Senior Data Scientist with expertise in statistical modelling, machine learning, and process automation. Proven track record of optimizing workflows, designing and developing end-to-end pipelines, and driving strategic business improvements through data insights. Passionate about fostering innovation by learning, sharing and implementing new technologies and tools.
Gfk - An Niq Company
View- Website:
- nielseniq.com/global/zh
- Employees:
- 201
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Data Science Team LeadGfk - An Niq CompanySofia, Bg -
Senior Data ScientistGfk - An Niq Company Nov 2023 - PresentSofia, Bulgaria- Owned high-impact projects from concept to production by overseeing architecture, delegating tasks, and doing code reviews to ensure successful execution.- Conducted training sessions to other data scientists and analysts, supporting junior colleagues and fostering skill development.- Evaluated third-party data partnerships, aiming to enhance data quality, onboard new markets and provide strategic solutions to clients.- Designed and optimized end-to-end data pipelines and infrastructure, improving data ingestion, preprocessing, imputation, modelling, and analysis, streamlining processes and increasing efficiency. -
Junior Data ScientistGfk - An Niq Company Apr 2022 - Oct 2023Sofia, Bulgaria- Performed inferential statistical analyses on diverse data sets, including survey samples, employing advanced imputation techniques, regression models, and data calibrations.- Developed and maintained automated data processes, enhancing efficiency, improving quality, and reducing execution time.- Collaborated closely with stakeholders, data analysts, data engineers, external auditors, and other departments. -
Financial Data AnalystMetro Bulgaria Nov 2021 - Dec 2021Sofia, Sofia City, Bulgaria- Supported other departments and the board of directors by analysing quantitative data to create insightful reports driving business improvements.- Contributed to multiple company projects by assisting with investment calculations and forecasting expected sales and income.- Dealt with the operational control and analysis of customers, assortment, advertisement, suppliers, employees and related processes.- Successfully optimised and automated the creation process of the sales and revenue parts of the monthly P&L report using SQL and VBA. -
Junior Financial Data AnalystMetro Bulgaria Jul 2020 - Oct 2021Sofia, Bulgaria -
Fund Administration InternshipApex Group Ltd (Bulgaria Branch) Jul 2019 - Sep 2019Bulgaria- Collected and processed accounting data. - Responsible for net asset value calculation (NAV) including cash and portfolio reconciliation, portfolio valuation, calculation of fees and accruals.- Performed various compliance checks of the investment funds.- Created invoice templates and payment instructions.
Kristofar Stavrev Education Details
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Artificial Intelligence For Business And Finance -
High School Of Commerce BurgasBanking
Frequently Asked Questions about Kristofar Stavrev
What company does Kristofar Stavrev work for?
Kristofar Stavrev works for Gfk - An Niq Company
What is Kristofar Stavrev's role at the current company?
Kristofar Stavrev's current role is Data Science Team Lead.
What schools did Kristofar Stavrev attend?
Kristofar Stavrev attended Sofia University St. Kliment Ohridski, University Of National And World Economy, High School Of Commerce Burgas.
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