Software Development Lead/Architect

CAREER SUMMARY

Ø       Lead Developer with working experience in diverse verticals over 16+ years.

Ø       Experienced in Systems Analysis, Data Modeling, Business Process Automation, Performance Improvement and Complexity Reduction as well as in providing Open Source based solutions.

Ø       Worked in projects that followed Waterfall, Agile and Hybrid methodologies and managed short term projects.

Ø       Increased the Availability of Network Service Management Solutions by improving the ETL process that extracts data from NetCracker at TW Telecom.

Ø       Designed and Developed REST based services that provided Network Details in JSON format.

Ø       Developed Solutions with Vertica (Big Data DB) to analyze network related issues.

Ø       Re-engineered a Facility Compliance Calculation Process for Healthcare Credentialing Industry at Intellicentrics that vastly improved the speed (from days to hours) and resulted in better guidance to Hospital Administrators by Reptrax.

Ø       Designed and Implemented a Sales Planning and Compensation Solution for Retail Industry at FedEx Office that replaced a legacy implementation and facilitated better Process Governance.

Ø       Designed and developed an ETL Framework for Multi-Family Housing Industry at RealPage and Automated New Client Initialization that reduced Implementation Window from months to days resulting in quicker adoption of YieldStar, a leading Yield Management Solution.

Ø       Designed and developed an intranet based Data Warehouse Search and Reporting System and Automated Business Process at TXU that expedited the resolution of disputed transactions.

Ø       Experienced in Data Warehousing, developed EDI Parser for TX Set (ANSI X12) to handle EDI transactions in the deregulated Texas Utility Industry.

 

EDUCATION 

M.S                    Texas Tech University, Lubbock, Texas

M.S                    Indian Institute of Technology, Madras, India

B. Tech              Madras Institute of Technology, Madras, India

B.Sc                   Thiagarajar College of Engineering, Madurai, India

 

SKILLS MATRIX

Languages                         Java, SQL, XML, XSL, UML, WSDL, XHTML, C, C++

App Servers                      JBoss, WebLogic, Apache Tomcat, Resin, WebSphere

Database-related              JPA, Hibernate, MyBatis (iBatis), HSQLDB, PL/SQL, T-SQL, Vertica, Pervasive, DB2

Enterprise Technology    Struts, JSF, Spring, Spring MVC, JAX-WS, JMS, EDI, Rational Rose, ActiveMQ

ETL & Reporting       Talend, SQL*Loader, SSIS, Informatica, Business Objects, iReport, JasperReports

Scripting & Others          JavaScript, Jelly, Apache Ant, Maven, PERL, PHP, ColdFusion, JMX, JNLP, JUnit

Source Management        Subversion, CVS, Team Foundation Server

 

WORK EXPERIENCE

Lead Technical Consultant at Perficient, Plano, TX                                                                                   August 2012 to Present

Data Modeling, Development Coordination – Java, JBoss, Spring, JAX-WS, REST, JMS, Hibernate, MyBatis, Oracle 11g (PL/SQL, Packages), SQLServer (T-SQL, Stored Procedures), SSIS, Talend DI

 

Lead the solution development in multiple projects for different clients.

 

·   At TW Telecom, as part of Network Service Management (NSM) Solutions Team, performed Requirements gathering, designed and developed solutions and carried out Data Analysis

o   Solution stack was Java, MyBatis, REST based Services, Vertica, Oracle 11g, PL/SQL Packages, Talend, ActiveMQ

o   Fixed custom ETL processes (orchestrated by UC4) that extracted network data from NetCracker tables and loaded into a Data Warehouse

§   Analyzed the existing ETL process, re-implemented using Talend DI and made the ETL process stable.

§   Wrote PL/SQL packages (with Stored Procedures and Functions) to improve the solution.

§   Optimized the SQL queries to improve performance and improved logging.

