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Yulia Lonyagina

@yulialonyagina

Senior BI Developer at ATI.SU who developed 60+ Qlik Sense dashboards for 400+ users.

At ATI.SU, I developed and maintained more than 60 Qlik Sense dashboards and self-service BI solutions used by over 400 business users. These tools supported KPI monitoring and reduced report preparation time by 50%.

I also designed and maintained ETL pipelines that reduced data processing time by 40%, and contributed to implementing a company-wide investment allocation framework. Earlier, at LLC “Gazpromneft – Digital Solutions” and JSC “KPMG,” I developed BI solutions, data models, and reporting processes.

Experience

Work history, roles, and key accomplishments

Current

Senior BI Developer

Current

ATI.SU

Apr 2021 - Present (5 years 6 months)

Collaborated with cross-functional stakeholders to translate business requirements into data models and BI solutions. Designed and maintained complex ETL pipelines, reducing data processing time by 40%, and developed 60+ Qlik Sense dashboards used by 400+ users.

Qlik Sense ETL Data Modeling SQL Dashboard Development Data Integration Performance Optimization User Access Management

Middle BI Developer

LLC Gazpromneft – Digital Solutions

Oct 2019 - Apr 2021 (1 year 6 months)

Partnered with stakeholders to deliver BI solutions supporting 10+ business initiatives. Optimized ETL processes and developed data models, reducing report development time by 40% and report response times by 80%.

Qlikview ETL Data Modeling SQL Dashboard Development Performance Optimization Technical Support

Consultant

JSC KPMG

Jul 2017 - Sep 2019 (2 years 2 months)

Collaborated with cross-functional teams to deliver data-driven solutions optimizing tax reporting processes, improving efficiency by 30%. Implemented data quality assurance processes reducing data-related issues by 25%.

Data Analysis Data Quality Assurance Business Requirements Reporting Dashboard Development Stakeholder Communication