PROFESSIONAL SUMMARY:

More than 15 years of experience in leading, managing, and developing software for major financial, insurance, investment, data storage and telecommunication companies.

 

CERTIFICATIONS:

 

·         Certified Apache Hadoop Administrator (Cloudera CDH4)

·         Certified Apache Hadoop Developer (Cloudera CDH4)

 

PROFESSIONAL EXPERIENCE:

 

Architect

NetApp

Research Triangle Park, NC

October 2011 – Present

 

·         Write Perl scripts to run MapReduce jobs using Hadoop Streaming.

·         Design partition scheme in Hive to speed up queries.

·         Design compression scheme for data in Hive (RCFile, SequenceFiles and Snappy).

·         Design denormalized schema in Hadoop to avoid large joins.

·         Perform benchmarking.

·         Performance tuning by changing configuration files (i.e. adjust JVM settings, ulimit settings, sort settings, mapper/reducer settings, etc).

 

TOOLS: Linux, Hadoop, HDFS, MapReduce, Hive, Pig, Sqoop, Perl, and Shell Scripting.

 

Big Data Architect

January 2013 – March 2013

 

·         Migrated Data Warehouse applications from Teradata to Hadoop.

·         Designed migration process for applications that contain ~400 billion records (200 TB) in Teradata and get 2 billion (~1 TB) additional records per day.

·         Designed initial load process for Teradata data into Hadoop.

·         Converted Teradata summary/aggregations SQLs to HiveQL scripts.

·         Created Sqoop jobs to export summarized data back to Teradata for reporting.

·         Designed compression scheme for data in Hive.

·         Worked with Hadoop administrators to tune the cluster (i.e. adjust JVM settings, ulimit settings, sort settings, mapper/reducer settings, etc).

·         Designed denormalized schema in Hadoop to avoid large joins.

·         Established ETL process for daily load into Hadoop via Sqoop import and staging tables in Hive.

·         Designed partition scheme in Hive to speed up queries.

·         Created Pig scripts to transform data before loading into Hive tables.

·         Created ksh scripts to run Hadoop jobs; used an internal scripting framework built using ksh that integrates with the enterprise scheduling software that keeps track of jobs and its status.

·         Mentored junior team members.

 

TOOLS: Linux, Hadoop, HDFS, MapReduce, Hive, Pig, Sqoop, Teradata, and Shell Scripting.

 

Senior Architect/Consultant

Citigroup (Global Transaction Services)

Jersey City, NJ

May 2011 – August 2011

 

·         Automated builds/deploys for a .Net application using Perl, MSBuild, Team Foundation Server (TFS) 2010, Team Foundation Power Tools (TFPT) and Rational BuildForge.

·         Automated config generation (appsettings.config, web.config, etc) process for .Net applications using an Open Source third party tool.  In the new process, config files were converted into templates with tokens.  All the combination of tokens/values were stored in a separate input file which was processed by the config generator to create actual IIS configuration files for all the environments (IIS servers).

·         Created a web application to get application deployment validation sign-offs from application leads using Perl CGI, Perl Regular Expressions, Apache, and MS Access.

·         Served as Rational BuildForge SME and provided guidance to the team regarding Best Practices.

·         Automated release report creation process by parsing raw data and creating HTML pages for releases using Perl.

·         Assisted team members in automating .Net applications.

·         Performed builds and deploys for several applications using Rational BuildForge.

·         Reviewed existing builds in Rational BuilForge and made changes to reduce build failures.

·         Worked closely with developers on application build and deployment related issues.

 

TOOLS: BuildForge, Perl, Perl Regular Expressions, CGI, Team Foundation Server (TFS) 2010, Team Foundation Power Tools (TFPT), MS Build, IIS, Apache, MS Access and HTML.

 

Senior Consultant

Blue Cross and Blue Shield of Illinois

Chicago, IL 

May 2010 – December 2010

 

·         Evaluated several ALM products including Serena Dimensions, TeamForge, Rational Team Concert and Subversion.

·         Created an Enterprise Build and Deployment Automation Framework using Maven 3, Nexus Repository, Rational BuildForge, Hudson, Sonar, PMD and CheckStyle.

·         Completed (design and implementation) a pilot of a large Java application in Serena Dimensions.  The pilot involved moving source branches from CVS to Dimensions, moving manual builds from RAD to ANT using Serena Build and automating deployments via Serena Dimensions’ deployment feature.

·         Created business case for tools and processes/frameworks.

·         Performed demos of products and processes to senior management.

·         Worked with development teams to resolve build/deployment and other related issues.

·         Automated builds/deployment for pilot application using Perl.

·         Architected and Implemented automated builds and deployments framework.

·         Established branching standards for applications in Serena Dimensions.

 

TOOLS: Serena Dimensions, BuildForge, Perl, ANT, Subversion, Maven 3, SONAR, Hudson, Nexus Repository, RAD, PMD, CheckStyle, and CVS.

 

Technical Director

CNA Insurance

Chicago, IL

March 2006 – May 2010

 

·         Led and managed enterprise wide software configuration/control process.

·         Provided enterprise level demos to tech leads, development managers and senior management.

·         Created documentation for software configuration standards.

·         Managed a multi-million dollar project end-to-end to evaluate, design and implement Serena Dimensions enterprise wide.

·         Managed internal and external resources (vendor contractors) on the projects.

