İlayda T. - Data Analysis Expert

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Munich, Germany

Experience

Dec 2020 - Apr 2024

3 years 5 months

Ankara, Turkey

Data Analysis Expert

Turkish Statistical Institute

Began career as an Assistant Expert and promoted to Expert, specializing in analyzing official statistics and handling complex datasets to extract meaningful insights
Managed and coordinated over 20 ongoing projects annually, collaborating with cross-functional teams to drive data-driven decision-making and process optimization
Conducted seasonal adjustment analysis using JDemetra+ for over 1,000 time series annually, including GDP, Foreign Trade and Consumer Confidence indices
Applied forecasting, backcasting, and nowcasting techniques for time series and analyzed complex datasets and high-frequency time series
Conducted econometric modeling to assess economic trends and policy impacts, applying statistical techniques to improve forecasting accuracy
Built statistical models, including ARIMA models, determining key variables using both statistical tests and economic significance
Ensured data integrity by detecting anomalies, cleaning datasets, outlier detection and improving data quality across databases
Automated data preprocessing and transformation workflows using Python and SQL, reducing manual effort and improving efficiency
Developed dashboards and reports in Excel and R Markdown to visualize and present results effectively
Assisted other departments with data analysis needs and provided training on data analysis, time series and seasonal adjustment
Prepared methodology reports for official statistics and effectively communicated findings and insights to both technical and non-technical stakeholders
Collaborated with international partners (EUROSTAT, ICON Institute) to harmonize methodologies
Worked on statistics including Foreign Trade Indices, Gross Domestic Product, Labour Force Statistics, Foreign Trade Statistics, Turnover Indices, Industrial Production Index, Consumer Price Index, Consumer Confidence, Labour Input, Labour Cost and Earnings Statistics, Retail Sales Indices, Services, Retail Trade and Construction Confidence