Yassir Elrayah

Python, R, SQL, Spark, Machine Learning & Statistical Modeling (including XGBoost, Random Forests), Generative AI (RAG/Agentic AI), Marketing Analytics & Experimentation (MMM using Orbit & Meridian, lift tests, causal inference, DiD), Data Visualization (Tableau, Power BI), Cloud & Data Platforms (MS Azure, Databricks, Apache Hadoop, Apache Spark, Hive), Geospatial Analytics (ArcGIS, GeoPandas, map-matching, geo-indexing), Time Series Forecasting (KTR, Prophet, SARIMAX), Simulation & Synthetic Data Generation.