Spark SQL, Pyspark, Banking Domain Knowledge, Sql, Performance Tuning, Logging and monitoring, Dataframes, ETL Estimation, Unix Scheduling Tool, Generic process development, Advanced Data transformations, Error handling, UDFS, Spark Functions, Teradata BTEQ

data wrangling , slicing , Numpy, Pandas, Concurrency, Git, Restful Services, Oop, Pyspark, data pipeline, Debugging, Apis, Core Python, Data Loading, Gen AI, dataframes, DB connectivity, application unit tests, Decorators, apply map functions, Vector operations, applymap, Lambda Functions, error handling, aggregations

Spark SQL, Hadoop, Pyspark, Data Warehousing, Unix Shell Scripting, Sql, Spark Core, Hive, Spark Streaming, Sqoop, Spark, Etl, HDFS