Uploaded File
add photo
Harry
harrygreens@verizon.net
703-727-9403
45 McPherson Circle
Washington, DC 20003
703-406-3273
Java Developer and Integration Engineer
21 years experience W2
0
Recommendations
Average rating
104
Profile views
Summary

OBJECTIVE

Software engineering or development for Java, web business or commerce applications.

WORK STATUS

US Citizen

SUMMARY

I have 30 years of increasing responsibility and expertise in the planning, development, design, analysis, implementation, and administration of information systems utilizing database and Client/Server applications involving Oracle, SQL Server, UNIX, Java, JSP, and scripting applications. My experience includes the design of applications for a variety of complex systems supporting commerce, telecom, health, scientific, and business applications with Java (J2EE, Core), Oracle, Apache, WebSphere, and other open source.

WEB SERVICES

I’ve developed code utilizing RESTful and SOAP Web Services APIs for web and standalone applications. JMS (Java Messaging Service), Spring Security, Spring Web Services.

TECHNICAL SKILLS

  • Hardware – HP, Sun Solaris/Sparc, Intel, Mac Environments – UNIX, Linux, Windows, VAX
  • Languages/Software/Technologies – XML, XSLT, HTML, Java 6, J2EE, SOA, LDAP, JSP, EJB, JDBC, JavaScript, PHP, Unix/Linux Shell, PERL, PL/SQL, T-SQL, C/C++/C#, .NET, Pro*C
  • Modeling – Rational Software Modeler, Rational ClearCase and ClearQuest. Big Data: Hadoop, Spark, Marklogic
  • Databases/Application Servers/VMWare – Oracle, Oracle Application Server, Weblogic, Oracle Portal, Tomcat, SQL Server, MySql, Jakarta, Apache, Xerces, Struts, Spring, Hibernate, Oracle Packages – Oracle Reports, Forms, Oracle Financials, Designer/Developer. Big Data: Marklogic access and interface, Apache Hadoop, MapReduce, Spark.
  • Tools (IDEs) – Rational Software Architect for WebSphere, Eclipse, Toad, Sql Developer, Ant, Serena (Dimensions), Microsoft Visual Studio 2008
  • Tools (Testing, Integration) Exposure to JUnit, Jenkins/Hudson
  • Tool Knowledge – SIP

Experience
Java Software Developer
Insurance
Jan 2015 - present
Herndon, VA

J2EE development supporting web and back-end applications for CMS (Medicare and Medicaid). Public-facing web application providing enrollment statistics and on-demand health-care data. Back-end Java application supports mediation and resolution between vendors and agencies regarding enrollments and benefit requests. Development resources include Apache, JBoss, Oracle, UI - JavaScript, Html5, JQuery, CSS, supporting Big Data apps and environments

Java JBOSS Apache Oracle J2EE JavaScript UI CSS jQuery Big Data
Remove Skill
Java Developer and Integration Engineer for short-term projects
Healthcare
Aug 2015 - Feb 2016
  • Supporting CDC and FDA developed core-Java and database code supporting data analysis and production applications for vaccine inoculation and public health oversight for CSRA.

  • Supporting the National Cancer Institute developed back-end and front-end fixes for Patient Registration Restful web application interfacing to vendor-provided health and diagnostic web application using custom API, Spring Framework, Hibernate, J2EE Java, JSP, JavaScript, JQuery, Ajax, Bootstrap CSS for Leidos Biomedical.

Java REST Spring AJAX Hibernate Data Analysis J2EE JavaScript JSP jQuery Bootstrap CSS
Remove Skill
Consultant
Information Technology
Jan 2015 - Apr 2015
  • J2EE development supporting web and back-end applications with Agile Methodology.

  • The web application provided enrollment statistics and on-demand health-care data.

  • Enhanced back-end Java application supporting reconciliation of enrollments and benefit requests, using JBOSS 7, Oracle, JavaScript, Html5, JQuery, CSS. Built VMWare client side environment for Big Data application using Hadoop, Spark, Ubuntu Linux, Maven.

