Ramesh Shankaranarayan Email & Phone Number

Bengaluru, KA, IN

Bengaluru, Karnataka, India

Managed AWS accounts, including the setup and configuration of EC2 instances, EBS volumes and s3 file systemManaged AWS infrastructure (IaC) through Packers and TerraformWorking as confluent kafka administrator

Bengaluru Area, India

• Bigdata Admin tasks in DELL-EMC:
• Hadoopo Setup of Hadoop cluster(cloudera) and Hadoop componentso Troubleshooting and performance tuning of MR jobs
• Kafkao Setup of Kafka cluster through clouderao Creation of topic, consumer groupso Managing privileges through kafka-sentryo Troubleshooting kafka errors
• Streamsetso Setup of streamsets through clouderao Managing of streamsets data collector through streamsets control hub o configuring job pipeline for different sources and destinations like hive, oracle, Greenplum.
• Authorization and Authenticationo Implementation of authorization using TLS/SSL of all Hadoop clusterso Authentication through keytab Creation if keytab and monitoring its status through kinit
• Hiveo Creating database, external tableso Monitoring the roles and privileges through AD group and sentryo Performance troubleshooting

India

• Responsibilities:
• Backup and point-in-time recovery in RAC database and also in single instance database.
• Did end-to-end performance tuning of database hosted by Japan COE.
• Identified and tuned the sudden poor performance of SABA e-learning query.
• Query tuning by creating sql profile and attaching the best plan to it, by checking in Plan history view.
• Improved the DML intensive Build Forge application database, by tuning instance parameter related to SGA, SESSION CACHED CURSOR, increasing the redo log file size, re-org and rebuild index. Also we scheduled script to.