Position: DQ specialist
Category: Data Analyst
English level: intermediate
Years of experience: 2

As a result of the implementation of cleaning proposals, the quality of data customer phone numbers increased by 2%.
Before the full-scale war in Ukraine, I worked as a Data Quality Analyst, I was involved in the analysis and improvement of data quality in the following areas: contact data of Bank clients, personal data of clients of the Deposit Guarantee Fund of individuals, HR data (about employees), data for FATCA reporting.
In particular, I analyzed the quality of customer contact data (e-mails, phones) in CRM Siebel according to the characteristics of Accuracy (syntax checks using regular expressions), Validity, Completeness, Consistency (integrity of data, including in various information systems, lack of duplicates).