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Linux Machine Learning (ML) Mathematics Python Statistics
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$15 USD / hour
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$15 USD / hour
It's currently 6:04 PM here
Joined September 29, 2018
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Oleg S.

@OSolovyev

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$15 USD / hour
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$15 USD / hour
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Data Scientist | Python R SAS

With 15+ years as a Data Scientist and M.S. in Analytics from Top tech University. I am good at both: Machine Learning and Software Development. Thanks for reading my profile. Let's have an interview to discuss the details.
Freelancer Python Developers Russian Federation

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Portfolio Items

Developed PCA analysis demo using R
Principal Component Analysis
Simulated two data sets with specific distribution.
Simulate two datasets for algorithm testing
Graph shows number of posts' comments between two internet forum members: https://www.youtube.com/watch?v=oLto_eY03rg
Internet forum visualization
Converted Stata code containing linear regressions and gamma regressions to SAS code.
Convert Stata code to SAS
Developed visualisation of several forecasting algorithms for BI conference.
Time series forecasting
Credit scorecard evaluation
Credit scorecard evaluation

Reviews

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Experience

Data Scientist

IT Outsourcing Company Artel.dev
Sep 2018 - Present
70+ satisfied clients 35+ five star reviews

Head of Analytics team

Microfinance DobroZaim.ru
Feb 2018 - Aug 2018 (6 months, 4 days)
Developed Scoring models with R and Python rising Gini from 20+ to 40+ Paralleled company's budget process, increasing speed and accuracy Developed payments forecasting methodology with MAPE < 2% accuracy

Risk manager

Microfinance ZaymiProsto.ru
Oct 2015 - Sep 2017 (1 year, 11 months)
Created sales funnel, cash recovery, vintage reports from scratch Developed internal scoring models removing external score reducing costs x2 Updated models using champion / challenger experiments Negotiated and tested new data sources

Education

MSc in Analytics

North Carolina Agricultural and Technical State University, United States 2008 - 2009
(1 year)

B.S. Mathematics

Moskovskij Gosudarstvennyj Tehniceskij Universitet im. N.E. Baumana, Russian Federation 1999 - 2005
(6 years)

Qualifications

Predictive Modeler Using SAS Enterprise Miner

SAS Institute Inc.
2009
SAS Certified Predictive Modelers have demonstrated the ability to build predictive models, assess models, score new data sets, and implement models using SAS Enterprise Miner.

Advanced Programmer for SAS

SAS Institute Inc.
2008
SAS Certified Advanced Programmers for SAS 9 have demonstrated a high level of proficiency in SAS programming expertise and are skilled in tasks such as using advanced DATA step programming statements and efficiency techniques to solve complex problems, writing and interpreting SAS SQL code, creating and using the SAS MACRO facility.

Base Programmer for SAS

SAS Institute Inc.
2008
SAS Certified Base Programmers for SAS 9 have demonstrated skills in importing and exporting raw data files, manipulating and transforming data, combining SAS data sets, creating basic detail and summary reports using SAS procedures and identifying and correcting data, syntax and programming logic errors.

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Certifications

numeracy_1.png Basic Numeracy 1 89% us_eng_1.png US English 1 80%

Top Skills

Python Linux Statistics Machine Learning (ML) Mathematics

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