Experience

FS Play

• Cyprus
• Social Networking Platforms
• 1 - 100 Employee

• Data Analyst

  • Feb 2023 - Present

  - Developed and optimized complex SQL queries and scripts - A/B tests - Developing Airflow DAGs and was responsible for the supporting of the main data marts of the company - Grafana reports - Product analytics, client analytics, metrics, KPI and marketing issues Clickhouse, MySQL, Airflow, SQL, Python, DAGs, Cron, A/B tests - Developed and optimized complex SQL queries and scripts - A/B tests - Developing Airflow DAGs and was responsible for the supporting of the main data marts of the company - Grafana reports - Product analytics, client analytics, metrics, KPI and marketing issues Clickhouse, MySQL, Airflow, SQL, Python, DAGs, Cron, A/B tests



Leroy Merlin

• France
• Retail
• 700 & Above Employee

• • Dec 2021 - Feb 2023

  In addition to previous responsibilities, the following have been added:- Developed and optimized complex SQL queries and scripts. Started dataprocessing with Python (Airflow, RestAPI, BigQuery, PostgreSQL, Greenplum).- Modified Airflow DAGs and was responsible for the recalculation of the maindata marts of the company.- Developed multi-level loading functions for SQL Data Mart(BigQuery, PG, Greenplum).- Supported and modernized all stages of loading and calculating Data Mart of thecompany's financial statements. Show less

• • Dec 2018 - Dec 2021

  • Identified and documented detailed business rules and use cases based on requirements analysis.• Researched and resolved issues regarding integrity of data flow into databases.• Was engaged in searching, mapping, transforming and preparing data sources for visualizations (Excel, Power BI) and developed tables and views (ods, mart).• Created PowerBI dashboards (Used various sources including BigQuery, Greenplum, PostgreSQL, Google Sheets and others) and Excel documents• Performed SQL DQ tests on complex levels of aggregation, periods. Compared sources and finded data loss in different systems. Show less



Детский мир

• Москва, Россия

• Technical Support Engineer

  • Sep 2018 - Nov 2018

  Working with hybris and SAP systems, drawing up SQL queries to the online store database for regular reporting. Testing and identifying errors on the website. Working with hybris and SAP systems, drawing up SQL queries to the online store database for regular reporting. Testing and identifying errors on the website.