ratnakarreddy

MR. RATNAKER KATIPALLY EXPERIENCE SUMMARY o 6+ Years of IT experience in requirement analysis, design and development of enterprise N-tier applications using Java, J2EE technologies. o Functional experience includes in Telecom, Banking and Life sciences domains. o Analyzed the requirements and prepared the specification documents. o Designed for new applications using GoF, J2ee design patterns. o Expertise in developing various applications using Core Java, Servlets, JSP, JDBC, Struts 1.2, Webservices, XML, SQL and JavaScript, using IDE tools Eclipse. o Experienced in developing Network management systems (NMS / EMS) using SNMP, TL1. o Performed unit testing using JUnit, and used EMMA for code coverage. o Experienced in complete Software Development Life Cycle - SDLC (Analysis, Design, Development and Testing). o Experienced in leading teams of 3 in previous two projects. o Experienced in various open source tools - Log4J, JUnit, ANT, and Castor. o Experience in Configuring and deploying applications on (Oracle) WebLogic 8.1 Application server, Apache Tomcat 5.5Web server and databases are Oracle, SQLServer, MySQL o Current emphasis is on Java, J2ee, Struts, Web Services, Castor, Eclipse, WebLogic 8.1. o Beginner in Hibernate 3.1, AJAX, and Spring. o Past experience in various domains proves my flexibility and enthusiasm. o Quick learner of the new technologies, having team lead skills, excellent team player and having good time management skills. ACADEMICS o Bachelor of Technology in Computer Science and Engineering from VREC, affiliated to Jawaharlal Nehru Technological University, Hyderabad, 2004. CERTIFICATIONS o Completed the, Cisco Certified Network Associate (CCNA) in June-2007. TECHNICAL SUMMARY Programming Languages : Core Java, J2ee, SQL Databases : Oracle 9i, MySQL, SQLServer Web Technologies : Servlets, JSP, JDBC, XML, Web Services Frame Works : Struts 1.2, Castor, Hibernate 3.1 Scripting Technologies : Javascript, ANT, UNIX sh Application/web Servers : WebLogic 8.1, Tomcat 5.5 Operating Systems : Windows, Unix, Solaris Telecom Technologies : NMS/EMS, SNMP,TL1 Distributed Technologies : EJB, RMI, Corba Configuration Management : CCM, CVS, StarTeam IDE’s : Eclipse , Xemacs WORK HISTORY Duration Organization Designation Jan 2009 to Jul 2009 Cognizant technology solutions, Pune Associate Nov 2006 to Jan2009 TechMahindra Ltd, Pune Technical Associate Aug 2004 to Feb 2006 Reachcons IT Solutions, Hyderabad Software Programmer WORK EXPERIENCE Cognizant Technology Solutions. Projects: Client : Merck Role : Senior Java/j2ee Developer Duration : Jan-2009 to Jul-2009 Team Size : 18+ [login to view URL] is a no 1 healthcare website in Europe, Canada and USA. It was developed using Java, j2ee, Tibco EAI. Having typical server side architecture with deployed on multiple weblogic servers. Tibco portal builder helps to manage different portlets, pages, and roles. Core java 1.5, Servlets, JSP's, Oracle, UNIX, customized frameworks. LDAP is the access protocol used for the user profile management. Registration, AdminUtilities, Portallocalization, eprints, LDAPExtracts, evalidation etc are some modules developed using java, j2ee technologies. UnivadisWebservice, LDAPUpdateWebservice are the web services developed using weblogic provided utilities. Role description: • Understood the complete flow of various modules (registration) which was developed in typical legacy java web development architecture. • Upgraded the code and fixed few severe bugs caused because of existing code. • Developed web services UnivadisWebServiceAPP, LDAPUpdatewebservice using Weblogic. • Analysed, designed and developed a web application ImageExplorer which is associated with main project using Java, J2ee, Struts and Oracle. It is an application to store, retrieve and view the images using java.Implemented j2ee design patterns as a step towards Designer. • Lead a team of 3 for developing the above web application as well as handling the change requests in the project. Tech Mahindra Ltd. Client : BT Role : Java/j2ee Developer Duration : Feb-2008 to Jan-2009 Team Size : 12 Environment: Operating System - Solaris,UNIX, Windows Technologies - Java/j2ee, WebServices, Struts, Castor. RDBMS - SQLPlus Application Servers - Weblogic 8.1 IDE - Xemacs (UNIX), Myeclipse(WINDOWS) Config. Mgmt. - CCM , StarTeam Anticipation Fault Management (AFM) is a generic term used for projects under Access Network Improvement Program (ANIP). Anticipation of Faults on residential telephone lines in UK, Calculation of Fault Location for a given fault within Customer Support System (CSS) and support of Can Do / Sustain Process is the responsibility of the AFM system. It has a project with 3-tier architecture JAVA processes as the middle layer and ORACLE 8i as the back end on UNIX). Location project is a UNIX based and uses JAVA and ORACLE8i at the back end. Night Routinely Activated Services (NRAS) is also a part of the system. It acts as a bridge between third party line test systems which carry out the line tests and AFM which analyses the results of the tests. Anticipated Hard Fault (AHF) automates the fault generation on circuits which have been identified as hard suspects by AFM. It has environment similar to AFM. Responsibilities: • Development using Core Java, Servlets, JSP, JDBC, Web Services, Struts, Castor framework. Implemented Hibernate framework on existing database connectivity. • Analysing the requirement and preparing a template implementing a java j2ee design pattern. • Developed/Developing End to End applications/Services for the requirement given by client using Existing/new frameworks. • Coding using core java, xml parsing using castor framework, webservice implementation using weblogic. Deploying on solaris box. • Assigning tasks to both members in my team, getting report from them and debugging on the developed. Organization : TechMahindra Client : Cisco Role : Java/j2ee Developer Duration : May 2007 to Dec 2007 Team Size : 09 Environment: Operating System - Solaris, UNIX, Windows Technologies - Java, Servlets, JSP’s RDBMS - MySqlServer 4.1 Servers - Apache Tomcat Technologies - NMS/EMS, Networking Technologies, Routing protocols Title : Cisco WAN Manager (CWM) Cisco WAN Manager is an element- and network-management product for the Cisco MGX Family, Cisco BPX Family, and Cisco IGX Family of multiservice switches and the Cisco MGX 8880 Media Gateway. Enables operations, administration, and maintenance of WAN multiservice networks. CWM has a robust, scalable architecture that meets the demands of end-to-end Layer 2 configuration, fault, and performance management control and operation in very large networks. Responsibilities • Understanding about the MGX/BPX switches, Different Routing protocols, Router and Switches configuration. Given presentations on Java, NMS/EMS functionalities. • Developed Frontend for NMS using servlets, JSP’s, Swings • Completed CCNA certification for prerequisite of this project • Simultaneously developed intrasite for our team NetCruisers. Used Servlets, jsp’s as serverside technologies. JDBC to communicate to the database is MySql Server 4.1. And used Tomcat 5.0 as webserver. Embedded MediaWiki webportal in our application Organization/Client : TechMahindra Role : Java/j2ee Developer Duration : Nov 2006 to Mar 2007 Team Size : 09 Environment: Operating System - Solaris,UNIX, Windows Technologies - Java, Servlets, JSP’s, Swings Telecom technologies - NMS/EMS, SNMP, TL1, Telnet Servers - Apache Tomcat ATP is an Advanced Technology Product, an adapter between two OSS (operation support system). One of the OSS is with the requirement standards given by TMF 854, and the other one with OSSJ standards. Participated in analysing the requirements, and has started developing with JMS, XML technologies. AMS is an Element management system (EMS). It resides on the Element Management Layer of the Telecommunications Management Network Model. It is a GUI- based interface which provides full remote support of Configuration management, Fault management, Performance management and Security management. It mainly deals with retrieval of data from the Network Element using TL1 commands as an interface and the output is displayed to the user through GUI developed using Java Swings. Responsibilities • Understanding telecom technologies NMS/EMS, Preparing the design document. • Development of Discovery Management GUI screen using Java Swings, JSP’s. • Embedded required TL1 commands for Discovery mgmt, communicated through Telnet API Client : Spectra Marketing Role : Java/j2ee Developer Duration : Feb 2006 