SUMMARY

• Around 15+ years of experience in software development of medium/large scale business systems.
• Experience includes system analysis and design, object - oriented development, and data modelling spanning entire software development life cycle.
• Provide technology leadership and mentoring junior members of the team to deliver projects under tight deadlines.
• Experience in software best practices, like test-driven development and continuous integration.
• Good understanding of data warehousing, enterprise portals, service-oriented architecture(SOA) and web services.
• Excellent hands on experience in using Hadoop Echo Systems, Spring, Hibernate, Struts, JPA, XML and AJAX.
• Strong knowledge on creating and monitoring Hadoop clusters on EC2, VM, CDH3, CDH4 Cloudera Manager on Linux, Ubuntu OS etc.

TECHNICAL SKILLS

Operating Systems: Windows, IBM AIX, SUN Solaris, Linux.

Languages & API’s: Java, C++, UML, XML, SQL, HTML, Java Script, CSS, PL/SQL

Hadoop / Big Data: MapReduce, Pig, Hive, Sqoop, Oozie, Flume, Zookeeper.

Database: ORACLE, DB2, SQL Server, HBase, MongoDB, Cassandra.

Application Servers: IBM Websphere, BEA Weblogic, Tomcat, Iplanet, JBoss.

J2EE: EJB, Servlets, JSP, JSF, JPA, JMS, JAXB, JSTL, JDBC

Design Tools: Rational Rose, TogetherJ, MS Visio

RAD Tools: RAD, Eclipse, Visual Age, WSAD.

Revision Control Systems: Harvest, VSS, Clearcase, PVCS, Perforce.

Frameworks: Spring, Struts, Hibernate, JPA, Ibatis, CXF, Axis, Jquery.

Others: Swing, SiteMesh, Maven, Mule, XDoclet, MiddleGen.

PROFESSIONAL EXPERIENCE

Confidential, Richardson, TX

Application Architect

Environment: J2EE, Java, Hadoop, CDH, Pig, Hive, Scoop, Oozie, ZooKeeper, HBase, Mongo DB, JSP, DOJO, DWR, JSTL, XML, AJAX, Dozer, Spring Framework, Oracle, DB2, Hibernate, JPA, JMS, JAX-WS( Apache CXF, JAXB), XMLBeansIText, Framework, Ant,WebSphere, WndowsXP/Unix, WinSCP, Putty, Teradata, Eloquence.

Responsibilities:

• Provide technical guidance to the WLM/RX/Aerial teams for the development of the new applications using the springboard framework and Maven build and deploy process.
• Lead the POC Effort for the migration of existing application to use latest spring board framework.
• Designed/implemented several Hadoop MapReduce, HDFS programs for data cleaning and preprocessing.
• Developed several workflows using custom MapReduce, Pig, Hive and Scoop.
• The logs and semi structured data that are stored on HDFS are processed using Pig and the processed data is imported into Hive warehouse which enable business analysts to do Hive queries.
• Built reusable Hive UDF libraries for business requirements which enabled the users to use these UDF in Hive querying.
• Tuned cluster for optimal performance to process large datasets.
• Worked with business to build UI and API’s needed to rewrite of the existing application.
• Facilitated knowledge transfer sessions.
• Designed and developed the networklogic webservice.
• Participated in design sessions with other ADS’s for recommending a solution for common build and deploy process for all Java/J2EE applications in the PMCTG group.
• Conducted training sessions with the development team to go over springboard framework and various related technologies.

Confidential, Keller, TX

Application Architect Consultant

Environment: RAD, WebSphere6.1, Spring, JQuery, Hibernate, Java, JSP, Servlets, DB2, SVN, ANT, WebServices, Windows XP, UNIX.

Responsibilities:

• Understand Technical Specification Document and Design the Applications.
• Worked with business to build UI and API’s as needed.
• Participated in lockdown/war room sessions with business and architecture teams across multiple systems to resolve escalated critical issues in timely manner.
• Participated in design sessions involving architects for external systems in recommending a solution approach.

Confidential, Dallas, TX

Senior Software Developer

Environment: Eclipse, Struts, WebSphere6.1, Weblogic10g, AJAX, Spring, iBatis, ExtJs, Hibernate, webservices, MQ, Tomcat, Java, JSP, Servlets, SQL Server, Oracle 10g, SVN, ANT, Windows XP, UNIX.

