Software Development Developer

Tom Hayden III

**** ********** ****. #***** **********, Texas, 75010

Phone: 214-***-**** E-mail: ***.******.***@*******.***

LinkeIn: https://www.linkedin.com/in/tomhaydeniii

Summary

Creative, results oriented application developer with a proven record of delivering projects on time. Self starter with a strong desire to innovate. Able to learn and adapt to new technologies quickly. Attentive to detail and strong work ethic. A thorough understanding of the full Software Life Cycle Development including: Requirements Analysis, Application Design, Software Implementation, Integration/Regression Testing, Production Deployment and Operator/User Training

Experience

Senior Professional Application Developer – Gainwell Technologies

Little Rock, Arkansas (Remote position) – 08/12/2024 – 06/13/2025

• Maintained and updated Arkansas Medicaid billing system written in Pro*C.

• Updated report generation system as requested by customer.

• Updated letter writing system to improve readability by end user members.

• Maintained and updated Oracle data base as required.

• Identified and corrected errors/inefficiencies in application code.

Senior Developer – Infosys - Richardson, Texas – 08/2022 – 02/2023

• Worked on telecommunications project for Verizon, updating legacy code written in C/C++ to accommodate changes requested by the customer

Lead Developer - Nokia, U.S. - Coppell, Texas - 05/2020 – 08/2022

• Maintained and updated Nokia's Data Remediation tool, an in house ETL tool, for a major telecommunications company

• Assisted in the migration of the tool to a new host network, including moving from Oracle to MariaDB Database(ETL)

• Played a major role in adapting the tool to a microservices architecture, learning Docker, Kubernetes, YAML, JSON, Helm3, MariaDB, and Perl DBI along the way C/Unix Engineer

C/Unix Developer - J.C. Penney - Plano, Texas - 06/2019 – 10/2019

• Maintained and updated Cofs and Locs label printing systems

• Modified 4GL code to extract information from an Informix data base and transform into proper format to print labels (ETL)

• Implemented Mail Innovations system to allow UPS to transfer packages to the United States Postal Service, reducing costs and improving reliability and delivery time.

ETL Engineer - Teladoc Inc. - Lewisville, Texas - 12/2017 – 09/2018

• Developed ETL data flows using Talend ETL Tool

• Resolved date formatting error by opening up Talend’s internal Java code and determining empty text string was attempting to be converted to date data type.

• Extracted member identity and billing information from flat files and inserted it into a MySQL database

•Determined if customers' claims were billable and modified the existing eligibility system to read international files

Developer Consultnet Inc, Contracted to Frontier Communications

Dallas, Texas 11/2015 – 03/2016

• Developed Ksh scripts to run SQL queries in Teradata using Bteq

• Updated Oracle SQL tables with triggers to automatically end-date old records when a new record was added

Unix ETL Developer

M. Miller & Associates, Contracted to Neiman Marcus

Irving, Texas 02/2015 – 05/2015

• Developed and maintained ETL scripts on a Unix platform using Ksh, Sed, AWK, and a Vertica column-oriented database

• Wrote, tested, and delivered several scripts to process flat files for insertion into the database

• Analyzed corrupted data in the database and developed scripts to overwrite the data with known good data

Senior Software Developer Hewlett Packard

Minneapolis, Minnesota (Remote position) 07/2013 – 09/2014

• Maintained and updated Indiana Medicaid billing system

• Wrote specifications to add needed tables to Oracle 10g database

• Wrote specifications for daily, weekly, and monthly reports

Oracle Developer Oxford & Associates, Contracted to Rent-A-Center

Plano, Texas 09/2012 – 05/2013

• Updated ETL system and developed scripts, procedures, and packages to convert proprietary customer account system to an in-house developed data warehouse system using PL/SQL on an Oracle 10g system

• Verified data and performed data hygiene as required

Programmer/Analyst

Odyssey, Contracted to Army Air Force Exchange Service

Dallas, Texas 08/2011 – 05/2012

• Maintained and updated inventory control system for the Army and Air Force Exchange Stores

• Made multiple changes to ASAP (Aafes Store Automation Program) system programming in Oracle/Pro*C