§   Leveraged Oracle SDO modules to facilitate spatial analysis of events and resources

§   Developed Test Harnesses to ensure data quality during Data Migration carried out by NetCracker.

o   Automated the process of getting network data from REST based sources and stored them in Vertica DB to facilitate performing analytics on the stored data.

o   Automated Report Generation using Talend DI

o   Developed REST based services to provide data (in JSON format) to multiple applications.

§   Outage Summary and Details based on Geo codes

§   Network Hierarchy Details based on Geo codes

§   Insight into Network Errors

§   Details on Customer, Service and Equipment based on Geo codes

o   Developed a Messaging based solution that would automate the testing of Dynamic Capacity of Circuits.

o   Developed a Data Mart that followed the Canonical Model to store de-normalized data on Network to facilitate better reporting on Network Elements and Issues.

o   Did a proof-of-concept using Talend ESB to facilitate REST-based Web Services that will provide Network Details.

 

·   Lead the development of a solution at Matrixhealth in multiple projects

o   Solution stack was Java, JPA, SQL Server, Spring, Active MQ, SSIS

o   Designed the Data Model and developed a solution at Matrixhealth to manage Authentication and Authorization

o   Developed a solution that automated the process of identifying candidates for Health Risk Assessment

o   Coordinated the development of solution with our team members working remotely.

o   Developed an ETL solution using SSIS for handling Health Risk Assessment (HRA) data.

o   Developed Stored Procedures in T-SQL for generating XML documents that need to be sent to vendors.

 

·   Designed the Data Model and Lead the development of a SOA based solution for sending Retail Wires at UBOC

o   Solution stack was Java, JPA, Oracle 10g, Spring, Spring MVC, IBM MQ, JAX-WS

o   Worked closely with the client team members to address technical issues that arose during development

o   Coordinated the development of solution with our team members working locally and remotely.

 

Product Architect at RealPage, Carrollton, TX                                                                                          April 2012 to July 2012

Code Analysis, Data Warehouse ETL, Data Modeling, Complexity Reduction – Java, MyBatis, XML, SQL Server (T-SQL Stored Procedures), Linux

 

Worked in the Business Intelligence Division to re-architect an Open Source based home grown ETL Solution as well as their associated offerings. It was a Java based solution with Microsoft SQL Server backend.

·   Analyzed and documented the existing implementation. Identified the short comings in the design, implementation and improved the ETL processes that handled the Operations and Marketing Data.

·   Made recommendations to retire applications that were part of the problem.

·   Designed and developed a highly configurable ETL Program using Java and MyBatis that handled the output (flat files) from Attunity, a Change Data Capture (CDC) solution, to stage the data needed for calculating Market Rent and developed a Stored Procedure in T-SQL that calculated the Market Rent.

 

Senior Developer at Intellicentrics, Flower Mound, TX                                                                    October 2011 to March 2012

Systems Analysis, Data Modeling, Performance Improvement – PHP, MySQL, Java, MyBatis, Restlets, Linux

 

Responsible for the POS Solution of deView as well as the SaaS based credentialing solution of Intellicentrics.

·   Coordinated the server migration to make sure this application is hosted in a separate server that improved the stability and ensured the availability of the data from POS to the accounting, sales departments and executives.

·   Reverse Engineered an existing solution that calculated the Facility Compliance Score in PHP (that was too slow), documented the requirements and developed a Credential Verification process that used a set of MySQL Stored Procedures that was 60 times faster than the original solution.

·   Worked on code enhancements and fixes to the company’s core offering, a PHP based web application (used LAMP stack) that provides Credentialing Services to the Healthcare Industry.

·   Identified the flaws in Code Management Practices, proposed a better approach to Team Members that resulted in improved Product Quality and avoided repeated bug fixes.

·   Analyzed the existing solution, Fixed Issues and Improved a PHP based POS Solution.

·   Mentored a team member to take over the maintenance and support of the POS System.

·   Worked with business stake holders to Analyze, Troubleshoot and Fix a home grown PHP based Data Management application and had the entire process documented. It had been deployed in a Windows server (used XAMPP) and managed the data flow from the company website, POS System and to the Quick Books based accounting system.

