Resume
Summary
IT professional with expertise in full cycle software development and production support in a diverse mix of languages, technologies and environments. Proven ability to develop for, and support, large online transaction processing, order to cash, mobile and data driven applications. Creative and efficient problem solver with good analytical skills. Works well with colleagues and other teams to ensure quality through the full cycle development process.
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Major Accomplishments
- Continued increase in availability, 99.5% (2005) to 99.8% (2009), for world’s largest B2B eCommerce order to cash application, exceeding $3.5 billion per month, through 24/7 on call support, root cause analysis/resolution and full cycle development.
- Served in a lead support role for two applications, a tier 1 order to cash customer-facing mobile application and a MVC(struts) based data translation application.
Professional Experience
| McKesson Corporation, Carrollton, TX | 2005-2009 |
A Fortune 15 healthcare services company.
Programmer/Analyst 2
24/7 on-call support, implementation planning and installation for a suite of multi-tiered applications, including a tier one $3.5+billion/month order to cash eCommerce application. Full cycle development of bug fixes for scheduled releases and for rapid emergency issue resolution in J2EE, unix batch and Oracle backend database environments. Heavy focus on issue resolution and prevention through developing defect free code and process changes.
- Achieved continued availability increases from 99.5% to 99.8% in highest priority application.
Handled crises effectively and efficiently and drove to root cause resolution.
Tools: Weblogic 8.1 and 10, Oracle SQL/PLSQL, Java, Korn/Bash scripts, Unix - Improved code quality and reduced defect quantity of several applications, greatly improving customer satisfaction. Worked closely with business analysts and quality assurance team through the full development cycle to clarify requirements and produce defect free code.
Tools: Quality Center, SharePoint, Harvest
- Eliminated outages due to a complex load balancer failure mode. Planned and executed emergency high visibility architecture restructure to alleviate outages. Maintained availability even when work was required outside maintenance window.
Tools: Sybase MBusiness Anywhere, Sybase SQL Anywhere, iPlanet, Weblogic 8.1 - Reduced duration and risk of complex business-critical data translation process, required for new releases with database schema changes, by tuning the process and code. Reduced runtime by about 2 hours, increased performance by a factor of 10 while reducing system footprint by 25%.
Tools: Oracle PL/SQL, Oracle execution plans - Successfully transitioned support to offshore provider. Provided technical training to offshore resources. Improved efficiency by reducing time taken for offshore resources to perform effectively.
- Eliminated unnecessary tedious manual and ensured that team was apprised of possible outage leading indicators. Automated manual daily business critical outage avoidance processes resulting in increased availability.
Tools: Oracle execution plans, Korn shell script, SQLPlus
| University of North Texas, Denton, TX | 2001-2005 |
| Lab Assistant | 2001-2005 |
Assisted students in a lab for web and multimedia classes. Maintained lab computers and test servers. Supported Linux administration classes by building out and maintaining servers and their local network.
- Reduced time required for student check in process. Reduced error incurred by manual entry of student data. Designed and developed Java middleware to interface IR barcode scanner to student check in software.
Web Designer |
2003-2005 |
Maintained department website and worked on other small projects for professors in the department.
- Increased performance and reduced complexity of servers required for department website. Redesigned and rebuilt department website to use PHP over JSP pages.
- Reduced professor/instructor workload for grading exams and quizzes. Created PHP scripts and pages to allow test creation and automated grading.
| Lab Assistant/Web Designer | 2002-2003 |
Maintained course material and student grades for online classes. Built and modified websites for professors in the department.
| Web Designer | 2001-2002 |
Designed and built a series of educational modules for department’s classes in Macromedia Flash time-synced to embedded audio/video content.
Education
B.S., Computer Science, University of North Texas
University of North Texas, Denton, TX
Ordinary Technician’s Diploma, Electrical and Mechanical Engineering, City and Guilds, London
Clifton Dupigny Community College, Roseau, Dominica
Professional Development
Excelling as a Highly Effective Team Leader
BEA WebLogic Server 9.0: J2EE Programming with Servlets and JSPs in Eclipse
Oracle 10g – Intro to SQL, Programming with PL/SQL, SQL Tuning
Agile Development (Scrum)























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