Punit Kumar Email & Phone Number

Working as Bigdata/Hadoop/Spark Developer and completed 4.2 years a software engineer in UnitedHealth Group in Gurgaon. Have experience in Hadoop ECO System like Spark, Spark SQL Spark Data frame, Spark Dataset and extensive usage of different components in Hadoop ecosystem like HDFS, MR, Hive, Sqoop, Spark. Have experience with NoSQL databases like HBase. Experienced in design the workflow by using Cron tabs.Over 2 years of Dynamic career reflecting experience and high performance in System Analysis, design, development and implementation of Relational Database using IBM Data Stage 8.7/9.1. Expert in designing Parallel jobs using various stages like Join, Merge, Lookup, Remove duplicates, Filter, Dataset, Lookup file set, Modify, Aggregator, XML.Experienced in integration of various data sources (DB2, PL/SQL, Oracle) into data staging area. Proven track record in troubleshooting of Data Stage jobs and addressing production issues like performance tuning and enhancement.Good in UNIX shell scripts using K-shell for the automation of processes and scheduling the Data Stage jobs using Tivoli Workload Scheduler. Expert in unit testing, system integration testing, implementation and maintenance of databases jobs. Better analytical and problem resolving ability.