SUMMARY

• Over 7+ years of diversified experience as Software Professional, expertise in Designing, Developing & Object Oriented technologies, distributed computing, Development & Testing.
• Expertise in JAVA/J2EE Framework APIs. Expertise in Servlet, JSP, JDBC, EJB, JNDI, Java Beans, GROOVY, RMI, XML. Familiar wif System Programming by using C, C++.
• Experienced in writing and maintaining Test Plans and defining Test Cases for JUnit testing, Integration testing executing them and capturing the results appropriately.
• Experience in OSI Layers andTCP/IP, UDP/IP models,IPAddressing & SNMP.
• Experience in JASPER reporting Tool for tracking of data accuracy & security.
• Experienced in testing quality and recognition functionality ofIVR Systems as a part of Telecommunications.
• Extensive usage in applications servers like Tomcat, JBoss and, IBM Web Sphere
• Experience in implanting business rules using JBoss Drools engine.
• Development in Data Modeling Data Analysis for Online Transaction Processing (OLTP) and Data Warehousing (OLAP) applications.
• Experience in writing SQL, PL/SQL Stored procedures, Triggers and Views.
• Efficient in developing and deploying EJBs using WebLogic & IBM WebSphere.
• Experience of Apache’s Tomcat, Struts Framework, Eclipse IDE and Log4J.
• Hands on Experience wif POJO, Hibernate and spring (MVC, Security, Quartz, Batch) Frameworks.
• Proficient in developing Multithreaded Applications using Multithreading concepts &Collections framework.
• Expertise in developing Client/Server Applications using Java me/O, Groovy and Networking.
• Expertise in Test Driven Development (TDD) process for coding, compilation & testing process.
• Hands on experience in Development and Build Tools Gradle & Maven, Ant
• Good Experience in Object Oriented Analysis, Design and Development using UML.
• Experience of using various Design Patterns like MVC, Singleton, Factory, Observer etc.
• Expertise in developing software using Java, JavaScript, C, C++, Oracle, MySQL, HTML, XML, XSL, SOAP UI, WSDL, UDDI and various commercial tools on Unix and Windows.
• Good Experience in implementing Web Services such as SOAP andRESTusing WSDL.
• Extensively used to track of digital Data object events for the application.
• Developed the business layer logic and implemented wif Linux commands.
• Has very good exposure to the entire Software Development Life Cycle using various methodologies like Waterfall model to Scrum & Agile methodologies.
• Hands on experience wif NoSQL using different modules.
• Expertise in developing software using SOAP and Restful (Jersey) Web Services (JAX - WS and JAX-RS)
• Expertise in Performance Tuning of applications for better performance and throughput.
• Hands on experience in JavaScript, CSS, HTML, Jquery &AJAX as well as MongoDB.
• Ability to multitask and cope up wif interruptions and changing priorities.
• Result oriented, motivated and an organized team player wif a capability of working for a common goal.

TECHNICAL SKILLS

Languages: Java (JDK 1.7.1), Groovy, XML, CDF, MRC XSL (XSLT), JavaScript, HTML, C, C++, SQL, PL/SQL and J2EE, Java Servlets, Java Server Pages, EJB, Struts, Java Beans, JNDI, SAX, Web services.

Servers/DB: WebLogic, IBM Web Sphere and J2EE Tomcat Server, MySql, Oracle, J boss, tomcat.

Tools: Java RMI, Java, JavaScript, JDBC, TCP/IP, UDP/IP, SNMP, Web Logic, J boss Drools, Web Sphere, Maven, Ant, Gradle, Perforce, JASPER, ER Studio V8.0.1 and Oracle Designer, IVR Telecom.

Frameworks: Json/Junit/Log4J/SOAP UI, REST, Struts Mvc, spring, Spring MVC, HibernateMessaging Web sphere MQ, JMS.

PROFESSIONAL EXPERIENCE

Confidential, Dublin, OH

Java Developer

Responsibilities:

