Michael 🧑‍💻 Mattice Email & Phone Number

I, with my fellow coaches, teach groups to write well crafted software.

Oklahoma City, Oklahoma

Duties:* Manage a small team of developers including code review.* Provide PCI compliance direction* Evaluate products* Provide support to tier one support and operations staff* Assist Infrastructure with servers, network and storageAccomplishments:* Created PCI compliant system for detecting duplicate customer charges* Implemented Retailx (later NCR) Dax integration with our point of sale* Developed several different ETL systems:-- Pricebook extraction from Factor and into PoS-- EOD reporting from PoS loaded back into corporate databases-- Dax order transformation to vendor formats* Took ownership of purchased Delphi based PoS development and deployment.* Migrated PoS code from VSS to SVN and later to Git* Extended PoS according to both technical and stakeholder requirements, including:-- adding integration with activated product vendors like IDT, SelectCore, and EPay-- built a money order system with direct integration with the printer(s)-- built self-upgrade mechanism to permit hands-off upgrades at EOD* Built a microservice based clearinghouse for money order document data/validation.* Extended Fuel First backend systems to disable fraudulent pump activations* Recreated back end PoS services in Python using the Twisted async framework-- Reduced credit transaction times to wire speed.-- Removed black box device between our software and Gilbarco dispensers-- Rebuilt Money Order system using Twisted with new generation of printers-- Re-integrated with vendors like our acquiring bank, activated card partners, internal Fuel First systems* Set up puppet infrastructure-- Make store Linux machines buildable completely with puppet.-- Create standard server manifests to enforce security policies, logging, time synchronization.* Create internal apt repo for software package deployment.* Configure IPSec tunnels for store servers to acquiring bank systems.* Manage deployment and ongoing maintenance of vendor supplied/maintained VPN system.

Oklahoma City, Oklahoma

* Migrated remote legacy databases to a centralized Oracle back end.* Developed HTML::Mason internals for presenting Oracle data in real time via an Apache service intranet site.* Maintained frame relay network to remote stores.* Built and maintained iptables firewalls and VPN server.* Deployed IP phone system including PRI integration.* Troubleshoot desktop issues.

Oklahoma City, Oklahoma

* Rearchitected Netware network from 2.5Mbit arcnet and 100Mbit arcnet to fast ethernet.* Built and maintained Netware 3.12 and 4.11 network.* Built bmisystems.com web server and mail on an ISDN circuit.* Developed a gnu make based build system for Dataflex code in a VCS.* Redesigned the billing system to properly distribute differing portions of support contracts to appropriate internal representatives and leases within each invoice so that reporting was simple and accurate.* Managed multi-tenant Rolm 9751 phone system with T1 based long distance circuit, least cost routing, automatic call distribution, and digital moves adds and changes.* Migrated analog phone lines to a PRI over Cox's fiber network. * Deployed Cisco based VoIP off site extensions.