Senior Data Engineer: AI-Ready Data Pipelines

Bain & Company; Warszawa; On-site; PLN 180,000 - 290,000; Full time

Job summary

Bain & Company in Warsaw is seeking a Senior Data Engineer to own data ingestion, transformation, quality, and data modeling for Artemis, Bain’s AI‑driven marketing and investment platform within Coro’s new B2C pillar.

You will design reliable ETL pipelines, validate data, and manage integrations with Nielsen, Circana, Kantar, Numerator, and other datasets, collaborating with AI engineers to enable large language model powered workflows.

Qualifications

• 3-5+ years of data engineering experience.
• Experience building ETL/data pipelines in Agile environments.
• Experience with troubleshooting and issue resolution.
• Hands-on with cloud data platforms (Azure/AWS/GCP).

Responsibilities

• Ingest, validate, and transform client datasets into model-ready outputs.
• Design and implement reliable ETL pipelines.
• Build data quality assessment logic and reports.
• Maintain adaptable data models and manage third-party integrations.
• Collaborate with AI engineers to support LLM workflows.
• Explore emerging data/AI technologies and drive innovation.

Skills

Python

Pandas/Polars

SQL databases

ETL pipelines

Azure Databricks

Delta Lake

Spark

Cloud platforms

Data validation libs

AI integration

Education

Associate/Bachelor's degree

Tools

Azure Databricks

Delta Lake

Spark

Job description

Bain & Company in Warsaw is seeking a Senior Data Engineer to own data ingestion, transformation, quality, and data modeling for Artemis, Bain’s AI‑driven marketing and investment platform within Coro’s new B2C pillar.

You will design reliable ETL pipelines, validate data, and manage integrations with Nielsen, Circana, Kantar, Numerator, and other datasets, collaborating with AI engineers to enable large language model powered workflows.