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Senior J2ee Developer Consultant Resume

PROFILE SUMMARY:

  • 7 years experience as a JAVA developer.
  • Actively worked on projects across all facets of the Software Development Life Cycle.
  • Experience with object - oriented analysis and design.
  • Diverse experience utilizing Java tools in business, Web, and client-server environments including Java Platform, RMI, Java Server Pages (JSP),Java Standard Template Library (JSTL), Java Servlets, and Java database Connectivity (JDBC) technologies, Spring MVC, JQuery, AJAX, ORM tool (Hibernate), Apache HTTP Components, JSON.
  • Fluid understanding of programming languages - Java, HTML, DHTML, AJAX XML and UNIX shell scripting.
  • Excellent communication skills.
  • Expertise in documenting Technical Specifications.
  • Received advanced training and worked hands on MySQL High Availability.

TECHNICAL SKILLS:

Languages: Java 1.6, JME, JSP, SQL, HTML,DHTML XML, XSD, Unix Shell scripting

Frameworks: ExtJs, Dozer, Spring, Spring MVC, Apache Tiles, Apache HTTP Component, Apache POI, Hibernate, Flex JSON, Advent Net Web NMS framework

API's: Dozer API, Spring MVC Controller, Hibernate Criteria API, HTTP Component API, Apache POI, JQuery, AJAX, YAHOO Dialog (YUI), DhtmlXGrid, Junit, SNMP, Java RMI, Java Sockets, Servlets, XStream, Jdom, JSON Serializer

IDE: Apache ANT, Maven, Altova XMLSpy, iReasoning MIB Browser,Beyond Compare, Win Merge, VMware technologies, Advent Net Web NMS studio Eclipse (Helios, Galileo), IntelliJ, Creator

Version Control: Sybase, DB2 9.x,Oracle, MySQL, h2db, Aqua Studio, MySQL Workbench, J2EE, HTML, DHTML, JSTL, Jquery,AJAX, Spring MVC, Apache, Tomcat, SVN, CVS, Clear Case

OS: Windows (Windows NT/2000/XP Professional, Vista), UNIX (Solaris 8, 9, 10), Linux (FC4, RHEL AS4, Red Hat 9, Red Hat 8, DOS)

PROFESSIONAL EXPERIENCE:

Confidential

Senior J2EE Developer Consultant

Responsibilities:

  • Implemented a module to onboard potential investors for various funds.
  • Developed autocomplete functionality within the ExtJs grid.
  • Implemented a module to perform file integrity and business logic check of various funds’ NAV files.
  • Used ExtJs Form and Grid Panel on the front-end to layout the file upload components.
  • Used Spring MVC and Spring JDBC template at middle tier to intercept requests and persist the data.
  • Created a transaction view module for commitment and redemption functionalities.
  • Implemented Client-On Boarding module using ExtJs component query to create JSON data.
  • Created utilities using JAVA generics for application modules to perform repetitive task.
  • Developed UNIX script to FTP files to vendor server.

Confidential, NJ

Senior J2EE Developer Consultant

Responsibilities:

  • Implemented transaction based Stored Procedures in Sybase and ORACLE to delete an event.
  • Performance tuned couple of operations for optimizing the response time between server and client. Used JUnit along with Apache timer library to trace the bottle neck on the server side.
  • Refactored the server side code to avoid duplicate calls made to database.
  • Implemented a small enhancement on the client side using GWT/smartgwt.
  • Worked on critical bugs.
  • Implemented the Data Transfer Object layer using DOZER to convert the DTO to Domain Objects and vice-versa.
  • Wrote a generic wrapper converter over DOZER mapper.
  • Implemented a Custom Converter in DOZER for mapping fields.
  • Initiated an effort to componentize the MODEL data and DTO data for the application.
  • Wrote ANT script to create a jar for the MODEL data and DTO data to be used in the application.

Confidential, NJ

Senior J2EE Developer Consultant

Responsibilities:

