Swamy Talam (MOB: 402-***-****)

Summary

Technical Architect with Grails, J2EE Designer Lead with over 13 years of experience in IT industry.

Successfully architected and designed and led and developed enterprise projects covering various aspects of software development, processes and methodology.

Extensive experience in OOAD, JEE, Micro Services, Frontend, middleware and enterprise application architecture and implementation.

Ability to see, suggest, model and deliver viable technical solutions for real world business problems.

Technical Proficiency

Languages: Java, C, C++, UML, Groovy, HTML5

JEE Technologies: JSP, Servlet, Struts, JSF, EJB, Spring MVC, Hibernate, JMS, JNDI, Grails, Quartz,

Frontend Technologies: HTML5, CSS3, JQuery, Angular, W3C Standards, Web apps for SmartPhones

Web Services: SOAP, REST, JAXB API, X-Fire, Axis2, JMS, XML Blaster & XML Beans.

Design Patterns: Singleton, Prototype, Factory, Composition, Aggregation, Structural, Behavioral, Builder, Front Controller, DAO, Session Facade, Business Delegate, Architectural.

Application Servers: WebLogic 8.x-10.3.2,Websphere 6.x-7.x,Oracle 9iAS, Tomcat 6-8.

Architectural competencies: Business Modeling, Architectural Mechanisms, Design Patterns, POC development, Functional Estimation, Performance Tuning, Environments etc.

Databases: ORACLE 9i, MySQL, SQL SERVER 2000, DB2.PostGres, Post GIS, Oracle Spatial

Tools: Eclipse, Net Beans, IBM RAD, SQL Developer, TOAD, Web Logic, Web Sphere, JBoss, OC4J, Tomcat 6/7, Jetty, Oracle 9/10, Mysql4/5, Postgre SQL, Post GIS, Open LDAP, JUnit3/4, Maven, J-Probe, J-Meter, JIRA, SVN, CVS, Clear Case, Git hub, HPQC, Linux ES, UNIX, AJP Connectors, AW Stats, Selenium, HPQC.

Geo Spatial Technologies: ESRI SDK, Arc-GIS Server 9/10, Geo Server, ESRI JS API, Google Map API, Open Layers API, Geo Web Cache, SLD, OGC Services like WMS, WCS, WFS, OGC data formats like KML, GML, Geo JSON.

Telecom Technologies: Net Expert, Web NMS &, West-hawk SNMP, Open NMS. TMN, ITU, ETSI, MAP, SS7 & 3GPP, LAPD, TCAP, BSSAP, SS7, MAP, SNMP, GSM, GPRS, CDMA, SS7, IMS, IN. RF Planning, Network Planning, Network Deployment, Integration, Network Optimization. HLR Testing in Distributed Architecture, PGW, CNTDB, LDAP, Call Processing.

Ecommerce Tools: IBM Tealeaf, Oracle Endeca Search Engine, IBM Capture Server, Bazaar Voice Integration, Google Analytics. Web Master Tools, Arrow Eye,. TSYS Payment Gateway integration. Order Management System, Ware house Management System, IBM Core Metrics.

Business Domains

Telecom

Transportation ( Railroad and State Dept of Transportation)

Medicare

Ecommerce

Education

Master of Engineering, Electronics (Pune University – INDIA)

Bachelor Of Technology, Electronics and Communications, JNTU Hyderabad- INDIA.

Projects:

1.Oriental Trading Company, Omaha, NE ( 06/2015 till date) Role: ECommerce Lead (orientaltrading.com)

Analyze business process and propose Technical Architecture for Digital Experience platform.

Participate in the requirements gathering for Customer Master, Product Master, Order Management System re-engineering.

Participate in the Marketing and Business Decisions to propose the Architectural Enhancements.

Create prototypes, design patterns, developer’s manuals, and presentations for business executives and mentor Software Engineers.

Design and develop JEE, Spring MVC based Ecommerce platform and integration.

Led the project teams for the transition to an AJAX-based web interface including a new website look and feel.

Design and Development of Micro Services and enhancing the deployment models.

Design and Development of Continuous integration of the web development.

Set technical direction and evaluated emerging technologies to meet long and short-term business objectives.

Onsite and offshore coordination and estimate the deliverables and project management.

Technology Stack: Spring 4, Spring MVC, Hibernate 4, JQuery1.9, Maven, Web Logic, Apache,

F5, Oracle 11G, Enterprise Architect, Jetty.

2.Union Pacific Railroad, Omaha, NE ( 01/2012 till 06/2015)

Role: Technical Lead

Design and develop Train Control Data Management System with Micro services.

Design and develop Web App with Spring REST implementation and integrate modules like TCDEngine, P6Module, and CM-Module to support GIS and Linear Views.