Responsibilities:

• Predict cash requirements for Branches, ATM’s, transport providers and vaults.
• Significantly reduce excess levels of cash.
• Generate dynamic cash requirements based on actual customer usage.
• Provide preemptive cash outage alerts.
• Make forecast adjustments for holidays and other special events
• Enable analysts to monitor cash orders.
• Offer reporting tools to continuously monitor and improve the cash optimization process
• Has the ability to generate settlement entries for orders and remittances.

Confidential, Carmel, IN

Senior Lead Developer

Environment: Eclipse, Struts, WebSphere, Sun IDM, AJAX, Spring, Hibernate, Tomcat, Java, JSP, Servlets, SQL Server, Oracle 10g, Harvest, ANT, Windows XP, UNIX.

Responsibilities:

• Creating, modifying, and disabling users
• Assigning users to approvers
• Creating, modifying, and disabling systems and transactions
• Assigning transactions to systems
• Creating new roles and assigning them for definition
• Updating and disabling roles,
• Assigning roles to users,
• Assigning transactions and/or system profiles to roles
• Define roles
• View reports
• Add New Role Change Request(RCR)/ Role Assignment Request(RAR)
• Copy the Existing RCR
• Delete the RCR
• Approve the RCR/RAR
• Implement the System

Confidential

Responsibilities:

• Understand the BRD and prepare Technical Specification Document.
• Provide technical assistance and mentorship to the team.
• Developed, tested and debugged web components, deployed the application.
• Created custom components using AJAX for asynchronous message control.
• Reviewed test conditions and cases written by the System/Component Integration test teams.
• Ensured project standards for source code documentation and development environment.
• Designed and developed scheduler web components required for running job schedules to schedule the jobs.
• Produced unit test plans, prepared test cases and tested various components against them.
• Participated in analysis activities, design reviews, and source code reviews.
• Actively participated in Bug analysis and fixing at System Integration testing.

Confidential, Sarasota, FL

Senior Software Engineer

Environment: WSAD5.1.2, Websphere5.1, JSP, EJB, XDoclet, Middlegen, JBoss, WebServices, DB2, VSS, Windows XP, Sun OS.

Responsibilities:

• Identified the business requirement for the project.
• Enhanced the existing application using J2EE.
• Developed UI using JSP and HTML.
• Developed and tested JSP pages in websphere5.1 envirinment.
• Coding, preparation and execution of test cases.
• Exposed Session Beans as Web Services.
• Developed common reusable components.
• Prepared documents for technical support

Confidential, Oakland, CA

Senior Web Developer

Environment: Visual Age4.0, Websphere4.0, JSP, EJB, Oracle 8i, Windows NT, Sun OS, Rational Rose 2000.

Responsibilities:

• Re-engineered the PKC(permanente knowledge center) web site using J2EE.
• Executed a technology transition from Oracle7.X and weblogic 4.0.3 JHTML to
• Oracle 8i with Websphere 4.0 JSP.
• Coding, preparation and execution of test cases.
• Developed common reusable components.
• Prepared documents for technical support.

Confidential

Senior Web Developer(J2EE Developer)

Environment: JSP, EJB, Visual age3.0, WebLogic5.1, Oracle 8.1.x, Windows NT, Sun OS, Rational Rose 98, XML.

Responsibilities:

• System understanding
• Requirement Analysis
• Translating Architectural Design into Detailed Component Design.
• Communication with the client.
• Coding, preparation and execution of test cases.
• Code and LLD Design Reviews

Confidential

Senior Web Developer

Environment: Visual age3.5.3, WebLogic5.1, JSP, EJB, Oracle 8i, Windows NT, Sun OS, Rational Rose 2000.

Responsibilities:

• Developed Client Side validations using JavaScript.
• Extensive Design and Developed Java Servlets and JSPs.
• Integration of front end with Oracle database using JDBC API.
• Developed code for all activities using MVC architecture that uses servlets and JSP.
• Developed the helper classes for better data exchange between the MVC layers.

Confidential, Kansas City, KS

Programmer/Analyst

Environment: JDK1.1, Swing MDI, EJB, Weblogic5.1, Oracle, Windows NT, Unix(sunOS), Rational Rose 98, TopLink for java.

Responsibilities:

• Assisted in requirements gathering.
• Developed the front-end using MDI(swing multiple document interface).
• Performed object-oriented analysis and design using UML diagrams and notion and implemented the resulting design in java.
• The server-side is implemented as EJB’s which are developed in VAJ using weblogic plugin.
• Used TOPLink classes are for database(object-relational mapping) layer.
• Wrote extensive JavaDocs for each API interface and class.
• Wrote supporting unit test scripts.