·         Automated the work intake process for the team creating a web based application to manage all the incoming tickets, run reports, send status on tickets, etc.

·         Implemented IBM BuildForge for build and deployment automation.

·         Automated Dimensions admin functions using Perl.

·         Created integration between Serena Dimensions and BuildForge.

·         Migrated applications from PVCS Version Manager to Dimensions.

·         Provided classroom training to approx 300 developers and tech leads.

·         Created SQL reports for users to get release related data from Dimensions.

·         Created standards for directory structures used for workspaces in RAD/Eclipse.

·         Analyzed/documented current roles and responsibilities, and recommended changes.

·         Automated builds and deployment using Perl and WebSphere.

·         Installed/evaluated ALM products on Unix/Windows.

·         Documented implementation plan for new SCM process and tools.

·         Performed demos, lunch and learns, and training.

·         Negotiated contracts with vendors.

·         Setup Java/J2EE/EJB builds in the enterprise build tool (OpenMake).

·         Automated filtering process for J2EE applications using Perl.

·         Implemented continuous build process using Dimensions, CruiseControl and ANT.

·         Automated application builds using ANT, Subversion and Perl.

·         Implemented build servers to expedite builds and standardize build process using Perl.

·         Created custom deployment scripts to automate complex deployment process using Perl, SSH, and shell scripting in Unix.

·         Reviewed and suggested resolutions for gaps in current development process.

·         Created business cases for new products/tools.

·         Created training plan for the team.

·         Worked extensively with off-shore resources.

 

TOOLS: Serena Dimensions, BuildForge, Perl, PVCS Version Manager, Subversion, OpenMake, Java/J2EE, WebSphere, ANT, ASP, Oracle and Harvest.

 

Build Automation Architect

Citadel Investment Group

Chicago, IL 

January 2005 – November 2005

Project Details:

 

·                       Evaluated and recommended BuildForge to implement distributed builds.

·                       Created documents to support recommended tool.

·                       Implemented BuildForge to support distributed builds.

·             Created build farm of 50 blade servers (dual boot in Windows or Linux)

·                       Documented implemented solution.

·                       Worked with the vendor, BuildForge, to resolve product related issues.

·                       Provided feedback to BuildForge on product improvements.

·                       Worked with developers to resolve build issues.

·                       Investigated and resolved bottlenecks in the build process.

·                       Implemented Parasoft and Doxygen.

·                       Implemented continuous integration process.

·             Created scripts in Perl that integrated multiple ClearCase branches for system builds.  After integration was created, builds were performed by BuildForge.

 

TOOLS: Perl, GNUmake, ClearCase, ClearQuest, Visual C++, C++, and BuildForge

 

SCM Team Lead

Bank of America (Formerly ABN-AMRO)

Chicago, IL

February 2003 – January 2005

 

·                       Created Software Configuration Management (SCM) standards and processes for all ABN-AMRO applications (400+ applications).

·                       Automated SCM part of software development and implementation lifecycle for all the applications at ABN-AMRO(Unix and Windows).

·                       Centralized source control and build management using ABN-AMRO's standards.

·             Created infrastructure for deploying runtimes within all the environments (release management).

·                       Automated build management using OpenMake (build tool) and Perl scripts.

·                       Performed administration and upgrades of Harvest and OpenMake.

·                       Implemented applications on Harvest and OpenMake from other version control (ClearCase, VSS, CVS etc) and build tools.

·                       Developed and maintained deployment mechanism to deploy application runtime to production and test servers.

·                       Performed support for development applications on Harvest and OpenMake.

·                       Met with clients to introduce Harvest and OpenMake, and its benefits.

·                       Mentored new team members

·                       Provided training to clients.

·                       Improved infrastructure of SCM to better service clients.

·                       Met with management regularly to provide updates on implementations and improvements that are being performed.

·                       Worked with WebSphere Administrators to deploy releases.

 

TOOLS: OpenMake, Harvest, C++, Perl, WebSphere, WSAD, Tomcat, Apache, Eclipse, and ksh.

 

Senior Software Developer

Electronic Payment Systems

Metavante Corporation – A Financial Data Processing Institution

Milwaukee, IL 

August 1997 – February 2003

 

Metavante is a data processing company that processes financial data for more than 2000 financial institutions in the country including Chase Bank, Wachovia and others.  The Electronic Payment division of Metavante processes bill payment services for major financial institutions using ACH payment processing system via Federal Reserve Bank (FRB). 

 

·                       Architected and developed solutions from requirements.

·                       Worked with Business Analysts on defining requirements.

·                       Met with management on weekly basis to discuss progress.

·                       Created test cases and assisted testers in testing.

·                       Provided on-call support.

·                       Supported and maintained web based customer service tool (ASP and Oracle).

·                       Assigned tasks to junior team members.

·                       Brainstormed solutions with team members.

·                       Mentored new team members.

·                       Defined SDLC process.

·                       Tuned application and database to speed up processing.

·                       Administered Harvest tool(Version Control tool).

·                       Implemented applications in Harvest.

·                       Adminstered OpenMake tool(Build Management tool)

·                       Implemented applications in OpenMake

 

TOOLS: Visual C++/C++, IIS, COM, SQL, PL/SQL, Oracle, ASP, VBScript, JavaScript,  IBM Message Queuing, XML, Harvest, OpenMake, and VSS

Bachelors of Science

Southern Illinois University

Carbondale, IL

Major: Computer Science

Minor: Maths

August 1997