OLP Engineer - CTDI - Flower Mound, Texas - 11/2009 – 06/2011

• Maintained and modified inventory control application written in Pro*C/Oracle

• Converted manual inventory report based on MS Excel and MS Access into Perl/Ksh script executed by a cron job

• Developed new modules to combine existing modules, reducing the number of steps necessary to process parts and orders

Software Test Engineer NWSI, contracted to Hewlett Packard

Richardson, Texas 09/2008 – 03/2009

• Validated operation of ultra-high reliability server

• Developed scripts to automate test procedures and improve performance and usability

• Assisted other developers in applying new concepts to the development of new applications and procedures

Technical Software – Engineer - Epsilon Irving, Texas - 04/2007 – 04/2008

• Developed and maintained data warehouses, in Oracle PL/SQL, for client companies including writing scripts to extract, transform and load data from flat files into database.

• Analyzed business requirements to develop and install a data warehouse system for customer retention of a major jewelry vendor

• Designed and developed stand-alone routines to maintain the integrity of several key tables

Production Support Engineer

KForce, contracted to Texas New Mexico Power & Light

Fort Worth, Texas 06/2006 – 09/2006

• Maintained and improved customer billing database

• Analyzed billing system to determine root causes of errors in customer billing

• Developed PL/SQL routines to update customer billing from flat files

Application Support Engineer MMC, Contracted to EDS

Plano, Texas 08/2005 – 06/2006

• Maintained and improved inventory system for a major convenience store franchiser

• Analyzed and modified existing inventory system, written in Pro*C to automatically select default quantities, prices, and package size based on vendor, location, and previous orders

• Developed shell and SQL/Oracle ETL scripts to install new applications and databases

Security Guard Champion Security

Richardson, Texas 11/2003 – 12/2004

• Insured safety of customer’s patrons.

Installation Technician Cable/Satellite TV subcontractor

Arlington, Texas 06/2002 – 03/2003

• Installed cable/satellite TV and broad band internet systems.

Programmer Analyst Weblink Wireless

Dallas, Texas 04/1999 – 05/2001

• Managed the development of a custom billing system

• Single-handedly wrote, tested, and deployed the entire application on schedule

• Analyzed requirements specification and created a coherent extraction, transformation and load software design allowing implementation in Pro*C

Technical Specialist Comsys Contracted to Excel Communications

Dallas, Texas 03/1998 – 12/1998

• Team member on customer account maintenance application

• Developed Sybase stored procedures to translate Btrieve records to Sybase

• Created C/C++ routines to verify successful importation from Btrieve to Sybase

Senior Associate Software Engineer E-Systems Garland Division

Garland, Texas 07/1995 – 03/1998

• Member of Tools group

• Developed and maintained software tools to be used by other groups

• Developed several tools using HTML, Perl, and/or JavaScript for intranet GUIsSenior

Electrical Design Engineer General Dynamics, Ft. Worth Division

Fort Worth, Texas 12/1991 – 06/1995

• Member of electrical design group

• Developed a database to keep track of wire weight for F-22 aircraftSenior Product

Engineer Optek Technology Inc.

Carrolton, Texas 06/1990 – 01/1991

• Oversaw production of hall effect semiconductors

• Developed a database to track production and testing of semiconductor devices

Senior Electrical Design Engineer

LTV Corporation, Missiles and Electronics Group

Grand Prairie, Texas 05/1985 – 05/1990

• Member of electrical design group

• Developed several small macros to improve CAD systems

Education

Master of Engineering in Software Engineering

The University of Texas at Arlington 08/1998

Bachelor of Science in Electrical Engineering

The University of Texas at Arlington 05/1985

Certificates

Oracle Certified Associate Java SE 8 Programmer - Oracle 05/2017

Oracle 10g DBA Certified Professional - Oracle 03/2010

Linux+ Certified Professional - CompTIA 06/2009

Skills

Java

C

C++

Pro*C

PL/1

SQL

Oracle

MySQL

MariaDB

Postgres

PL/SQL

Unix

Linux

AWK

SED

Bsh

Csh

Ksh

BASH

Perl

CGI

HTML

JavaScript

Docker

Kubernetes

YAML

JSON

Helm3

Micro Services

Virtualization

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