Oleh Rybalchenko
Co-Founder at SoftServe
Kyiv, Ukraine
Summary
👤
Senior🎓
Top SchoolOleh Rybalchenko is a software engineer and entrepreneur with eight years of experience, currently co-founding CloudFlex in Kyiv while serving as Technical Lead at SoftServe. He blends applied mathematics and computer science expertise—pursuing a PhD at V.M. Glushkov Institute and holding an MS with distinction from Kyiv Polytechnic—to drive ML-infused engineering and product decisions. Known for a playful yet practical approach to machine learning, he builds models and evaluation tools that turn experimental ideas into production-ready features. His background spans full-stack web development and technical leadership across startups and larger firms, giving him a strong track record of shipping reliable systems. Comfortable both in hands-on coding and in steering teams, he focuses on pragmatic solutions that bridge research and real-world impact. Based in Kyiv, he brings entrepreneurial grit and academic rigor to building small, proud companies that punch above their weight.
8 years of coding experience
3 years of employment as a software developer
Igor Sikorsky Kyiv Polytechnic InstituteDoctor of Philosophy - PhD, Applied Mathematics, Doctor of Philosophy - PhD, Applied Mathematics at V.M. Glushkov Institute of Cybernetics
Stackoverflow
7,439reputation
875kreached
117answers
20questions
fastapi
top-1%
google-cloud-platform
top-5%
robotframework
top-5%
python
top-5%
google-bigquery
top-5%
json
top-5%
Github Skills (52)
plotly-dash10
fastapi10
python10
jupyter10
data-science10
finance10
charting10
ai10
bioinformatics10
data-visualization10
gui-framework10
react10
flask10
plotly10
async9
Programming languages (3)
Github contributions (5)
oryba/astformula
Dec 2020 - Oct 2021
A simple and extensible AST-based Python formula engine to execute string calculation statements
Contributions:1 release, 15 commits, 4 PRs in 10 months
python
oryba/uavrp
Apr 2018 - Jan 2023
Contributions:3 pushes, 2 branches in 4 years 10 months
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