Sergei Chigin
Senior Data Analyst
Limassol, Cyprus
Summary
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Senior🎓
Top SchoolSergei Chigin is a Senior Data Analyst based in Limassol with nine years of professional experience and over four years focused on data science, specializing in credit risk analytics, churn prediction, customer segmentation, uplift and response modeling. He currently drives analytics at Exness after a progressive data science career at Tele2 where he advanced from Data Scientist to Chief Data Scientist in a short span, evidencing both technical depth and leadership. Trained as an engineer with master's degrees from Technical University Munich and Bauman Moscow State Technical University, he combines rigorous quantitative skills with practical product-facing experience. His background includes cross-industry exposure—from telecom to financial services and even engineering roles in energy—giving him a pragmatic, systems-level perspective on data problems. Notably, his career path shows an ability to translate research and engineering foundations into deployable analytics that influence business decisions.
9 years of coding experience
8 years of employment as a software developer
Master's Degree, Power Engineering, Master's Degree, Power Engineering at Technical University MunichMaster’s Degree, Internal Combustion Engines, Master’s Degree, Internal Combustion Engines at Bauman Moscow State Technical University
english (ielts 2024 - 7.5), German, Russian
Github Skills (20)
seaborn10
ipynb10
matplotlib9
vowpal-wabbit9
docker9
plotly9
data-analysis8
python8
pandas8
scikit-learn8
machine-learning8
scipy8
algorithms8
data-science7
math7
Programming languages (3)
Github contributions (5)
yabata/prodyn
Nov 2016 - May 2017
Contributions:91 commits, 88 pushes in 6 months
schigin/portfolio
Oct 2023 - Jun 2024
The repository includes multiple projects that demonstrate my skills in data analysis.
Contributions:20 PRs, 27 pushes, 22 branches in 8 months
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