I am an experienced Data Engineer with nearly five years of hands-on expertise in designing, building, and optimizing large-scale data pipelines using the Databricks Lakehouse platform. I hold both the Databricks Certified Data Engineer Associate and Databricks Certified Data Engineer Professional certifications. My professional experience includes working extensively with Apache Spark, Delta Lake, Spark SQL, and end-to-end data engineering workflows in production environments. I specialize in building reliable, scalable, and performance-optimized data solutions aligned with industry best practices and certification standards. My teaching approach focuses on practical understanding, real-world scenarios, and exam-oriented preparation to help learners succeed with confidence.