Data Engineer

Job Title: Freelance Data Engineer

Location: Belgium (Hybrid)

Contract Type: Freelance

Languages Required: Fluent in French or Dutch (English is a plus)

Duration: End of Year + Extensions

Role Overview

Our client, a leading organization based in Belgium, is looking for an experienced Freelance Data Engineer to design, build, and optimize data pipelines and infrastructure. The ideal candidate will have hands-on experience with modern data platforms and tools, and be fluent in French or Dutch to effectively collaborate with local teams.

Key Responsibilities

• Develop and maintain scalable ETL/ELT pipelines to support analytics and data-driven applications.
• Build and optimize data architecture for ingestion, processing, and storage of large-scale datasets.
• Collaborate with data architects, analysts, and business stakeholders to understand requirements and deliver solutions.
• Implement and monitor data quality, security, and compliance (including GDPR).
• Work with cloud platforms (e.g., AWS, Azure, GCP) to manage infrastructure and deployment.
• Document data flows, architecture, and operational procedures.

Required Skills and Experience

• 3+ years of experience in a Data Engineering role.
• Strong programming skills in Python, Scala, or Java.
• Solid experience with ETL tools (e.g., Apache Airflow, dbt, Talend).
• Proficiency with SQL and relational/non-relational databases (e.g., PostgreSQL, BigQuery, Snowflake, MongoDB).
• Experience working with cloud environments and data services (AWS Glue, Azure Data Factory, GCP Dataflow, etc.).
• Understanding of data governance, data quality, and security standards.
• Fluent in French or Dutch; good knowledge of English is a plus.

Nice to Have

• Experience with streaming data technologies (e.g., Apache Kafka, Spark Streaming).
• Exposure to CI/CD pipelines and DevOps practices.
• Familiarity with BI tools (e.g., Power BI, Tableau, Looker).
• Prior work experience with Belgian or EU clients.