Oleksiy R
Associate Professor
Kyiv, Ukraine
Summary
👤
Senior🎓
Top SchoolOleksiy R is a principal-level engineer and associate professor based in Kyiv with 30+ years of hands-on experience designing and delivering complex, high-load systems across industrial automation, logistics, banking and enterprise platforms. He blends deep Computer Science foundations and functional programming (Scala, Haskell, Rust) to create robust domain models and architectures that stay maintainable under real-world complexity, while remaining happiest working close to the code. His background spans end-to-end systems engineering—from real-time streaming and recommendation engines to legacy telephony platforms built long before cloud—and includes leadership roles (CIO/CTO) and extensive teaching since 2010. He has repeatedly turned ambiguous domains into clear, testable designs and pragmatic production systems, and is known for precision, strong abstractions, and a talent for simplifying hard problems. An educator and practitioner, he still codes without burnout and brings a rare mix of academic rigor and decades of production experience.
9 years of coding experience
24 years of employment as a software developer
Doctor of Philosophy, Computer Science, Doctor of Philosophy, Computer Science at International Research and Education Center for Information Technologies and Systems, NAS of Ukraine and MES of UkraineIgor Sikorsky Kyiv Polytechnic Institute
English, Russian, Ukrainian
Stackoverflow
408reputation
185kreached
29answers
0questions
Github Skills (27)
fantasy-land9
specification9
algebraic-data-types8
interoperability7
algebra7
javascript7
functional7
category-theory7
whitespace6
multipart-formdata6
optimization6
jetty6
immutability6
scala6
java6
Programming languages (9)
Github contributions (5)
djnzx/java-heroku-from-zero-to-hero
Dec 2019 - May 2021
Contributions:33 commits, 8 PRs, 18 pushes in 1 year 5 months
djnzx/rib-xtractor
Feb 2017 - Mar 2021
Contributions:9 pushes, 1 branch in 4 years 1 month
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