Bio

5+ years manager experience in leading a global escalation team in technical support organization. Expert in below technical areas: RDBMS Database(Oracle, PostgreSQL, MySQL). MPP query engines(Greenplum). SQL on Hadoop(Drill, Hive, Tez, Impala, Spark SQL). SQL performance tuning and query plans deep dive. Hadoop components(YARN,Oozie, Hue, Pig, Kafka, Zookeeper etc). MapR data platforms(MapR-FS, MapR-DB and MapR-Streams) Scripting(Perl, Python, Shell, Java, Scala). Stress testing for databases and SQL products. Java troubleshooting(jstat, jstack, jmap, jhat). Java source code analysis(git, maven). CentOS/Redhat administration(cgroup, LDAP, DNS, Kerberos, sar, iostat) Kubernetes and Docker administration. Oracle administration(AWR, statspack, CBO/RBO, Shareplex, Logical/Physical Standby, GoldenGate, RRDTOOL)