to Oct 2006 Team Size : 04 Environment: Operating System - Windows Technologies - Java, Servlets, JSP’s, JDBC, HTML, JAVASCRIPT Servers - Apache Tomcat 5.0 Database - Oracle 9i IDE -Eclipse Spectra marketing’s Marketing Information System is an advanced flexible and functional web based information of marketing. It includes all the functionality of a marketing system like customers, banks and dealers. It acts as a mediator between all those. Tracking of public customers, private customers, and regular dealers. Directing every information from banks to their customers. Database of Customer information on the basis of Status (Approved, Declined, not yet).having regular activities like home, providing day to day information of Banks. Giving separate info for users, customers, (public, private). Administrator handles regular changes. Every customer has a Username, Password. Customers can select banks for various loans for various purposes. Information of Duration for sanction, disbursement. Extra events like feedback Role: Design and development. Developed web pages using Servlets, JSPs. Database management (update Customers), using UseBeans in JSPs. Implementing Taglibraries. Reachcons IT solutions Organization : Reachcons IT solutions Client : Shopsafe Role : Java/j2ee Developer Duration : June 2005 to Jan 2006 Team Size : 10 Environment: Operating System - Windows Technologies - Java, Servlets, JSP’s, JDBC, HTML, JAVASCRIPT Servers - Apache Tomcat 5.0 Database - Oracle 9i This project is intended for web based online Shopping, to access by the users over the web. The concept of the application is to allow the customers to shop virtually using the Internet and any person who wants to buy any thing from pin to car can buy without going out. The site display’s all products with brand names and price. The person will give user name and password. He or she has wants to buy anything can log in, and place order. Once the order is accepted the person has to make payment, on confirmation of payment the goods will be delivered at the doorstep. Role: Developed Servlets and jsp pages. Used JDBC drivers for communicating the database Organization : Reachcons IT solutions Client : Real Stock Ltd. Role : Java/j2ee programmer Duration : Aug 2004 to May 2005 Team Size : 10 Environment: Operating System - Windows Technologies - Java, Servlets, JSP’s, JDBC, HTML, JAVASCRIPT Servers - Apache Tomcat 5.0 Database - Oracle 9i This project is mainly about companies that involve in Stock Inventory Distribution, the company maintains the stock details of various companies who are registered with Stock Inventory Distribution .Stock Inventory Distribution will maintain share values of the registered companies. The entrants(who are participating in betting)after entering the Stock Inventory Distribution site with valid password will choose a set of five companies and gives his predicted share values. At the end of the month Stock inventory Distribution will announce the actual share values of the companies. If the average predicted values of entrants are equal/match with actual avg. then the entrant will be awarded with an amount of $200. If more than one entrant’s avg. value matches with the actual avg. then system will select randomly one entrant and he/she will be awarded with a prize of $200. Responsibilities: Coding using HTML, Java Server pages. Database management and JDBC connectivity using DAO’s. Developed the Servlets, jsp’s and html pages. 8.Academic Project Title : Reportum Organization : Galaxy software solutions Software : jdk1.3, oracle 8i, windows 2000 Role : Java programmer Team size : 4 Description:It is to promoting an existing reporting tool where reports can be designed using a drag and drop GUI and we are generating reports from databases as well as text files also.They may be run, viewed, and printed from the application or exported as HTML, XML, PDF, DOCBOOK or comma delimited text files.Providing Java features so runs [login to view URL] descriptions are stored as XML files. This means you not only use the reptool GUI but you may also edit reports using your favorite text editor. Role description: Retrieving data from database using JDBC. Used JDBC, to make Reportum as platform independent. Implemented the SWING to give an effective GUI to my project.