William S. Himmelstoss

PO Box 470121
Celebration, Florida 34747-0121
+1 (863) 206-2504 (cell)
+1 (407) 493-9088
whimmel@onefingertech.com

Over eighteen years experience with
software development and systems administration.

Experience

Phyaura LLC, Tampa, Florida

Sr. Programmer and Systems Administrator February 2008 - Present

Develop, implement and contribute to open-source electronic medical records software (EMR). PHP, MySQL, Apache, javascript, HL7, Subversion, Bugzilla
Design, implement and administer multi-location MySQL replicating database with hot failover and automated backups. MySQL replication, rsync, SSH tunnels
Install and administer Linux host- and virtual servers on site and in hosted facilities. Gentoo and Ubuntu Linux, VMWare Server, OpenVZ
Design and implement EMR connection to third-party vendors for laboratory results, electronic prescribing and medical billing clearinghouse. MySQL, Mirth, EDI, X12
Gather and analyze requirements and make recommendations for hardware and software purchases.
Provide world-class 2nd and 3rd-level customer support.

RYP Media, LLC, Celebration, Florida

Sr. Programmer/Analyst June 1998 - present
 Develop company websites. Develop internal office-automation and online applications.  PHP, MySQL, Apache, Oracle, Bourne shell, Perl, javascript.

Perform software upgrades on production systems with zero or minimum downtime. (php, linux, mysql)

Administer company Apache web servers running Linux on Intel and older Sun Solaris hardware.
Administer company DNS servers. (Linux, BIND, djbdns)
Administer customer login and email accounts. (qmail, vmailmgr)
Administer company Windows 2000, Linux, and Mac OS desktops.
Assemble new desktop computers and servers. (Windows, Linux, Solaris)

Provide telephone and on-site support to clients.

  • proteinspill.com. Install and support portal/blog site based on WordPress. Write custom modules in PHP/MySQL.
  • imageark.net. Developed back end for this image host in PHP/MySQL and javascript. Over 20,000 images stored in three months.
  • whichfinger.net. Another image host based on ImageArk code with fee-based gallery services.

    HealthPlan Services, Tampa, Florida

    Web Applications Programmer March 2006 - October 2007

    Integrate quoting system with salesforce.com CRM. SOAP, XML.
    Maintain employee and employer portal. DHTML, PHP, script.aculo.us, prototype, javascript, MySQL, DB2
    Develop enhancements for internal customer service system. DHTML, PHP, Javascript, CSS
    Develop and maintain middle- and back-end class libraries. PHP, script.aculo.us, prototype, AJAX, MySQL, DB2
    Follow revision control and change management procedures using Serena PVCS/ChangeMan and Serena Dimensions.
    Assist in maintenance of Solaris web servers running Apache and Tomcat

    Walt Disney World, Co., Lake Buena Vista, Florida

    Monorail Host August 2002 - October 2006
    Attractions Host August 2000 - August 2002
    Monorail Host June 1997 - May 1999

    Test and make recommendations for improvements to the local monitoring control unit software currently under development for the monorail fleet.

    Develop data acquisition application for front-line cast which tracks ride vehicle breakdowns and hourly vehicle counts. (PHP, MySQL, MS Access)

    Provide world-class service to our Guests while following the seven guest service guidelines.

    Hewlett-Packard/VeriFone, Clearwater, Florida

    software design engineer February 2000 - January 2002

    Maintain and develop enhancements for the "Fuel" segment of the point-of-sale software which runs on VeriFone's Ruby SuperStation. The Ruby is the primary workstation which interfaces with and controls all of the peripherals and networks in a filling station/convenience store. (pumps, pay-at-pump terminals, car wash, credit authorization networks, VSAT, etc.) Also developed some web-based utilities for use with the International team.

    Orlando Utilities Commission, Orlando, Florida

    Programmer/Analyst October 1998 - October 1999

    Design and test reports. Gather and analyze requirements for new projects. Develop, install, and maintain client applications. Provide training and support for client applications.

    Resource Technology Concepts, Longwood, Florida

    Programmer/Analyst December 1997 - May 1998

    Assigned to Harland Corp., Orlando, Florida. Marketing Software Division.

    Chep USA, Orlando, Florida

    Programmer/Analyst August 1996 - February 1997

    Analyze requirements for new projects. Maintain existing client applications. Evaluate and recommend tools for Windows development.

    AT&T Universal Card Services, Jacksonville, Florida

    Senior Developer September 1990 - August 1996

    Gather and analyze requirements for new projects. Develop, install, and maintain client applications. Provide training and Help Desk support for client applications. Primary member of Rapid Solutions development team, for emergency projects. Make recommendations for hardware and software purchases.

    Additional Experience

    Training