 

Implementation Lead at FedEx, Dallas, TX                                                                                   February 2007 to October 2011

Sales Planning System Development, Technology Evaluation, Data Modeling – Java, iBatis, Struts, ICEFaces (JSF), CSS, JavaScript, AJAX, XML, XSLT, Spring, WSDL, JMS (ActiveMQ and WebLogic), JMX, BEA WebLogic and Oracle (PL/SQL, Stored Procedures and Packages), Solaris

 

Worked in multiple projects involving Sales Planning, HR applications Integration and Security related issues

·   Received Internal Awards for my contributions in March 2009, December 2010, February 2011, June 2011 and a FedEx Technology Award for Distinguished Achievement in March 2011.

·   Collaborated with external vendors in the integration of their software and coordinated their updates and releases

·   Integrated iCIMS, TALX (I9 Verification), PCM (Personal Car Mileage) systems for FedEx Office users.

·   Served as a Technical Lead in many SSO and Security related initiatives.

·   Collaborated with my colleagues in the successful development of a SAML v2 based SSO solution that was developed in .NET and deployed in Microsoft Share Point Server (MOSS).

·   Coordinated several releases with multiple stakeholders, improved the documentation for Change Management and introduced structured code reviews. These have decreased the number of issues identified during the UAT.

·   Investigated the slowdown/freezing of an internal application and determined the root cause. Set up KITE (Keynote Internet Testing Environment) scripts for monitoring the availability of this application.

·   Investigated successfully and identified the root cause of freeze-up in Saba (Knowledge Management System).

·   Developed a PL/SQL Package to automate DB maintenance tasks and simplify processes.

·   Developed prototypes and played a major role in the adoption of newer technologies like JSF and iBatis for Navigator, a Sales Planning System.

·   This System allows the Sales Planning Team to identify potential customers, allocate sales portfolio. Also store, review and approve relevant data determining compensation for sales staff.

·   Evaluated technology options like JSF, JavaFX and OpenLaszlo. Subsequently identified ICEFaces (JSF), a library and framework for creating Rich Enterprise Applications with AJAX features.

·   Implemented a Sales Planning System that facilitates the approval of incentive plans and overall compensation by different departments like Planning, HR and Accounting as well as Role-based Access Control.

·   Developed key features like Report Generation, Hierarchy Rendering Framework and Planning System Module comprising Incentive Plan, Guarantee, Eligibility, Employee Plan, SKU Management, Commission Report and Sales Calendar besides others.

·   Carried out Performance Tuning of a Hierarchy Rendering feature to cut down the processing time.

·   Developed a Messaging (JMS) based solution for integrating with the centralized Account Manager System

·   Designed Interface Definition (WSDL) and XML Schema Definition (XSD) for Web Services based integration with other applications.

·   Carried out Systems Analysis of specific features of Clarify CRM implementation that was in use.

·   Developed a standalone data extractor to work against multiple databases and load data to a target database. This application used iBatis SQL Maps and instrumentation using JMX for remote access.

·   Designed and developed CAPS, a web application using Struts, SiteMinder and deployed on BEA WebLogic 9.2 with Oracle backend.

 

Consultant at Alliance Data, Richardson, TX                                                                                      July 2006 to February 2007

EDI, Java, XML, Oracle (PL/SQL and SQL*Loader), Solaris

 

Senior Developer at RealPage, Carrollton, TX                                                                                   January 2005 to July 2006

ETL, Process Automation – Java, XML, Embedded DB, Hibernate, Postgres and SQL Server (T-SQL), Linux

 

Consultant at Oncor, Dallas, TX                                                                                                  December 2001 to December 2004

EDI, Data Warehouse, Process Automation and Reporting – Java, Struts, JSP, JavaScript, Tomcat and Oracle (PL/SQL, SQL*Loader, Stored Procedures), AIX, Solaris