SUMMARY:

• Professional IT Experience of 13 years, including 5 years of work experience in Big Data Hadoop Architecture, design, development and Ecosystem Analytics in Retail, Healthcare Banking and media domains.
• Experience on major components in Hadoop Ecosystem like Spark, MapReduce, HDFS, HIVE, PIG, Sqoop, Oozie, Flume, Kafka, Storm,Hcatelog, Apache Drill and Solr.
• Experience in Nosql Databases like Hbase, Cassandra and Mongodb.
• Experience in Hadoop Distributions like Cloudera, Hortonworks, MapR and AWS Cloud EC2.
• Experience in Python, Scala and analytics tool R.
• 8 years of exp in Java,J2ee - Servlet,Jsp,Ejb2.0,Hibernate3.0,Struts1.2,Spring2.5 and Rdbms Oracle,Sqlserver as well Application servers (websphere7.0 and webLogic8.1).
• Good working knowledge on Distributed data processing systems
• Expertise in Hadoop Lambda Architecture
• Capable of Designing and Architecting Hadoop Applications and recommending the right solutions and technologies for the application
• Proficient in all Phases of SDLC (Analysis, Design, Development, Testing and Deployment) and gathering user requirements and converting them into software requirement specifications
• Work closely with Business clients
• Worked as liaison between the Customer and the Off-shore &On-shore team
• Excellent Analytical, Programming and Logical skills
• Capable of handling multiple projects & teams at the same time
• Good Experience as a Tech / Project Lead

TECHNICAL SKILLS:

Bigdata Stack: HDFS,MaprFS, Apache Spark(Core, Streaming & SQL), Kafka,Storm,MapReduce, YARN,Pig,Hive,Zookeeper, Sqoop, Flume, Oozie, Cloudera,Hortonworks,Mapr,AWSApache Drill, Apache Nifi.

Databases: Oracle, MSSqlserver and Mysql.

NoSql Databases: Hbase, Cassandra and Mongodb.

Languages: Java, Scala, Python,Javascript,Ajax,XML and R.

Serverside Languages: Servlet, Jsp and EJB.

Frameworks: Struts, Hibernate, Spring.

Web and App servers: Tomcat webserver,Websphere and weblogic

GUI Tools: Applet, Swing and SoapUI.

Operating Systems: Redhat Linux and Windows

Tools: /Components: Git,Ant,Maven,Solr,Cvs,Svn,Eclipse,RAD,Remedy,MSclarity,Sqldeveloper,ToadJIRA,Shell scripting and design patterns java GOF,J2ee.

Domains: Banking and financials, Retail, Healthcare, Telecom and Media & communication

PROFESSIONAL EXPERIENCE:

Confidential, MO

Hadoop Senior Developer

Devices: STB,DVR,VOD and IPTV

Responsibilities:

• Analysis the Existing system process for TWC,BHN and CHARTER.
• Have Prepared design documents for ACE process.
• Have done the coding for ACE and zombification using Scala and spark.
• Have developed Data quality framework to identify the fall out buckets.
• Have done the coding for 7 days reprocessing logic
• Leads quality assurance reviews, code inspections, and walkthroughs the offshore developers' code.
• Acts as technical interface to development team for external groups
• Have prepared validation script to check source and ACE enrichment.
• Have developed common Data frame utilities to save the data as ORC.
• Have loaded and Processed station and program data from tribune media station in ACE.
• Have created job and configure in Tidal scheduler.
• Have worked 70 Nodes physical cluster in hadoop2x.

Skills: Spark, Scala, Sqoop, Tidal scheduler, Hive, pig, Unix Script, Netezza, TerradataHDP, Oracle.

Confidential, CA

Bigdata Architect.

Responsibilities:

• Analysis the Existing system process.
• Have Prepared design documents for the above specified models.
• Have done the implementation for datapreparation,scoring and trend analysis.
• Have developed common export framework to transfer the data for different target systems(ET-Exa Target, PAS,Epiphony,Certona and Live ramp).
• Have Prepared the in-house Comparator tool using MapReduce for (Data Science and Engineering team output data validation)
• Leads quality assurance reviews, code inspections, and walkthroughs of the developers' code
• Acts as technical interface to development team for external groups
• Provide the training for team members and cross team members.
• Have prepared validation script to check source and target data validation post ingested.
• Have implemented scoring logic using R script and hive script.
• Have created and configure coordinator, workflow and bundles in oozie.
• Have deployed jar file in EC2 instance post development .
• Have worked 62 Nodes physical cluster in hadoop1x and 31 Nodes in hadoop2x Yarn.
• Have written transformation and action using Scala and Python with spark in hadoop2.
• Have worked 10 Nodes cluster in AWS for Dev & QA Environment.
• Have involved in AWS VPC security configuration.
• Have involved in setting up IAM identity access manager role.
• Have involved network set up in physical cluster with admin.
• Have worked in Erwin tool for data modelling.

