIn Learning

Employee-Assistance-Program (EAP)

NIQ may utilize artificial intelligence (AI) tools at various stages of the recruitment process, including résumé screening, candidate assessments, interview scheduling, job matching, communication support, and certain administrative tasks that help streamline workflows. These tools are intended to improve efficiency and support fair and consistent evaluation based on job-related criteria. All use of AI is governed by NIQ’s principles of fairness, transparency, human oversight, and inclusion. Final hiring decisions are made exclusively by humans. NIQ regularly reviews its AI tools to help mitigate bias and ensure compliance with applicable laws and regulations. If you have questions, require accommodations, or wish to request human review were permitted by law, please contact your local HR representative. For more information, please visit NIQ’s AI Safety Policies and Guiding Principles: https://nielseniq.com/global/en/info/niqs-ai-safety-policies/

About NIQ

NIQ is the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View™. NIQ is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world’s population.

For more information, visit NIQ.com

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Our commitment to Diversity, Equity, and Inclusion

At NIQ, we are steadfast in our commitment to fostering an inclusive workplace that mirrors the rich diversity of the communities and markets we serve. We believe that embracing a wide range of perspectives drives innovation and excellence. All employment decisions at NIQ are made without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, marital status, veteran status, or any other characteristic protected by applicable laws. We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact. To learn more about our ongoing efforts in diversity and inclusion, please visit the https://nielseniq.com/global/en/news-center/diversity-inclusion

About NielsenIQ

NielsenIQ provides consumer-behavior data, measurement and analytics for retailers and brands. A global company with engineering worldwide.

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