Piotr Różański
Head Of Research at Leon Software
Warsaw, Masovian Voivodeship, Poland
Summary
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Senior🎓
Top SchoolPiotr Różański is a hands-on technical leader and Head of Research with 13 years of experience building high-performance software, leading global engineering teams, and introducing AI and advanced algorithms into product roadmaps. He holds dual PhDs in physics and computer science and combines deep academic rigor with practical system design—authoring high-performance libraries like the matching pursuit implementation empí and Coulomb matrix calculator Coulombo. Piotr has led complex domain-specific products from avionics flight-time-limit engines to brain-computer interfaces and cloud migrations, often turning regulatory or scientific complexity into dynamically generated, auditable code. Comfortable at both the code and strategy level, he excels at recruiting, coaching, and operationalizing research into production features. Based in Warsaw, he favors interdisciplinary challenges and pragmatic optimizations that squeeze real-world performance from sophisticated algorithms.
13 years of coding experience
10 years of employment as a software developer
doctor of natural sciences (PhD), computer and information sciences, doctor of natural sciences (PhD), computer and information sciences at University of Warsawdoctor of natural sciences (PhD), physical sciences, doctor of natural sciences (PhD), physical sciences at Nicolaus Copernicus University in Toruń
Polish, English, czeski, Italian
Github Skills (65)
abstraction10
relational10
nette10
database10
sqlite10
analyzer10
doctrine10
abstraction-layer10
sql-server10
recorder10
viewer10
annotator10
oracle10
opencl9
dbal9
Programming languages (6)
Github contributions (5)
develancer/empi
Jan 2016 - Jun 2022
Enhanced Matching Pursuit Implementation
Contributions:24 releases, 94 commits, 2 PRs in 6 years 6 months
develancer/srodek
Jan 2018 - Jul 2021
Contributions:2 releases, 4 pushes, 2 branches in 3 years 6 months
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