Rajesh Mavi is a Senior Lead Data Engineer with 13+ years of experience building large-scale distributed data platforms, real-time streaming systems, and cloud-native analytics solutions across banking, telecom, and enterprise domains. He specializes in Kafka, Apache Spark, PySpark, AWS, Snowflake, Databricks, and Hadoop modernization. Currently at Bank of America via Infosys, he leads Hadoop-to-PySpark migration, enterprise event streaming initiatives, and data quality and governance frameworks. He has delivered scalable ETL systems, fraud analytics pipelines, and AI-enabled RAG architectures. He holds a Master’s in Data Science and is passionate about building reliable, AI-ready data platforms and optimising distributed systems for performance, scalability, and resilience.