Patrick De Boer
IT Engineer Expert C at Nederlandse Spoorwegen
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolPatrick De Boer is a Principal IT Engineer with 30 years of experience building and modernizing enterprise software, currently applying his expertise to transportation at Nederlandse Spoorwegen. He led the end-to-end transformation of a constraint-based production scheduler used by major brewers from a single-user desktop tool to a scalable, multi-tenant SaaS product, blending deep optimization know-how with pragmatic backend engineering. Fluent in Java, C#, C++ and 4D, he combines high-performance systems design, constraint programming and discrete optimization with disciplined practices like TDD and OOD. Patrick has a proven track record of mentoring distributed teams and making legacy systems maintainable long-term across international projects. Based in Amsterdam and grounded in Delft technical training, he brings a rare mix of algorithmic rigor and production-hardened software craftsmanship.
14 years of coding experience
30 years of employment as a software developer
Delft University of Technology
Dutch, English, French, German
Github Skills (8)
optimization8
constraint-programming7
operations-research7
linear-programming7
gurobi6
simulated-annealing6
vehicle-routing-problem6
combinatorial-optimization6
Programming languages (1)
Github contributions (3)
nofear/Mara
Sep 2011 - Sep 2019
Contributions:13 commits, 1 push in 8 years 1 month
nofear/Hexapod
Sep 2011 - Feb 2015
Contributions:25 commits, 36 pushes in 3 years 6 months
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