Aibek is available for hire

Aibek Atanbekov

Verified Expert in Engineering

Data Engineer and Developer

Location

Minneapolis, MN, United States

Toptal Member Since

November 7, 2022

Aibek is a data engineer and business intelligence developer specializing in data. He has an experience in data warehousing, data science, and business intelligence projects. For the last several years, Aibek has taken on data-related positions, including data warehouse developer, data quality analyst, and data scientist.

Data Analytics SQL Data Engineering ETL Python Spotfire Machine Learning TIBCO Business Intelligence (BI)R RStudio Shiny Microsoft Power BI IBM InfoSphere DataStage

Portfolio

Chevron

Machine Learning, Business Intelligence (BI), SQL, Spotfire, Python...

Chevron

Data Analytics, Data Quality Analysis, SQL, Microsoft Power BI...

Experience

SQL - 5 years Data Analytics - 4 years Python - 3 years Data Science - 3 years Machine Learning - 3 years Data Quality Analysis - 2 years Amazon QuickSight - 1 year Spotfire - 1 year

Availability

Full-time

Preferred Environment

Windows, SQL, Spotfire, MacOS, Python

The most amazing...

...thing I've developed from scratch is a data science project for Kazakhstan's oil and gas company, and implemented it into a production environment.

Work Experience

Data Scientist | Data Analyst

2019 - 2022

Chevron

Developed an application to predict water releases in oil wells, saving a company $150 million annually in the Kazakhstan branch, executed in production within eight weeks. Tools used: logistic regression for modeling and Spotfire for visualization.
Engineered an application that finds the shortest routes for trucks to drop off and pick up water in the oil field region, saving costs by $50 million annually. Routes and distances were calculated using the ACO model.
Created a dashboard with KPI data for the drilling department. Used TIBCO Spotfire for visualization.
Conducted a 3-day offline training for TIBCO Spotfire and Streambase.

Technologies: Machine Learning, Business Intelligence (BI), SQL, Spotfire, Python, Data Science, TIBCO, ETL, CSV Export

Data Quality Analyst

2015 - 2019

Chevron

Created a script that found discrepancies in business data. Those discrepancies were visualized through the Spotfire dashboard. The app increased data quality from 85% to 97%, potentially saving $300,000 annually.
Developed jobs to maintain the quality of business data within IBM InfoSphere QualityStage.
Devised scripts to maintain data quality rules and applied them to business departments like HR, Finance, and Reservoir Management.

Technologies: Data Analytics, Data Quality Analysis, SQL, Microsoft Power BI, Data Engineering, ETL, CSV Export

Experience

Dewater

Dewater is an R Shiny-based application that builds routes for drivers on their day and night shifts to collect and unload the water from the oil field areas. The algorithm for building the routes is based on ant colony optimization.

Data Science Projects

https://github.com/klenotion/yandex-practicum-data-science-projects

A portfolio of data science projects during the Yandex Praktikum course. Projects required different areas of expertise such as IT, business, and industrial scope. The course continued for eight months, including the final project. A data scientist from Yandex reviewed each project.

Host-to-Host at Tengizchevroil

Made an integration of the company's enterprise resource planning (ERP) system with the CitiConnect online banking system. The project involved communication with business and banking representatives, considering alternatives, and reporting to the business and project manager.

Banking Project

PROJECT DESCRIPTION
Zolotaya Corona for Sberbank—an application that allows the transfer of money between banks.

SCOPE
• Creating a banking system and integrating it with external resources
• Developing analytical reports using Progress4GL
• Establishing payment files and reports using Progress4GL

Skills

Languages

SQL, Python, R

Other

Data Analytics, Data Quality Analysis, Data Engineering, CSV Export, Machine Learning, Online Banking, TIBCO, Technology, Innovation

Tools

Spotfire, IBM InfoSphere (DataStage), Amazon QuickSight, Microsoft Power BI

Paradigms

ETL, Data Science, Business Intelligence (BI), Management

Frameworks

RStudio Shiny

Education

2022 - 2024

Master's Degree in Management of Technology

University of Minnesota - Minneapolis

2018 - 2020

Master's Degree in Data Science

Suleyman Demirel University - Almaty, Kazakhstan

Certifications

AUGUST 2021 - PRESENT

Data Science Professional Training Course

Yandex

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