I am Hager Elkahlawy, a Big Data Engineer dedicated to architecting and building highly scalable, robust data infrastructures. I empower businesses by transforming raw, scattered data into accurate, real-time insights that drive smart decision-making. Seamless processing of 3TB+ of massive data volumes daily. Highly stable data pipelines with up to 99% reliability. Tuned data jobs with performance and speed gains of up to 25%. My Tools & Tech Stack: Big Data Processing: Apache Spark, Hadoop Real-Time Streaming: Apache Kafka Programming & Databases: PyThon, SQL, NoSQL Data Engineering: Designing and deploying end-to-end ETL/ELT pipelines.