Design and develop TCDEngine with spring and design patterns like Builder, Composition and Aggregation to build the complex objects of Subdivision which holds various objects of Train Control Data Management System. This module integrates systems like EFMS, WIU, Signal CAD systems using schedulable jobs. Data is normalized and validated and generated CCLs (custom xml) to support generic PTC data model for various TCD features.

Design and develop CM-Module to perform and keep track of the changes implemented on PTC Track Network. This module internally uses P6-Module and inbuilt workflow system to escalate issues while implementation in all the phases of Track Profile changes.

Design and develop P6-Module to integrate Project Management tool (P6) functionality into TCDMS project. Oracle Primavera P6 is integrated through its web service API to create and modify Project, Activities, Activity Codes, Resources, EPS, and WBS along with Scheduling of the Project is implemented by considering the SLA of Project and Activities in addition to Re-Planning Release feature.

Design and develop Linear View with Angular-JS, JQuery and JQuery plug-ins like UI, GRIDs, validation, widgets, HTML5, CSS3 in responsive web design

GIS view is built with ESRI JavaScript Web API, JQuery and DOJO frameworks.

Base Maps are designed from ESRI online services. Base Track layer and infrastructures related layers are built with Restful services and loaded on the Map as Overlays.

Technology Stack: JDK 1.6, Spring 3.2, Grails, JMS, Primavera, Jenkins, xml beans, JBOSS EWS,

STAX Parser, Angular-JS, JQuery, ESRI JS-API, HTML5, CSS3, JSON, MS Visio. Maven,

SVN, Oracle P6, Eclipse 4.x, Oxygen, Jenkins, Star UML and Mockito Junit framework.

3.CGI, Fairfax, VA (5/2011 till 12/2011)

Role: Senior J2EE/GIS Developer

Designed and developed backend using Spring IOC, JDBC modules

Database performance is improved by converting the existing SQLs to stored procedures

GIS View is designed and implemented using Open Layers GIS API

Database design is enhanced to cater the Geo Spatial information for all provider and subscribers the Pecos application

Title cache is implemented with Geo Server API to cache the static maps.

Extensively used J2EE design patterns like Factory, Session Façade and Business Delegate.

UI designed and developed with JQuery, Struts2 API

Map API java script is integrated with JQuery POST requests.

Extensively used TOAD and SQL developer to optimize the SQL queries and stored procedures before they are implemented in the application.

Technology Stack: J2SE, J2EE, Struts2, Hibernate, Spring, JMS, JQuery, Log4J, IBM RAD 7.5,

Oracle 10g, Web Services, Web Sphere 6.1, SVN, OOAD, UML, TDD, Agile.

4.Seneca Global, Hyderabad, INDIA (09/2009 - 5/2011) Technical Lead –

Role: Technical Lead (http://www.511sc.org, http://511.alaska.gov, http://m.511.alaska.gov )

Design and development of Web portals using Grails1.3.5, J2EE technologies with Quartz, Web

Services, SOAP-UI for the integration of the various GIS, Spatial Elements

JQuery & JQGrid UI frameworks are used for Ajax functionalities in the UI.

Linux servers are installed with Postgre/gis, JDK 1.6, Tomcat6, Apache, and AWSTATs.

Automated the logging and web statistics usage reports generation with AWSTATS with the

help of Shell scripts and Cron Jobs across all machines in the deployment model.

Performed unit testing with JUnit, load testing using Apache JMETER.

Generated the shape files from ArcGIS 9.3 server to build back ground Maps like, Regions,

Counties, Communities, Parks, Highways, State Roads, Local Roads by using PL/SQL

Queries and filters of Arc Catalog, Arc View tools

Shape files are loaded in Geo Server data store and generated the WMS layers.

Implemented SLDs with Open Geo standards for Line, Point, and Polygon Geometries using

Filters, CQL filters and rules. Configured Tile Cache server to cache the static WMS layers

Technology Stack: J2SE, J2EE, Struts2, Hibernate, Spring, JMS, JQuery, Log4J, IBM RAD 7.5,

Oracle 10g, Web Services, Web Sphere 6.1, SVN, OOAD, UML, TDD, Agile.

5. Delasoft, Hyderabad, INDIA. (06/2007 to 08/2009)

Role: Project Lead

Project1: Spatial Component Admin Tool [Conversion from Desk top to Web Based]

Project2: GIS based Digital Video Logger [Conversion from Desk top to Web Based]

Project3: Network Management System for FCAPS based on Net Expert

Responsible for requirements analysis from the existing Desktop application built with ESRI

Mapping tool Arc Map and converting to the requirements which fits into Web Application.

Responsible for project delivery which is built from the scratch including Architecture design, UML modeling, development, testing and deployment of the application.

