Wojciech Stelmaszewski
Founder, Owner And CTO at Marduk.ai
Warsaw, Masovian Voivodeship, Poland
Summary
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Senior🎓
Top SchoolWojciech Stelmaszewski is a founder and CTO with 10+ years building scalable, cloud-native systems and AI-driven products, currently leading Marduk.ai’s technical strategy for health-focused mobile solutions. He combines deep .NET roots with modern expertise in C#, F#, Python, Kubernetes, and LLM/AI integration to design secure, high-performance architectures that process hundreds of terabytes of financial data in real time. As a hands-on engineering leader he has led multicultural teams across Poland, Iceland and Sweden, modernizing legacy platforms and delivering PSD2-compliant open banking services while partnering with providers like Aiia and Tink. His background spans computer vision and NLP for e-commerce optimization as well as large distributed ERP systems, giving him a rare blend of practical ML experience and enterprise-grade engineering. Based in Warsaw, he prioritizes sustainable, business-driven solutions and thrives in roles that demand creative problem-solving and cross-cultural collaboration.
10 years of coding experience
12 years of employment as a software developer
Master of Science in Engineering Computer Science (CAD/CAM Systems Design), Master of Science in Engineering Computer Science (CAD/CAM Systems Design) at Warsaw University of Technology
English, Polish, Japanese, Latin, koine
Github Skills (3)
discord4
portal4
microsoft2
Github contributions (5)
itmagination/ullikummi
Feb 2017 - Jun 2024
Contributions:12 pushes, 1 branch, 4 issues in 7 years 4 months
wojciech-stelmaszewski/dotfiles
Aug 2018 - Feb 2023
Contributions:3 pushes, 1 branch in 4 years 6 months
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