• Involved in developing Groovy/Java scripts in IntelliJ for Change instructions from the requirements perspective using Agile Methodologies.
• Enhancement of Change instructions for the TRecX GUI application environment for the On-line union catalog(OLUC) & Confidential Inter library loan subsystem.
• Building Test cases on various XML test records for Junit/Log4J testing to run on groovy based instructions(scripts) to be collaborated wif record manager.
• Involved in maintaining the data accuracy & manipulation of Data in test records for the development of a shared library catalog.
• Dealing wif Unicode based control characters on their validity in availability in SQL databases utilized by the world-share management services & applications.
• Involved in developing advanced java based Groovy scripts into SVN & Tortoise SVN wif the integration of Spring MVC framework & Groovy/Grails for the web-based cooperative library systems.
• Designing the implementation of the functionalities involved in parsing of data Test records using data mappers & Shared library API’s for the contributions into OLUC & World Cat.
• Integration of Change service & Change instruction applications in internally & running SOAP Web services, based request/responses for the Evaluation in production environments.
• Involved in conversion of MARC, CDF based files to XML format using the Crosswalk development tools.
• Active participation in development production support in fixing the bugs based of the severity.
• Working of bibliography based values of huge information conversion into valid fields & subfields In comparison to validation tables.
• Designed TRECX codebase for the Change Instructions to enable in executing them in TRecX scripts using Gradle build integration tool.
• Participated in handling huge number of Test records in many languages for handling & integration into the World Cat sync (WCSSYNC) for Confidential using MVC framework.
• Handling LHR, LBD, BIB records of data in determination of GREY & DARK records for data ingestion techniques which are tan moved to DATA STAGING in association wif resource Libraries.
• Involved in SPOCK & WMS testing for the developed Groovy/Java scripts for the execution of GROOVY functionality scripts based on API’s & other integration standards.
• Handling Bugs/issues in Change Instructions & Shared Library using Groovy wif Log4J/Junit mechanisms over the legacy data base & regression testing issues.

Environment: Java/J2ee, Groovy, JSP, Spring, Junit, Spring Batch, Spring MVC, MySQL, JSON, Apache Tomcat server, Linux, Ant, Maven, Gradle, XML, CDF, MRC Crosswalk tool, WMS, SPOCK.

Confidential, Pleasanton, CA

Sr. Java/J2EE Developer

Responsibilities:

• Involved in the understanding the requirements and participated in SDLC life cycle.
• Designing & development of entire validation service to perform data validations on the test cases built on the extracted, transformed, loaded data & working on Linux platform.
• Designing stored procedures for numerous maps of data for required validations of test cases as part of Data modeling.
• Designed document, content management solutions and customized File Net products in various capacities wif Drools Rules engine.
• Managed efficiently multiple tracks such as business jboss Rules Engine, UI, and Reporting and delivered quality product on schedule.
• Developed mapping spreadsheets for (ETL) team wif source to target data mapping wif Data modeling naming standards,
• Designed Validation service on spring MVC framework for integration wif my sql database, and an UI feature.
• Development of project using the Spring Framework wifThyme leafTemplate Engine, Database being hosted on My Sql.
• Building ETL tool for the migration of data & validating the test cases after the extraction, transformation & load of data.
• Involved in designing the report for the validation service to identify bad data and data consistency from legacy database to migration database in SQL server.
• Developed JASPER report to show the result after validations are performed on the test cases and maintaining several data accuracies.
• Developed a Restful API using & Telecom API’sfor tracking open source projects in Github and computing the in-process metrics information for those projects.
• Involved in Ingraining, scrubbing of data, loading them, generating hash values using Json & memory caching to maintain the confidentiality & remove the bad data.
• Involved in using ISO Messaging standards
• Involvement in building spring batch to maintain the several jobs on ETL data.
• Integration of Spring Batch & validation service in the UI & in JBOSS & APACHE Tomcat servers as well.
• Created Q manager connection factory, JMS destinations to integrate the application using JMS.
• Written interfaces to send & receive messages from-to Web Sphere MQ.
• Performance tuning (Application code, MQ, WAS, DB level) of all the modules for better performance and throughput.
• Developed automation of Validation service to provide the JASPER report based on bean validations, spring validations on test cases.
• Designed Telecom and Networking Web Architecture hosting reports for the entire application.
• Designing & developing various server based components based on the databases & phase-based configurations using FileNet
• Development in extraction, transformation & loading using Spring Batch as extracted data are maps, data encryption & decryption.
• Worked on Stash repository wif Source tree similar to GIT.
• Development in several shell scripts, MySQL & involved in designing invoking of all forms of data using validation service using SQL server
• Involved in JUNIT testing, JSON parser & maintaining data accuracy.

Environment: Java/J2ee, JSP, HTML, CSS, Spring, Junit, Spring Batch, Spring MVC, MySQL, JSON parserJ boss Server, Apache Tomcat server, Linux, shell scripting, Ant, Maven, FileNet, Web Sphere MQ, JMS, Awk, JRXML, Jasper Tool.

Confidential, Mountain View, CA

Sr. Java/J2EE Developer

Responsibilities:

