> Markdown version of [/jobs/ext/2812220-expert-data-engineer](https://www.wearedevelopers.com/jobs/ext/2812220-expert-data-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Expert Data Engineer - **Company:** Degetel - **Location:** Brussels Metropolitan Area, Belgium - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Query Performance, Amazon Web Services, Unit Testing, C Sharp (Programming Language), Extract Transform Load (ETL), Data Warehousing, Relational Databases, Database Schema, Python (Programming Language), SQL Databases, Apache Spark, Pyspark, Data Management, Databricks - **Published:** September 10, 2026 - **Apply:** https://www.adzuna.be/details/5877122088 ## About the Role Python and .NET/C# programming for script development and ETL tasks -Pyspark -Databricks platform, inclusing creating and executing ETL tasks, managing Spark clusters, and optimizing SQL queris -AWS - Solid understanding of relational databases (SQL) and data warehouses. Ability to design efficient data schemas and optimize query performance. * Languages Fluent in French or Dutch, and excellent understanding of English. ## Description * Develop within the data framework * Write technical specifications * Write Unit Test * Participate to architecture direction * Provide the best practice around data management * Ensure deliveries and respect deadlines * Monitoring and maintenance As a Data Engineer, you are skilled in modern techniques for data acquisition and preparation. ## Related Videos - [PySpark - Combining Machine Learning & Big Data](https://www.wearedevelopers.com/videos/44-pyspark-combining-machine-learning-big-data) - [Enjoying SQL data pipelines with dbt](https://www.wearedevelopers.com/videos/823-enjoying-sql-data-pipelines-with-dbt) - [Are you still programming unit tests or already generating?](https://www.wearedevelopers.com/videos/722-are-you-still-programming-unit-tests-or-already-generating) - [Cutting LLM Costs Without Cutting Quality: How to Beat Proprietary LLMs with Fine-Tuned Open Source](https://www.wearedevelopers.com/videos/100151-cutting-llm-costs-without-cutting-quality-how-to-beat-proprietary-llms-with-fine-tuned-open-source) - [Empowering Retail Through Applied Machine Learning](https://www.wearedevelopers.com/videos/976-empowering-retail-through-applied-machine-learning) - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) ## Related Articles - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Making Data Warehouses Fast: A Developer’s Story](https://www.wearedevelopers.com/magazine/107-making-data-warehouses-fast-a-developer-s-story) - [Top Big Data Technologies That You Need to Know](https://www.wearedevelopers.com/magazine/108-top-big-data-technologies-that-you-need-to-know) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023)