Configured and Enabled the Spatial features under MDSYS user by running the admin scripts

Designed and Implemented different modules with JSF and AJAX4JSF, spring and

Spatial features like Metadata and Index creations, building and running spatial queries with

SDO_NN, SDO_RELATE, SDO_WITHIN_DISTANCE, LRS_MILE_MEASURE options

Dynamic Segmentation, Reverse Dynamic Segmentation are implemented for LRS.

Conversion of Geometries, Identification of NULL Geometries, Listing the Geometrical

Integrated Spatial Component Admin Tool with Digital video logger to view the Geometry features in the Google Map API for the project tracking purposes.

The highway images and mile points data is integrated with Google map API with Google street map view to have the compatibility with current geographical data.

Used JIRA portal to maintain source and track the activities of the team members.

NMS (Network Management Server) is easily scalable server, which performs FCAPS operations.

This product is completely designed with Spring Frame work, which includes Spring IOC, Spring

JDBC, Spring JMS and JSF, A4J libraries. This is built based on the features of Web NMS, Net Expert, Net-SNMP features.

SNMP operations are handled using SNMP4J API (Java API for SNMP implementation).

Parsing the SNMP MIBs are done by SNMP java Mibble parser API.

NMS Core server designed with Spring IOC, DAO, JDBC modules with Spring HTTP Invoker, and the application is built to deploy on to the Web Logic server.

Designed NGM middle layer to persist data into Oracle database. Used Toad and SQL Developer to configure the configuration data and for trouble shooting the SQLs.

Designed and implemented SNMP Multithreaded Trap Listener, SNMP Manger for V1 and V2c, MIB Loader and MIB Parser with help of open source implementations

Designed and implemented Auto Discovery mechanism for the SNMP based Network elements by making use of SNMP Asynchronous request processing.

Technology Stack: Java1.5, J2SE, JSF, Java Mail, Ajax, My Faces, Rich Faces, Spring, Hibernate, Map API V2, Tomcat 5, Web Sphere, Oracle 9i, 10g, XML,DOM, SAX, Log4J, Web logic, EJB3.0, JMS, Eclipse 3.2, JUnit, Windows, Linux ES, JIRA portal, SVN, Agile, OOAD, UML,

6.Siemens, Bangalore, INDIA (11/2005 to 06/2007)

Role: Executive Software Development

Project1: HSS (Home Subscriber Server)

Project2: HLRd PGW (Provisioning Gateway)

Project3: HLRi (Home Location Register - Innovation)

HSS (Home Subscriber server) is the master database for subscriber information and could be present in the GSM, GPRS and UMTS network which can provide multimedia services along with the call processing. This includes authentication, authorization, service details etc.

HLRd PGW (Home Location Register – Distributed) is based on Distributed Architecture with different physical servers setup for Subscriber Administration and Call Processing. Subscriber Administration is implemented with J2EE frame work (PGW) and Call Processing part is retained from the existing C++ Implementation. SOAP protocol is used for the message communication between both the systems.

HLRi (Home Location Register- innovation) is a standalone server which does the call processing and Subscriber Administration. Subscriber Administration is implemented with J2EE frame work (PGW) and Call Processing part is retained from the existing C++ Implementation.

Responsibilities (HSS and HLR):

Integration testing of various call processing features related to GSM and GPRS features.

Involved in the preparation of the Test case, Test Suites using IPSL and TOM Tool.

Involved in the review of Design and Functional specifications.

Preparation of Test plan, writing test cases, executing the Test cases and updating the scripts in TOM data base,

Involved in the development of mapper functionality using Struts Actions, Forms, and validator frameworks. Coordinating with the Integration testing for all the features/queries. Performed integration testing for the most of the call processing features and verified the Map messages as per the ITU-T standards.

Involved in the setting up the test servers to deploy the PGW, HLR Core server, Database Server and configuration servers, Open LDAP on SuSe Linux platform.

Technology Stack: JDK1.4, 1.5, JSF1.2, Tomahawk, Spring2.5, Hibernate, AJAF4JSF 1.1, Struts with Validator framework, Oracle 9i, MySql, XML,SPAML, DSML, Log4J, Web logic, JMS, Eclipse, Linux, Water fall methodology

7.BSNL, Hyderabad, INDIA ( 02/2003 to 11/2005)

Role: Telecom Engineer

Project1: FACPS Management of EMS built with Motorola NSS, OMCR, Siemens NSS.

Project2: RF Planning, BSS Implementation - GSM/GPRS/CDMA Networks

Project3: Administration Software, Java, JSP, Servlets, Tomcat

Environment:

Siemens EWSD, Motorola BSS, OMCR, NMS System, ZTE BSS, Agilent BTS Tester, Ericson TEMS drive tester, Java, JSP, Servlets, Oracle, JavaScript, HTML, CSS, Tomcat

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