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Artem Olefirenko has worked as a Data Analyst at SalesIntel.io since August 2022. In this role, they are responsible for data analysis and management, data research, ad-hoc queries compilation, dataset composition, query composition, and data enrichment. Artem has also performed database cleanup and designed rules for invalid data determination and purge.

Prior to that, Artem worked as a Data Quality Analyst at OZON.ru from November 2021 to December 2022. In this role, they developed and implemented automated data quality checks, conducted data analysis and management, developed backend of a data quality checking tool, and managed the team backlog. Artem successfully implemented a data quality service that reduced the time of financial report delivery and designed a service that allowed business users to compile their own data quality checks.

Artem also has experience working as a Web Marketing Analyst at ToYou | تويو from November 2020 to October 2022, and as a Data Quality Analyst at X5 Group from February 2021 to November 2021. In these roles, they were responsible for various data-related tasks such as data stewarding, creating views and tables, monitoring data quality, and implementing data quality checks.

Additionally, Artem has completed a Product Analytics program as a student at GeekBrains from February 2020 to February 2021.

Artem Olefirenko attended the Higher School of Economics from 2013 to 2016, where they pursued an incomplete higher education degree in Law. In addition to their formal education, they obtained several certifications, including Python Basics from Coursera in May 2023, an EF SET Certificate from EF English First in March 2022, Programming on Python from Stepik in March 2022, Python Data Structures from Coursera in July 2020, and Programming for Everybody (Getting Started with Python) from Coursera in February 2019.