About Hessel
Hey Claude: Write a bio for a data engineer who dreams of eco-friendly AI 🌿
Data Engineer & DevOps specialist passionate about sustainable AI and green cloud computing. Currently researching energy efficiency and fairness in large language models while building scalable ML infrastructure. Expert in Python-driven data pipelines and cloud-native solutions. Track record of developing high-performance platforms handling 1000+ concurrent users and processing millions of events. Combining deep technical expertise in data engineering and DevOps to deliver efficient, sustainable end-to-end solutions.
Dutch
Native or bilingual
English
Native or bilingual
Western Frisian
Native or bilingual
Can work on-site
Eindhoven (up to 50km)
Experience
- StockpilotDevOpsE-COMMERCEApril 2025 - Today (1 year and 3 months)Utrecht, NetherlandsI helped StockPilot upgrade their infrastructure by implementing a SDLC policy, including CI/CD and testing. Furthermore, I set up a proper observeability system. Using this, I identified multiple performance bottlenecks and was able to increase api performance.
- Webinars.nuFullstack DeveloperJuly 2022 - Today (4 years)Eindhoven, NetherlandsI've built and maintained a complete online webinar application for Webinars.nu. Here I developed a backend using Django, and a frontend using Next.js and React. Interesting challenges I solved were the scalability aspect of webinars. We implemented a serverless architecture to handle the peakload of webinars, allowing Webinars.nu to serve a highly interactive webinar experience for 1000+ concurrent viewers.
- Technische Universiteit EindhovenNetwork & Infrastructure EngineerRESEARCHDecember 2020 - September 2025 (4 years and 9 months)Eindhoven, NetherlandsFor the TU Eindhoven I implemented a Proxmox based private cloud cluster consisting out of 700+ vCPUs and 1.5+ TB of RAM. It included multiple Nvidia GPUs for artificial intelligence (AI) models like ML and LLM training aswell. Here I setup a SDN to handle multiple research networks and implemented multiple local 5G networks.
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Education
- Electrical EngineeringTechnische Universiteit Eindhoven2022
- Data Science & BusinessJheronimus Academy of Data Science2024