Data Scientist
Current
Aug 2019 - Present
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Sergey Kitaev Email & Phone Number
Data Scientist, python developer
at
Фриланс
LinkedIn matched
✓ Verified Jul 2026
3 data sources
Profile completeness 86%
Current company
Role
Data Scientist, python developer
Location
Samara, Russian Federation
Company size
Who is Sergey Kitaev? Overview
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Quick answer
Sergey Kitaev is listed as Data Scientist, python developer at Фриланс, a with 1527 employees, based in Samara, Russian Federation. AeroLeads shows a matched LinkedIn profile for Sergey Kitaev.
Sergey Kitaev previously worked as Data Scientist at Фриланс and Chief Consultant at Accounts Chamber Of Samara Region. Sergey Kitaev holds Mechanical Engineer, Aircraft Engines, 4,35 from Samara State Aerospace University.
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Фриланс
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Profile bio
About Sergey Kitaev
Data Scientist (ETL, scraping, ML, DL, descriptive statistics, hierarchical cluster analysis, Probability models, Bayesian approach, Hypothesis Testing (Z, T statistics, P-value, ES (Cohen's D), Chi square), Type I and II Errors, decision trees, random forest, gradient boosting machine).Positive experience building models of statistical inference, prediction using Python. Flawless Python level.Experience with Python (numpy, pandas, scikit-learn, matplotlib, tensorflow, keras, pytorch, opencv), testing driven development, Google Colaboratory (GPU); PostgreSQL, Linux(Ubuntu), Docker, Git, Github.Experience using algorithms for selecting hyperparameters.Kaggle: top 15% (327 in the entry leaderboard «digit recognizer»).Math background of neural networks (linear and vector algebra, functional analysis, differential calculus, mathematical statistics, probability theory and combinatorics), activation functions, backpropagation method, gradient descent method, classical training in predicting the category of an object (classification) and value prediction (regression).The certified expert in the sphere of the investment analysis, an assessment of investment projects, business (FEA, DCF models (NPV, NPVS, PI, IRR, MIRR, DPP, ARR); CFROI (cash flow return on investment), EVA (economic value added), WACC (Weighted Average Cost of Capital); CAPM (Capital Asset Pricing Model)).
Current workplace
Sergey Kitaev's current company
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6 roles
Sergey Kitaev work experience
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Chief Consultant
Accounts Chamber Of Samara Region
Department Methodology and AnalyticsMethodological and expert support for external financial audit. Development of audit standards; methods and models of financial and economic expertise of investment projects, economic prediction, development strategies; methodological support for expert and analytical activities.Data science (ETL (extract, transform, load), feature selection, algorithm construction); correlation, regression, factor analysis, numerical methods; econometric methods… Show more Department Methodology and AnalyticsMethodological and expert support for external financial audit. Development of audit standards; methods and models of financial and economic expertise of investment projects, economic prediction, development strategies; methodological support for expert and analytical activities.Data science (ETL (extract, transform, load), feature selection, algorithm construction); correlation, regression, factor analysis, numerical methods; econometric methods, research of relationships between the parameters of factors an results; mathematical models of multicriteria optimization. Experience with Big Data. Show less
Jun 2016 - Jul 2019
Deputy Director - Head Of Competitive Procurement
Llc «Management Contract Technologies»
Responsibilities:- the organization seminars on contract system in the sphere of procurement, on creation of models of effective purchasing system;- rendering full range of consulting, expert services in the contract system.Experience in the development, improvement and updating of the regulatory, methodological base in framework of procurement systems in the company of the customer according strategy, taking into account the Key Performance Indicators, lean manufacturing… Show more Responsibilities:- the organization seminars on contract system in the sphere of procurement, on creation of models of effective purchasing system;- rendering full range of consulting, expert services in the contract system.Experience in the development, improvement and updating of the regulatory, methodological base in framework of procurement systems in the company of the customer according strategy, taking into account the Key Performance Indicators, lean manufacturing methodology.Experience in the development of educational programs, of test materials (case studies, tests), including with the use of distance learning technologies. Show less
Apr 2013 - Jul 2014
Deputy Head - Head Of Department, Stats Secretary
Main Directorate For Organization Of Bidding Of The Samara Region
Responsibilities:- information-analytical support, preparation of analytical materials, presentations, administration of hardware and software;- preparation of technical specifications for the design, development and modernization of the information-analytical systems, testing of software modules;- planning, methodological support, maintenance of databases;- organization and providing system of electronic document flow.- development of key performance indicators (KPI)… Show more Responsibilities:- information-analytical support, preparation of analytical materials, presentations, administration of hardware and software;- preparation of technical specifications for the design, development and modernization of the information-analytical systems, testing of software modules;- planning, methodological support, maintenance of databases;- organization and providing system of electronic document flow.- development of key performance indicators (KPI), monitoring and reporting on the results of performance KPI;- training customers.Results (developed and implemented):- the order of interaction of the authorized body and customers;- system of electronic trading;- portal of public contracts;- key performance indicators (KPI) and performance management system;- mechanisms and indicators for assessing the performance of procurement system. Show less
Sep 2003 - Dec 2012
Chief Department Stock Market And Property
Property Fund Of Samara Region
Responsibilities:- organization and implementation of procedures for the sale of privatized state property, including blocks of shares;- evaluation of investment projects, shares;- management of shares (stakes) in state-owned companies, a representative on the Boards of Directors of joint-stock companies.
Sep 1997 - Sep 2003
Design Engineer
Kuibyshev Design Office «Armaturproyekt» (Now Jsc «Agregat»)
Design engineer, experience in the field of dynamics and strength mechanical systems valve hydropneumo-fuel units of fuel automation gas turbine engines.
Apr 1990 - Sep 1993
2 education records
Sergey Kitaev education
Mechanical Engineer, Aircraft Engines, 4,35
Economist, Finance And Credit, 4,6
FAQ
Frequently asked questions about Sergey Kitaev
Quick answers generated from the profile data available on this page.
What company does Sergey Kitaev work for?
Sergey Kitaev works for Фриланс.
What is Sergey Kitaev's role at Фриланс?
Sergey Kitaev is listed as Data Scientist, python developer at Фриланс.
Where is Sergey Kitaev based?
Sergey Kitaev is based in Samara, Russian Federation while working with Фриланс.
What companies has Sergey Kitaev worked for?
Sergey Kitaev has worked for Фриланс, Accounts Chamber Of Samara Region, Llc «Management Contract Technologies», Main Directorate For Organization Of Bidding Of The Samara Region, and Property Fund Of Samara Region.
How can I contact Sergey Kitaev?
You can use AeroLeads to view verified contact signals for Sergey Kitaev at Фриланс, including work email, phone, and LinkedIn data when available.
What schools did Sergey Kitaev attend?
Sergey Kitaev holds Mechanical Engineer, Aircraft Engines, 4,35 from Samara State Aerospace University.
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