Sara Şahin

Conducted interactive Power BI training focused on data modeling, DAX formulas, and dynamic dashboard development using real-world scenarios. Developed learning materials and guided participants to build end-to-end BI solutions, improving practical tool usage and post-training assessment scores.

Standardized, cleaned, and merged complex inspection datasets to support trend analysis. Built simple machine learning models for anomaly detection and inspection risk classification, and performed exploratory analysis on multi-year score trends.

Coordinated a partnership with Gaza Talents to expand job development and resource access. Led CV and LinkedIn-focused workshops and mentorship to support participant employability and provide market-aligned guidance.

Analyzed multiple company services to identify strengths and weaknesses and generate actionable improvements. Modeled service performance using Gradient Boosting and Random Forest Regressor to uncover inefficiencies, proposing innovations that increased efficiency by 25%.

Accelerated data quality analysis on web-scraped data, achieving 95% accuracy. Implemented data cleaning scripts to remove anomalies and worked with the web scraping team to refine key areas and add data validation checks to enhance data integrity.

Led survey analysis in academic research using Python and R across 100+ research projects to identify causal relationships. Built regression, classification, and clustering models (including linear regression, random forest, SVM, and K-means) and produced academic reports to support research accuracy.

Delivered Excel training during a multi-month program in 2019. Supported participants with practical instruction through the training period.

Led training for 100+ employees on data analysis tools and techniques, increasing organizational data literacy. Introduced 300+ Excel spreadsheets for daily, weekly, and monthly reporting and improved on-time completion by 23%.

Designed a comprehensive math and statistics curriculum covering algebra, geometry, probability, descriptive statistics, and introductory inferential statistics, improving student success rates by 55%. Implemented diagnostic assessments and progress monitoring to identify conceptual gaps earlier and maintained a continuous curriculum review process across 10 courses.

Delivered online English lessons to beginner and intermediate learners focusing on grammar, conversation, and vocabulary development. Adapted materials and teaching methods to diverse learner needs while maintaining a supportive virtual classroom environment.

Created a training strategy for teaching statistical tests using SPSS and delivered instruction to improve practical application by 40%. Expanded curriculum content by 60% and led a pilot program to evaluate new instructional methods and improve student competence.

Ongoing Certificate in Computer and Data Science focused on foundational skills in computing and data analysis.

Completed a Master's degree in Data Analytics at KIIT University in 2021.

Completed a Master's degree in Economics and International Business Administration at the Higher Institute for Administrative Development in 2017.

Completed a Bachelor's degree in Mathematical Statistics at Damascus University in 2015.