Nikitha Malladi Email & Phone Number

Overall 7+ Years of extensive experience in Analysis, Architecture, Design, Development, testing of applications using Big Data, Hadoop Tools, SQL, No SQL databases and in business warehouse. Very good experience in developing and deploying enterprise-based applications using major components in Hadoop ecosystem like Hadoop 1.X and 2.X, YARN, Hive, MapReduce, Spark, Kafka, Oozie, Sqoop, Scala, Python. Strong experience in Software Development Life Cycle (SDLC) including Requirements Analysis, Design Specification and Testing as per Cycle in both Waterfall and Agile methodologies. Strong experience in writing scripts using Python API, PySpark API and Spark API for analyzing the data. Extensively used Python Libraries PySpark, Pytest, Pymongo, cxOracle, PyExcel, Boto3, Psycopg, embedPy, NumPy and Beautiful Soup. Knowledge of ETL methods for data extraction, transformation and loading in corporate-wide ETL Solutions and Data Warehouse tools for reporting and data analysis.Azure data lake Analytics, Azure SQL Database, Data Bricks and Azure SQL Data warehouse and controlling and granting database access and Migrating On premise databases to Azure Data Lake store using Azure Data factory.Extensively dealt with Transaction data & Apache Kafka to fetch live stream data. Experience in converting Hive/SQL queries into Spark transformations using Scala and experience in ETL development using Spark SQL, RDD. Implemented pre-defined operators in spark such as map, flat Map, filter, reduceByKey, groupByKey, aggregateByKey and combineByKey etc. Good experience in writing Spark applications using Java. Hands on experience in installing, configuring, and deploying Hadoop distributions in cluster environments. Good working knowledge of Amazon Web Services (AWS) Cloud Platform which includes services like EC2, S3, VPC, ELB, IAM, DynamoDB, Cloud Front, Cloud Watch, Route 53, Elastic Beanstalk (EBS), Auto Scaling, Security Groups, EC2 Container Service (ECS), Code Commit, Code Pipeline, Code Build, Code Deploy, Dynamo DB, Auto Scaling, Security Groups, Red shift, CloudWatch, CloudFormation, CloudTrail, Ops Works, Kinesis, IAM, SQS, SNS, SES. Experience working on NoSQL databases including HBase and MongoDB. Experience in using different columnar file formats like Avro, RCFile, ORC and Parquet formats.