  • Performed JQuery Ajax call to check if the event was marked as Significant update event on event load and also when user unmark the event as Significant update.
  • Implemented calls to intercept the request from UI at the Spring MVC Controller layer.
  • Created Hibernate mapping files for the Reference Data and for the new component that was to be persisted to the database.
  • Used Hibernate API at the service layer for loading and saving of the ORBIT event.
  • Incident Risk feed file processing to persist the incident risk events into the ORBIT database.
  • Used chain of responsibility design pattern to implement the filters.
  • Wrote Junit test to test the filters as an individual piece of unit.
  • Defined the filters in the Spring bean configuration file as LinkedHashSet.
  • Applied the filters in the order of execution and persisted data into ORBIT database.
  • Used JQuery Auto Completer widget. The Auto completer is set to minimum of 2 characters.
  • Used JQuery to manipulate the static HTML components on the UI for hiding and unhiding.
  • Used HQL at the service layer to return the matching result to the UI layer.
  • Used JQuery AJAX call and JSON to populate the reference data on the UI.
  • Used YAHOO Dialog (YUI) widget o capture the user input in certain scenarios.
  • Used DhtmlXGrid to display the submitted test results
  • Used UNIX Shell scripting to automate monthly Fitch Feed process.
  • Enhanced the Fitch Feed process to auto accept large volumes of false update events based on last update timestamp.
  • Created a Spring standalone program to generate a GSAM feed file.
  • Used XStream API to generate the xml output feed file.
  • Created Pojos that are written as XML elements in the xml output feed file.
  • Wrote a UNIX Shell script to ftp feed file (xml formatted) to external ftp server.
  • Implemented restricted selection of backend data via UI.
  • Refactored the client side javascript APIs to accommodate the change.
  • Refactored the JSP.
  • Performed server side validation at event submission.
  • Implemented a minor enhancement where user can select data from hierarchical pop-up dialog box.
  • Used YAHOO Dialog (YUI) to capture the user input.
  • Used HTTP Components API for http callbacks between SIMPL IM application and the IM application.
  • Used Jdom API to parse the xml data send by the IM application.

Confidential

Senior J2EE Developer Consultant

Responsibilities:

  • Created a Search engine to allow user access to the most current Active/Inactive risk Issues.
  • Bound the data elements within the UI as Spring bind components.
  • Created hierarchical selection of data elements using javascript.
  • Added the new fields to Solr search engine schema xml file.
  • Added the new fields in the Solr query programmatically as parameters to fetch indexed results from Solr server.
  • Used Apache POI API to generate Excel extract of advance search results.
  • Implemented minor enhancement for the Techrisk Issue page.
  • Used JSTL to collapse and expand few sections depending on the state of the Issue.
  • Implemented a proprietary rule bean as an input to the proprietary TLD (to hide/ show buttons)
  • Refactored the code and query for the Audit trail.
  • Implemented the UI layer in the Re-engineering process of Techrisk
  • Created the new Techrisk Issue page and Action Item page.
  • Bound the data elements within the UI as Spring bind components.
  • Bound the data elements within the UI as Spring bind components.
  • Implemented a Multi-Action Controller to handle AJAX calls made from UI.
  • Re-implemented the validation to be performed on the server side.
  • Wired and defined the validators in the Spring configuration file as LinkedHashMap.
  • Provide user access to the applications along with individually defined entitlements.
  • Handling production tickets requiring backend changes via SQL queries (used Aqua Studio).
  • Periodic disk space management to ensure uninterrupted application processes around the clock

Confidential, Burlington, MA

Software Engineer

Responsibilities:

  • Designed and developed an XML driven dynamic engine within the fault management module on the server side. Used Hashtable to store the traps that were parsed at the server startup. Using the JDBC API’s offered by java sql package the traps are pushed into the database. The trap parsing is performed using DOM parser.
  • Established contract for the XML within the XSD using Altova XML Spy
  • Designed and implemented “Alarm Handling Enhancement” (an application to enable deletion of alarms and events). User can delete the alarms using a GUI filter.
  • Designed and implemented the “Alarm Synchronization” feature for EMS. Implemented multithreaded task to achieve Alarm Synchronization.
  • Implemented the performance management module.
  • This module displays all the essential network statistics of the SBC within the EMS application.
  • Implemented the UI to display performance statistics obtained from the server side.
  • Used Java Swing to implement the client. Used JTables, JTextFields etc to display the performance data.
  • These UI components were layed out using the Layout managers.
  • Configuration Management module is an EMS utility which locates and configures Confidential based on user requests. In this module there is an Active and an Inactive component. Active component holds fresh data. Inactive component is derived from the Active component.
  • Inactive component is used to configure the SBC.
  • Supported the database to add new objects to the schema.
  • Implemented server side code to add RMI calls for these new objects. Implemented UI component to support these new objects.
  • Wrote UNIX shell scripts in bash for automating database startup, backup and restoring of databases.
  • Embedded DML and Data mining (SQL statements) Statements
  • Enhanced existing UNIX bash shell scripts to monitor database.
  • Embedded SQL statements to get status of various variables of MySQL database.
  • Successfully performed Database migration and supported migration up to five releases of EMS which involves DDL and DML statements.
  • Invented a way to thin out base framework to use less disk space for EMS application.
  • Applying patches to framework and rebuilding it whenever needed.
  • Used JUnit suite to unit test traps within the fault management component.
  • Derived a Trap Test class from Unit Test class.
  • All initiation was done in the setup method and cleanup of resources was performed in teardown method.
  • Used Array list to store node data for the trap and then used the assert statement to test data for every node of this trap.
  • Designed and developed a new connection management framework where certain asynchronous operations use the same socket unless it is closed by the other device. Used java sockets to implement the connection pooling.

Applications / Technologies: Java Data structures, Java Multithreading, Java Sockets

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