Stephan Heijl
Lead AI at VAA
Nijmegen, Gelderland, Netherlands
Summary
👤
Senior🎓
Top SchoolStephan Heijl is a Lead AI based in Nijmegen with 12 years of experience turning machine learning research into production-grade solutions across bioinformatics and agri-food. He has driven commercially successful products like the Helix Pathogenicity predictor and spent years applying NLP and protein engineering models to real-world biotech problems. At VAA he focuses on translating generative AI into measurable business impact, building prototypes and shaping an AI team for the agri-food sector. His background ranges from hands-on model development with PyTorch and tree-based ensembles to cloud-native deployments on Kubernetes and Google Cloud. Stephan combines deep technical craftsmanship with product and customer-facing experience, having mentored over ten MSc/BSc interns and presented at industry conferences. A digital native who founded an AI consultancy and built ML tools for legal discovery, he blends entrepreneurial drive with pragmatic engineering.
12 years of coding experience
12 years of employment as a software developer
Master of Science - MSc Applied Data Science, Master of Science - MSc Applied Data Science at HAN University of Applied SciencesHAVO Bilingual, HAVO Bilingual at Kandinsky College Malderburchtstraat
Dutch, English
Stackoverflow
464reputation
30kreached
7answers
2questions
Github Skills (91)
python10
deep-learning10
gpu10
numpy10
neural-network10
pytorch10
machine-learning10
statistics9
acceleration9
tensor9
datasets9
gpu-acceleration9
data-science9
autograd9
tensorflow9
Programming languages (5)
Github contributions (5)
StephanHeijl/stephanheijl.github.io
Mar 2015 - Jan 2025
Contributions:159 pushes, 1 branch in 9 years 11 months
StephanHeijl/PortableDevSync
Sep 2013 - Sep 2013
Contributions:24 commits in 10 days
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