In the data and analytics teams at Marktplaats, data is central to our operations. As a Senior Data Engineer on the Data Platform team, you will independently develop and deliver high-quality features for our new Data/ML Platform, refactor and translate our data products, and complete various tasks to a high standard. You will play a crucial role in ensuring the platform's reliability, scalability, and performance, working directly with batch and streaming data pipelines, storage solutions, and APIs that support complex analytical and ML workloads. This role includes ownership of the self-serve data platform, covering data collection, lake management, orchestration, processing, and distribution.

Requirements

• 10+ years of hands-on experience in Software Development/Data Engineering.
• Experience with Databricks (Lakehouse, ML/MosaicAI, Unity Catalog, MLflow, model serving, etc.).
• Proven experience in building cloud-native data-intensive applications (both real-time and batch-based), preferably with AWS.
• Strong background in Data Engineering to support Data Engineers, Back End Developers, and Data Scientists in creating data products and services.
• Hands-on experience in building and maintaining Spark applications, with proficiency in Python and PySpark (Scala Spark is a plus).
• Experienced in AWS Cloud usage and data management (automation, data governance, cost optimization, delivering reliable and scalable data solutions).
• Ensure data quality, schema governance, and monitoring across pipelines.
• Experience with orchestrators such as Airflow and Databricks workflows.
• Solid experience with containerization and orchestration technologies (e.g., Docker, Kubernetes).
• Fundamental understanding of various file formats like Parquet and Delta Lake.
• Proficiency with an Infrastructure as Code (IaC) tool such as Terraform or Terragrunt.
• Data validation/analysis skills and proficiency in SQL are foundational.
• Ability to collaborate in a small, fast-moving team with high autonomy and impact.
• Strong written and verbal English communication skills, capable of interacting with non-technical stakeholders.

What We Offer

• Attractive Base Salary
• Participation in our Short-Term Incentive Plan (Annual Bonus)
• Employee Assistance Program: 24/7 support for you and your family
• Collaborative Culture: “Win together, lose together” is one of our core values, fostering a supportive, growth-oriented environment.

If you are excited about this role, we encourage you to apply even if you don't meet all the listed requirements. We value potential as much as experience.