Java, Springboot, Restapi, Node, Typescript, Couchdb, Mongo Db, Angular, Spring, Microservices, NOSQL DB

Power Bi, Pyspark, Apache Spark, Tableau, Sparksql, Sql, Seaborn, Matplotlib, Databricks, Python, Performance Tuning, Big Data Technologies, Etl Tools, workflow orchestration, R packages

merging , Rest Api, Regular Expression, Pandas, Csv, Data Cleaning, Json, Authentication, filtering, Data manipulation and analysis, Text, Sorting, Applying functions to datasets, aggregation, Handling missing data, Writing to files, Error handling, Reshaping, API rate limiting, Text searching, Implementing custom data structures, pattern matching, Data Validation