Freelance Data Engineer (CR/4043089) Amsterdam, Netherlands

As a Data Engineer, you'll act as a technical subject matter expert responsible for developing, optimizing, and scaling data assets. You will work within the CS Data Engineering team to build internal tools, infrastructure, and user-facing products that enable efficiency, data quality, and reliable data flows across the organization.

What You'll Be Doing

  • Rapidly developing next‑generation, scalable, and high‑performance data pipelines
  • Troubleshooting and resolving data issues, prioritizing by customer impact, and implementing root‑cause fixes
  • End‑to‑end ownership of data quality for core data assets
  • Mapping data flows across systems to improve efficiency and resilience
  • Designing scalable and extensible physical data models supporting both new and existing solutions
  • Building integrations across on‑premise and cloud systems
  • Experimenting with new technologies to improve performance, scaling, and data quality
  • Contributing to data discovery and data governance tooling supporting analytics teams
  • Building monitoring solutions and handling outages when needed

What You’ll Bring

  • A strong sense of ownership, accountability, and a collaborative mindset
  • Ability to thrive in a dynamic environment with changing priorities
  • Low‑ego, open, friendly attitude — embracing diversity as a strength

Education

  • Bachelor’s degree in Computer Science or a related field

Experience & Skills

  • 4+ years building data pipelines using Hadoop, Airflow, Kafka, Spark, MySQL, AWS
  • 4+ years Data Warehousing experience
  • 4+ years with cloud technologies (Amazon Cloud, S3, Snowflake)
  • 2+ years with data streaming
  • 2+ years data modeling experience
  • Data Science skills
  • Intermediate knowledge of data governance (e.g., DAMA)
  • Strong understanding of data quality frameworks
  • Excellent communication skills in English

 Details

  • Start: Asap
  • Duration: 9 months
  • Location: Amsterdam, Hybrid