Skills:MapReduce,Sqoop,oozie,Hive,pig,R,Scala,Python,Spark,Shell Scripting,Hortonworks.Talent Integration tool, Oracle(Online/Retail),MDS(marketing data source),Omniture(clickstream)

Confidential

Senior Hadoop Developer.

Responsibilities:

• Have created scheduler in oozie scheduled to run on everyday 10PM EST MR job.
• Have created sqoop action will export the data from Mapr-Fs to sql server temp table then trigger the Stored procedure will process the data from temp then send to main tables.
• Have created Email action will trigger the mail to business once job succeeded.
• Have created touchZ file to ensure for data has been exported successfully to target system.
• Have done benckmark in Real time process using kafka and storm
• Have done benchmark using Apache Spark with Scala.
• Have done benchmark using Apache Drill to BI access data from hbase.
• Have worked 20 Nodes physical cluster in hadoop1x.
• Have created collection in Solr. So UI team can access the data from indexed collection.
• Have created Solr and hbase bridge through java Api to sync the hbase data to solr collection.

Skills: Hadoop,MAPRFS,MapReduce,Hbase,Solr with lucid works work,sqoop,oozie,MapR(M5),Business-Object(BO),Tibco-JMS,Tibco-foresight,CEP(Complex-Event-Processing),Tibco-EMS Server,Tibco-BPM,MS Sql Server2012

Confidential, Boston

Tech Lead

Responsibilities:

• Have created DAO(Data Access Object-Design pattern) and data modeling in Cassandra1.2
• Have written common java thrift client which will connect with Cassandra and do the business use case .
• Have worked 8 Nodes cluster in AWS for Dev environment.

Skills: Hadoop1x,Hdfs,Mapreduce,Pig,Hive,Cassandra,Oracle,Cloudera,Sqoop,Cognos, Data pipeline and AWS cloud

Confidential

Responsibilities:

• Have created unix script copy the files(feed) from localFS to hdfs through oozie scheduler.
• Have developed UI for data migration from oracle 10g to mongodb through java Api. team.I have used Spring Api(bean - Mongo,MongoOperation,mongodbfactory,mongotemplate) export data from hdfs to mongodb and have involved design pattern DAO(Data Access Object) java driver -
• Have interacted with data warehouse team to cover the business use case whatever transformation has implemented through ETL corresponding transformation has applied using pig and hive for data analysis .
• Have created pig script and hive script implemented the business logic.
• Have created and configure coordinator, workflow and bundles in oozie.

Confidential

Senior System Analyst

Responsibilities:

• Involved in existing product stockholm to fix the change request(CR).
• Participated in design proposal review.Worked in design proposal(DP) for London and fixed the change requests (CR).
• Prepared Impact Analysis and UTP for CR.
• Performed Installation and Configuration.

Skills: Java2.0,JSP1.2,MS SQL server 2000/2005,JRUN 4, NFC Framework. Hibernate3.0, Tomcat 6.0, IIS6.0, MS Clarify, MS VSS6.0.

Confidential

Software Engineer

Responsibilities:

• Coding and implementation.
• Have written Unit Test Plan.
• Have used session bean as a business Object and deployed jar file.

Skills: JDK1.4.2, JSP,Oracle9i,Weblogic8.1,EJB2.0,Harvest.

Confidential .

Developer

Responsibilities:

• Coding and implementation.
• Have used EJB(stateless session bean) as a business Object.
• Prepared Unit Test cases.

Skills: JSP, EJB, JavaScript,Oracle9i.Struts1.1,Weblogic7.0.

Confidential .

Developer

Responsibilities:

• Coding and implementation.
• Have prepared Junit test cases.

Skills: JSP, JavaScript, Oracle8, Apache Tomcat 4.1

Confidential

Programmer

Responsibilities:

• Coding and implementation with Unit test case.

Skills: JDK1.3, servlet, JSP,,Oracle7,Swing