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Dmitry Grachev has a diverse work experience in data engineering and technical consulting. Dmitry is currently working as a Data Engineer at choise.com. In this role, Dmitry has implemented and developed a new Data Warehouse (DWH) and Data Lake using AWS cloud. Dmitry has also greatly improved data quality, stability, and security for the DWH project.

Prior to their current role, Dmitry worked as a Data Warehouse Engineer at Renaissance Insurance from 2017 to 2021. During this time, they implemented and developed two financial data warehouses using Oracle and Greenplum. Dmitry also assisted the accounting team in preparing financial reporting for the Central Bank.

Before their tenure at Renaissance Insurance, Dmitry worked as a Technical Expert at Luxoft from 2015 to 2017. Here, they provided support for the consolidated platform for Financial Reporting in Deutsche Bank. Dmitry was responsible for developing monitoring system reports using Oracle 11g and Java.

From 2014 to 2015, Dmitry served as a Senior Oracle Technical Consultant at RDTEX, where they developed and supported data marts for the Central Bank's reports using Oracle 11g, Oracle BIEE 11g, and Oracle APEX. Dmitry successfully improved and optimized the data marts, provided support and consultation to users, and developed terms of reference for new reports.

Prior to their role at RDTEX, Dmitry worked as an Oracle Developer at StackSoft from 2012 to 2014. Here, they developed reporting and monitoring modules for XRM Onyma and supported the data warehouse. Dmitry played a crucial role in optimizing data loading, developing operational and analytical reports, and implementing a data analysis module for the monitoring system.

Dmitry's career began as an Assistant at EC-Leasing in 2011, where they worked for a year before transitioning into more technical roles.

Dmitry Grachev obtained a Master's Degree in Information Security from the National Research Nuclear University MEPhI (Moscow Engineering Physics Institute) from 2008 to 2013. In addition to their degree, Dmitry also holds various certifications including Oracle Advanced PL/SQL Developer Certified Professional (OCP) obtained in December 2016, Oracle PL/SQL Developer Certified Associate (OCA) obtained in October 2015, and AWS Certified Cloud Practitioner obtained in November 2021.