Agile Methodology Java Linux Maven
Remove Skill
Application and Integration Engineer
Information Technology
Feb 2014 - Sep 2014
  • Developed and enhanced Java web application using Spring, Hibernate, Oracle 11g supporting Medicare and Medicaid customer/contractor acquisition and management (acquisition, rating, review, evaluation, awarding, etc) activities; Involved in full-stack, data and app tier development supporting evolving needs.
  • Development included Java J2EE 6-7 using Restful web services, Hibernate, POJOs, Spring MVC, and Struts 2.0 with Oracle 11g backend, Eclipse, Ant, and Subversion.
  • Performed unit test by stubbing. Developed Oracle, Hadoop, Linux code to handle big data.
  • Represented team in Scrum sessions supporting various Big Data applications.
  • Assisted with trouble-shooting Big Data applications using Hadoop, MapReduce, Marklogic.
Java Junit Linux MVC Spring UNIX Big Data WebServices SVN Struts Scrum Oracle MapReduce J2EE Hibernate Hadoop Eclipse Ant
Remove Skill
Software Consultant
Telecommunications
Jun 2013 - Jan 2014
  • Developed Java J2EE back-end code using Struts 2.0, Spring JDBC, Core, and Oracle 11g to convert customer account management from C/C++ to make the application functional and conforming.
  • Reverse engineered billing and customer account management applications to support bug fixes and compliance with distributed components.
  • This followed Agile Scrum with short timeframes.
Java Spring C++ J2EE Struts Scrum JDBC Agile Methodology Oracle
Remove Skill
Software Engineer
Information Technology
Oct 2012 - May 2013

• Developed Java Restful web application for status reporting using Struts, Tomcat, Hibernate, JSP, Servlets, and Oracle 11g, Rational Software Architect for WebSphere, to include JMS and knowledge-base components.

• Developed server application to diagnose external access of Patent and Trademark databases using Plsql, Shell Scripting, Perl that became customer mainstay. Troubleshot Java and dot Net USPTO trademark and patent applications.

Java REST Hibernate SQL Software Engineer Java Servlet Perl Struts Apache Tomcat IBM WebSphere JMS JSP Shell Scripts Oracle .NET Scripting Software Architect
Remove Skill
Software Engineer
Aerospace/Defense
Nov 2005 - Oct 2012
  • Supporting TSA as a software developer, developing fixes and enhancements to hiring management subsystems utilizing Oracle 11g and ASP.Net technologies, in Agile environment, using Visual Studio, Toad, ClearCase, ClearQuest, SharePoint
  • Developed Sequence Diagrams and Class Diagrams supporting FBI Next Generation Investigative (NGI) web application which supported billing, maintenance of subjects’ investigative information, biometric information, and interfaces with external systems. Used IBM Rational Software Architect/Modeler, ClearCase, and ClearQuest.
  • Developed web-based system task monitoring application using PHP and MySql to run, schedule, audit, and monitor customer’s data center applications on Windows and Solaris using Restful and Ajax. Also developed asset and repair/obsolescence reporting apps with Microsoft Visual Studio, ASP.Net 3.5, and C#.
  • Developed Java code implementing feature for user update and display of EPA catalog of chemical and biological substances.
  • Implemented extensive validation functionality, multi-threading capability using Java J2EE in Struts MVC Framework. Developed all supporting and related functionality on all tiers from user-interface tier to DAO database access tier, allowing use of Microsoft Excel or XML user input files to be scanned, validated, processed to update Oracle 10g database.
  • This feature was integrated into modernized Java Struts menu-based substance public web facing reference and research product developed by the team for the EPA. Technologies used included Tomcat, Oracle Application Server 10g, Apache, EJB, JDBC, XERCES, DOM, JAX-P, Ant, and Eclipse.
  • Tomcat server used for local deployment and testing and deployment to Oracle Application Server 10g was used for release to production.
  • Development also created downstream functionality utilizing SOAP APIs.
  • Developed web-based Oracle reports for environmental data registry using Oracle 9i Reports and enhanced Oracle 10g web forms menu to integrate with Oracle Portal.
  • Development tools included Eclipse, Ant, Tomcat, Apache, Oracle Application Server, Serena, and Toad.
  • Knowledge and exposure of Hibernate, Spring. Developed Oracle 10g PL/SQL packages for data migration to new schema supporting new J2EE architecture, raw data validation, and database load for redesign of database-centric research application.
  • Modified Oracle web applications for EPA web pages using HTML, JavaScript, Oracle PL/SQL web built-ins.
  • Added DML and DDL within Java validation code for EPA web substance application using Oracle 10g and Oracle Application Server 10g.
  • Debugged newly deployed Oracle Portal EPA web applications.
  • Developed Perl and Linux scripts supporting the DBA.
Java Linux REST SOA Spring .NET AJAX C# Hibernate PHP SQL XML Software Engineer Eclipse TOAD Visual Studio ASP.NET J2EE JavaScript Perl Solaris Struts Apache Tomcat EJB SOAP JDBC Agile Methodology MVC Oracle Web Forms Data Center Ant HTML ClearCase ClearQuest Data Migration Database Design MySQL PL/SQL Apache Windows MS SharePoint Software Architect
Remove Skill
Oracle Analyst
Information Technology
Feb 2005 - Nov 2005

• Developed Oracle Forms and Report for Oracle 10g supporting new requirements and enhancements for transport and forecasting application for Military Surface Deployment and Distribution Command, including PL/SQL, Unix Shell, and ASP.net on Linux/Solaris.