• Involved in understanding the requirements from the System Use cases (SUCs) and creation of design documents.
• Involved in software development process for TDD using wif testing team.
• Designing and development of various server side components for Shopping Cart, Order Management, Inventory.
• Implemented business rules usingDrools for business requirements.
• Development of SOA architecture in primary components for Transaction Pipeline and DroolsRules Engine.
• Integration of Web Services for E-Pay Tax and Autantication calls.
• Designing and developing the Customer Service App where customers can contact to Place Orders.
• Design, development and integration of EPay, EBE and Auto billing system web services wif Estore.
• Design and development of SOAP/REST Web Services for Billing and Payment component.
• Developed UI components using JSP, Servlets, JQuery and Struts
• Designed and developed the core services such as Logging, Exception handling framework etc.
• Involved in the design and development of the Order Management workflow which is the most complex and backbone of the entire e-commerce system.
• Spring Quartz scheduler for offline jobs to process orders that are stuck due to unavailability of dependent external system.
• Used forward engineering to create a Physical Data Model wifDDLthat best suits the requirements from the Logical Data Model.
• Security management and system troubleshootingusing TCP/IP & LDAP.
• Design and implementation of roles and rights using Spring LDAP in the Customer Service Representative (CSR) application.
• Wireless network design, deployment, configuration for the architecture of Telecom and IVR.
• Demonstrated problem analysis/ resolution skills, ability to troubleshoot, solve problems quickly & completely for Tele communications.
• Fixing and verifying the bugs reported during the various testing life cycle (Unit, QA, UAT and Performance) of the project.
• Managed the architecture, design and delivery of the SYMPAY system that supports various APIs for Credit Card, Direct debit, Online Bank Transfer, Offline Bank Transfer, Boleto Bancario and Refunds.
• Performance tuning (Application code, Log4j) of all the modules for better performance and throughput.
• Integrated third party Payment Service providers like Cyber source, World Pay (Web money, Yandex, Qiwi, Przelewy, 7Eleven, Dineromail), AllPago (Boleto Bancario), Paymentech and PayPal.

Environment: Java/J2EE, Hibernate, spring, Axis, JSP, Servlets, JQuery/Ajax, Web Services (SOAP/REST), Tomcat, Web Logic, JBoss, Drools Engine, JUnit, MySQL, Oracle, IVR, Telecom, Windows 7, UNIX, ANT, Maven, LDAP, XML, Perforce, JDBC, Struts, Drools Rule Engine

Confidential, Seattle, WA

SrJava/J2EE Developer

Responsibilities:

• Developed single sign on that is being used across the billing,e Payand e Services applications
• Developed system preferences UI screens using Struts, Spring MVC, JSP customTag libraries, and JSP templates, Java Script, CSS, JSTL and HTML.
• Created common utility classes for the application and maintained business rules using Drools.
• Responsible for Object & Data modeling design using the rational tool.
• ExposedWebLogic application serverto provide services from the application.
• Developed Session beans to interact wif other components.
• Defined Data Transfer Objects (DTO) and developed Data Access Objects (DAO).
• Involved in working wif java Core java concepts like collections and interfaces
• UsedHibernate for bean management and persisting java objects.
• Used Log4J for logging and tracing messages.
• Unit testing & Integration testing of the components.

Confidential, Chicago

Java Developer/Programmer Analyst

Responsibilities:

• Involved in building the screens using Java Server Pages.
• Coded the Java Stored Procedures (Java wif SQL) using UDB EEE Stored Procedure Builder.
• Processing the input values, performing the Data Validation using JavaScript.
• Coded the Servlets to access the Database through JDBC API for data manipulation functions.
• Coded the Java Beans to populate the data required by JSPs.
• Day to day support of Workday HCM, Security, Compensation and Reporting issues.
• Designed and developed rich front end screens using JSF (Ice faces).
• Developed Managed beans and defined Navigation rules for the application using JSF.
• Developed several user interface screens using Ice Faces Components.
• Involved in all kinds of testing during the project life cycle.

Environment: Java, JavaScript, DHTML, Java Servlets, JDBC, JSP,Java Beans, JSF, Netscape Application Server, Application Builder (NAB), Netscape Enterprise Server (NES), Windows NT.

Confidential

Java/J2EE Developer

Responsibilities:

• Responsible for Developing the integration framework, preparing estimates and high-level design of the application using Domain Model Design Pattern.
• Responsible for design, development and implementation of the key services of project from inception to completion.
• Development using JSP, Struts Framework, Castor, Tomcat, MBeans, Web Services using XML over HTTP.
• Responsible for Design and implementation of services including Customer Registration, Order Submission, Tax Area Lookup, Wireless Activation, Wireless Usage, Product Catalog Management, SMS features, and Content Download.
• Responsible for Design and Implementation of Shop (Phones & Plans, Entertainment), Family Center (Call Control, Family Monitor, Family Alerts) and My Account (Profile, Bill Pay, Usage) modules.
• Designed the application using JSP, Struts as web tier and Model Centric Services tier. This enabled high reuse of the Model layer for parallel projects including Disney Mobile Remote Order Entry (POS application for retail store sales) and Disney Mobile Customer Web Portal.
• Involved in integration of CWP wif various third parties Visage, mPortal, Equifax, DST and Autodesk.
• Involved in integration of DM ROE and RCS applications for retail store sales and rep commissions.

Environment: Java, Servlets, JSP, Struts, JUnit, Castor, Siebel CRM, Tomcat, Windows NT, Solaris, LDAP, ant, Java Beans, XML, Axis, Web Services, CSS, XSD.