Robert Jeznach

Background

About Robert Jeznach

An experienced manager of the Analytics, CRM & BI department in one of the largest international trading companies. From LinkedIn recommendations:"Pure analytical and strategic mind. Both Academic and Professional of data analysis & data management skills. Honest, well organized, fast in projects results delivery." through creativity approach to customer segmentation and scoring reduced the distribution of paper marketing media by 30% at maintaining a similar level of sales development of a model of personalized email communications with dedicated offers for customers using predictive models - e.g. increasing the share of customers buying in HoReCa customers buying promotions by 40%(vs control group) development of an automatic reporting system - reduction of analysts' time requirements, reports on weekends and outside working hours of analysts implementation of communication with clients based on the customer lifecycle - implementation of anti-churn models - decrease in customer churn by 3% vs. LY I successfully moved Teradata-based reporting to Google Cloud - BigQuery Competences: budget and people management, analytical CRM, SQL expert, reporting, usage data in business, business analytics, data engineering, data governance/data management, GIS, Big Data, data mining, text mining, classifications, marketing automation, scoring, clastering, Teradata, GCP, BigQuery, Excel, Power Query, Power Pivot, Power Map, VB, R, Python, SQL trainer, GDPR, success oriented