SUMMARY

• Over 7+ years of professional IT experience with 3 Years of Big Data Hadoop Ecosystems experience in data ingestion, storage, querying, processing and data analysis using HIVE, PIG, SQOOP and FLUME
• In depth understanding/knowledge of Hadoop and MR Architecture.
• Experience with configuration of Hadoop Ecosystem components: Hive, HBase, Pig, Sqoop, Zookeeper.
• Experience in building and maintaining multiple Hadoop clusters (dev, QA, pre - prod and prod) of different sizes and configuring and setting up the racktopology for large clusters.
• Experience in design and implementation of SOA architecture using Restful Services (JSON and XML).
• Sound Relational Database concepts and extensively worked with SQL Server, ORACLE. Very good in writing complex SQL queries and procedures.
• Experience in design, development of web based applications using HTML, CSS, JavaScript and JQuery.
• Extensive experience in all phases of Software Development Life Cycle (SDLC)
• Worked in the agile methodology by conducting daily SCRUM meetings.
• Good experience in recognizing and reusing Design patterns, SOA Design patterns.
• Well experienced in spring framework (Dependency Injection, AOP, Spring MVC, Spring DAO, and Spring ORM using Hibernate).
• Good work experience with Hibernate open source object/relational mapping framework.
• Good Work experience in the development of EJB (Entity, Session and Message Driven Beans), etc.
• Experience in working with different operating systems Windows, UNIX, and LINUX.
• Good expertise using the various Development tools like Eclipse and Visual Studio.
• Has Team Lead experience by conducting daily status meeting and driving the team in a positive way.

TECHNICAL SKILLS

Big Data: HDFS, MapReduce, Hive, Pig, HBase, Sqoop.

Languages: Java, C#, C, XML Shell scripting

Web Technologies: HTML, XML, JavaScript, Jquery, AJAX

SOA: Restful (JSON and XML) Services, WCF.

Servers: WebLogic, Tomcat, IIS.

IDE Tools: Eclipse, Visual Studio.

Version Control: Tortoise SVN, TFS

Database: MS-SQL Server, Oracle, MySQL, MS-Access

Operating Systems: Windows, Macintosh, UNIX.

PROFESSIONAL EXPERIENCE

Confidential, Seattle, WA

Hadoop Developer

Responsibilities:

• Importing and exporting data into HDFS and Hive using Sqoop.
• Experienced in analyzing data with Hive and Pig.
• Writing Hive scripts to process the data.
• Involved in HBASE setup and storing data into HBASE, which will be used for further analysis.
• Experienced in managing and reviewing Hadoop log files
• Experienced in running Hadoop streaming jobs to process terabytes of xml format data
• Load and transform large sets of structured, semi structured and unstructured data
• Supported Map Reduce Programs those are running on the cluster
• Involved in loading data from UNIX file system to HDFS.
• Installed and configured Hive and also written Hive UDFs.
• Involved in creating Hive tables, loading with data and writing hive queries which will run internally in map reduce way.
• Gained very good business knowledge on health insurance, claim processing, fraud suspect identification, appeals process etc.

Environment: Hadoop, Pig, Hive, Java, Sqoop, HBase

Confidential, Norfolk, VA

Hadoop Developer

Responsibilities:

• Good understanding and related experience with Hadoop stack - internals, Hive, Pig and Map/Reduce
• Wrote MapReduce jobs to discover trends in data usage by users.
• Involved in defining job flows
• Involved in creating Hive tables, loading with data and writing hive queries which will run internally in map reduce way
• Installed and configured Hadoop MapReduce, HDFS, developed multiple MapReduce jobs in Java for data cleaning and preprocessing.
• Involved in managing and reviewing Hadoop log files
• Involved in running Hadoop streaming jobs to process terabytes of text data
• Load and transform large sets of structured, semi structured and unstructured data
• Responsible to manage data coming from different sources
• Supported Map Reduce Programs those are running on the cluster
• Involved in loading data from UNIX file system to HDFS.
• Installed and configured Hive and also written Hive QL scripts.
• Responsible to manage data coming from different sources
• Implemented Partitioning, Dynamic Partitions, Buckets in HIVE.
• Monitor System health and logs and respond accordingly to any warning or failure conditions.
• Used Clearcase for version control.
• Used JUnit for unit testing and Continuum for integration testing.

Environment: Hadoop, MapReduce, HDFS, Hive, Java (jdk1.6), Hadoop distribution of HortonWorks, Cloudera, MapR, Flat files, Oracle 11g/10g Windows NT, UNIX Shell Scripting, Clearcase, JUnit.

Confidential, Palo Alto

Java/J2EE Developer

Responsibilities:

• Involved in various phases of Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis and Code development.
• Developed and designed the front end using HTML, CSS and JavaScript and Ajax.
• Developed the entire application implementing MVC Architecture integrating Hibernate and Spring frameworks.
• Involved in development of presentation layer using JSP and Servlets with Development tool Eclipse IDE.
• Worked on development of Hibernate, including mapping files, configuration file and classes to interact with the database.
• Used XML/XSL and Parsing using both SAX and DOM parsers.
• Implemented web services with Apache Axis.
• Designed and developed EJBs to handle business logic and store persistent data.
• Planned and implemented various SQL, Stored Procedure, and triggers.
• Written JUnit Test cases for performing unit testing.
• Responsible for testing, debugging, bug fixing and documentation of the system.
• Application deployment is done in Tomcat server.

Environment: Java, Servlets, Hibernate 3.2, JPA 2.0, Spring 2.5, Ajax, Oracle 10g, JMS, Eclipse 3.4, Apache Ant, Web Services, Apache Axis 2.0, WebSphere 6.1, JavaScript, HTML, CSS, XML, ClearCase.

Confidential

Associate Software Engineer

Responsibilities:

• Worked on ONM tool to interact between different files.
• Used Log4j for logging methodology.
• Used JUnits, Mocking for unit testing.
• Used Hudson for auto building of the project on timely basis and checking the code coverage.
• Participated in telecom domain training conducted by British Telecom.

Environment: ONM tool, Java, Excel, Weblogic Server.

Confidential

Responsibilities:

• Worked with a team of 25, 2 members working from onsite.
• Used JUnits, Mocking for unit testing.
• Used SOAP UI to monitor incoming/outgoing SOAP request/response.
• Used Hudson for building and generating the reports on timely manner.
• Implemented standards for exception handling.
• Used Log4j for logging methodology.
• Involved in creation of deployment using ANT scripts.
• Application configured and deployed on Oracle Weblogic.
• Involved in code reviews, project estimates and documentation work.
• Involved in project design interaction and maintenance with client (bug fixes and updates).

Environment: Java (JDK 1.6), Spring, LOG4J, XML, HTML, JUnit, Eclipse, Weblogic Application Server, Oracle, UNIX.