Stepan Dvoiak
DS DE at Jooble
Contact Info
Other
Summary
👤
Senior🎓
Top SchoolStepan Dvoiak is a Data Scientist and Data Engineer with 10 years in the internet industry, currently building ranking models and ML Ops at Jooble. He brings strong engineering rigor from a high-energy physics background (BS/MS) and hands-on experience managing local Hadoop clusters and complex Spark-based analyses. Comfortable across the stack, he has implemented search-engine microservices, full-stack web projects, and production-ready Python data pipelines. Colleagues rely on him for pragmatic solutions that bridge research-grade modeling and operational reliability. Outside typical DS/DE duties he also blends UI/UX and information-visualization instincts from earlier full-stack work, which helps surface actionable insights for product teams. He describes himself simply: a Python-focused data engineer who loves AI.
10 years of coding experience
Bachelor's degree, High Energy Physics, 98, Bachelor's degree, High Energy Physics, 98 at Kiev National Taras Shevchenko UniversityMaster's degree, High Energy Physics, 95, Master's degree, High Energy Physics, 95 at Taras Shevchenko National University of KyivHigh Shcool, Physics, High Shcool, Physics at Phisical - Technical Lyceum
English, Ukrainian
Github Skills (26)
notebook10
jupyter10
jupyterlab10
jupyter-notebook10
photo-upload9
multiclass-classification8
sentence8
server7
core-services7
endpoints7
backend7
classification7
rest-api6
api6
rest6
Programming languages (3)
Github contributions (5)
oyvsyo/tallent_plan_course
Feb 2022 - Apr 2023
Practice code for PingCAP talent plan course
Contributions:4 releases, 12 PRs, 27 pushes in 1 year 2 months
talent-planplanrusttalentdatabase
oyvsyo/multiaxisgraph
May 2017 - Jul 2017
Contributions:29 commits, 4 PRs, 20 pushes in 2 months
axispythonadditionalplottingroot
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.