Nikolay Shchegolev is a Lead System & Data Analyst based in Vienna with over 20 years of experience designing business-management applications and seven years in senior analytics leadership roles. He has hands-on mastery of ETL, Data Vault 2.0 DWH design, OLAP, and visualization stacks including Power BI, Tableau, SSAS/SSIS and modern tooling like Airbyte and Metabase. As a team lead he coached analysts, built and maintained complex database pipelines across PostgreSQL/Greenplum, Oracle and MS SQL Server, and delivered reporting systems for public-sector clients such as the Austrian Ministry of Health. Nikolay combines deep mathematical training (MS in Mathematics & Computer Science) with practical legacy-to-modern migration experience—integrating data from sources as varied as Lotus Domino to XML and flat files. He is consistently focused on uncovering actionable insights and translating them into interactive dashboards and operational reporting. Quietly prolific, he pairs rigorous data modeling with pragmatic delivery to turn messy enterprise data into trusted business assets.
7 years of coding experience
20 years of employment as a software developer
Oracle Database: PL/SQL Program Units, Oracle Database: PL/SQL Program Units at Oracle University
Horizontal and vertical integration in digitization, Horizontal and vertical integration in digitization at Leopold-Franzens Universität Innsbruck
Mathematics, Mathematics at Omsk Mathematical College
Master of Science (MS), Mathematics and Computer Science, Diploma with honors, Master of Science (MS), Mathematics and Computer Science, Diploma with honors at Omsk State University (OSU)
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