MWDN is an international recruitment and outstaffing company with 23+ years of experience connecting exceptional tech talent with leading companies across Israel, the USA, Great Britain, and Western Europe. If a project isn't the right fit, we support you and actively help find new opportunities that match your skills and career goals.
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MWDN is ranked among the top 5 IT employers in our region according to DOU. What is your new project?
Domain: Data Infrastructure & Analytics / AdTech
Company size: 11-50
A fast‐growing ad‐tech company building next‐generation programmatic advertising infrastructure. The team focuses on high‐performance systems, real‐time bidding, and AI‐driven optimization. The environment is fast, product‐focused, and highly collaborative,



with strong engineering leadership and a culture of ownership.
What makes this project exciting?
We're looking for a Senior Data Engineer to join our engineering team and help shape the future of programmatic advertising. You'll architect and build high‐performance systems that process millions of ad transactions in real time, while leveraging cutting‐edge AI technologies to optimize outcomes for our partners.
You'll own the full development lifecycle from architecture to deployment, collaborating with a modern, high‐performing engineering team.
5+ years of professional data engineering experience
~2+ years working with programmatic advertising or ad‐tech data
~ Strong proficiency in Python and SQL
~ Experience with streaming data platforms (Kafka, Kinesis, Pub/Sub)
~ Hands‐on experience with data warehouses (BigQuery, Snowflake, Redshift, ClickHouse)
~ Experience with batch processing frameworks (Spark, dbt, Airflow)
~

📌 Senior Engineer, Data Engineering (Madrid)
🏢 MWDN
📍 Madrid