Jorrick Sleijster
Data Platform Engineer
Eindhoven, North Brabant, Netherlands
Summary
👤
Senior🎓
Top SchoolJorrick Sleijster is a Data Platform Engineer with 11 years of experience building scalable, production-grade data infrastructure and ETL pipelines. Based in Eindhoven, he helps run one of the world’s largest Apache Airflow deployments at Adyen, contributing upstream fixes and UI improvements to the Airflow project. He combines backend, DevOps and CI/CD expertise to streamline developer experience, Kafka pipelines, permissions management and local dev environments for ML and reporting workloads. Prior roles include data engineering at Schiphol where he deployed Kubernetes-backed APIs and Cassandra/CosmosDB stores for predictive models. A creator of handy open-source tools (iCal-library, macOS-notifications) and an active Airflow contributor, he pairs a formal Computer Science education (cum laude MS) with a lifelong curiosity for how technology works. His background in organized team leadership and sports coaching gives him a practical edge in planning, communication and delivering reliable systems under real-world constraints.
11 years of coding experience
2 years of employment as a software developer
Master of Science - MS, Computer Science, Cum laude, Master of Science - MS, Computer Science, Cum laude at Eindhoven University of TechnologyThe secondary education, Pre-university education (VWO), Science and Engineering (Natuur en Techniek), The secondary education, Pre-university education (VWO), Science and Engineering (Natuur en Techniek) at Connect CollegeBachelor of Software Sience, Software Sience, 7.4/10, Bachelor of Software Sience, Software Sience, 7.4/10 at Technische Universiteit Eindhoven
English, Dutch
Stackoverflow
1,042reputation
79kreached
50answers
11questions
Github Skills (23)
apache-airflow10
data-pipelines10
back-end-development10
python10
data-engineering10
workflow-engine10
celery10
scheduler10
orchestration10
orchestra10
data-pipeline10
testing9
sqlalchemy9
automations8
automation8
Programming languages (15)
Github contributions (5)
apache/airflow
May 2021 - Jan 2025
Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:79 reviews, 31 PRs, 221 comments in 3 years 9 months
Contributions summary:Jorrick primarily contributed to bug fixes and enhancements within the Apache Airflow codebase. Their work included resolving issues related to the CeleryExecutor, task instance adoption, and DagRun state transitions. Furthermore, the user addressed UI inconsistencies and implemented new features, specifically adding a queue button to the DagRun interface. The user also made changes to improve the UI and documentation.
monitorpythonschedulerapacheprogrammatically
Jorricks/airflow
Jun 2021 - Feb 2025
Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
Contributions:131 pushes, 24 branches in 3 years 8 months
monitorapacheprogrammaticallyapache-airflowairflow
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