Linux UNIX PL/SQL ASP.NET Solaris SQL Oracle
Remove Skill
Contractor
Information Technology
Nov 2004 - Jan 2005

• Developed ETL for data warehouse for wireless billing using Oracle 9 and 10 PL/SQL with Unix Shell Scripting on Linux and AIX.

Linux Scripting UNIX ETL Oracle PL/SQL AIX
Remove Skill
Systems Engineer
Information Technology
Aug 2001 - Nov 2004

• Developed front-end interface to Oracle using Forms 6i on Oracle 9i database. Developed PL/SQL supporting DoD Java web-based forecasting and trend analysis application, redesigned Oracle 9i database for new business requirements and workload, developed metadata applications for validating and transforming to a new database schema, and applications to dynamically regenerate database schema, data dictionary. Functioned as software tester supporting compliance and integration for DoD DISA.

• Developed Oracle 9i PL/SQL procedures to generate business rules in XML automating IRS tax-exempt application, also developing integration and test functionality.

Java Oracle PL/SQL Oracle Forms XML Systems Engineering Database Design SQL
Remove Skill
Software Engineer
Information Technology
Jul 1999 - Aug 2001
  • Developed server-side applications in Unix Shell, Perl, PL/SQL, Oracle SqLoader, and other built-ins for retrieving, processing, integrating distributed customer data.
  • Enhanced Integrated Data Environment for DoD; server development for JTAV, NLAC, and JMAR Projects.
  • Developed data-mart using MS T-SQL for IRS SB/SE.
UNIX SQL Software Engineer Perl Oracle T-SQL PL/SQL
Remove Skill
Edit Skills
Non-cloudteam Skill
Education
Master's in Work-in-progress Computer Science Masters
George Mason Univ. 2004
Record has not been verified.
Bachelor's in CS/MIS
Spring Garden College 1981
Record has not been verified.
Skills
Oracle
2021
17
Java
2021
14
PL/SQL
2012
13
SQL
2013
12
Database Design
2012
10
J2EE
2021
10
XML
2012
10
Apache
2021
9
JavaScript
2021
9
Perl
2013
9
Software Engineer
2013
9
Hibernate
2016
8
Linux
2015
8
REST
2016
8
Software Architect
2013
8
Spring
2016
8
Struts
2014
8
.NET
2013
7
Agile Methodology
2015
7
AJAX
2016
7
Ant
2014
7
Apache Tomcat
2013
7
ASP.NET
2012
7
ClearCase
2012
7
ClearQuest
2012
7
Data Center
2012
7
Data Migration
2012
7
Eclipse
2014
7
HTML
2012
7
JDBC
2014
7
MS SharePoint
2012
7
MVC
2014
7
MySQL
2012
7
Solaris
2012
7
Web Forms
2012
7
Windows
2012
7
C#
2012
6
EJB
2012
6
PHP
2012
6
SOA
2012
6
SOAP
2012
6
TOAD
2012
6
Visual Studio
2012
6
CSS
2021
3
Oracle Forms
2004
3
Systems Engineering
2004
3
UNIX
2014
3
Big Data
2021
2
JBOSS
2021
2
jQuery
2021
2
T-SQL
2001
2
UI
2021
2
JSP
2016
1
Scripting
2013
1
Scrum
2014
1
AIX
2005
1
BEA WebLogic
0
1
Bootstrap
2016
1
C
0
1
C++
2014
1
Data Analysis
2016
1
ETL
2005
1
Hadoop
2014
1
IBM WebSphere
2013
1
Java Servlet
2013
1
Jenkins
0
1
JMS
2013
1
Junit
2014
1
LDAP
0
1
MapReduce
2014
1
Maven
2015
1
Shell Scripts
2013
1
SQL Developer
0
1
SQL Server
0
1
SVN
2014
1
VMWare
0
1
WebServices
2014
1
XSLT
0
1