Casey Fitzpatrick

kcghost@gmail.com
kcghost.github.io
Eastern Time Zone, United States

Work Experience

Freelance Software Engineer
January 2022 - Present
Providing a wide variety of solutions and expertise to my clients

BSP Maintenance Lead
November 2019 - April 2021
Timesys Corporation
Managed a small team providing security solutions to customers

• Customer engagement
  • Primary point of contact for over 20 customer engagements
  • Regularly teleconferenced with customers to provide status updates and take note of new requests
• Team Management
  • Conducted regular scrum meetings
  • Assigned tasks to team members
• Linux security expertise
  • Provided risk analysis of novel vulnerabilities and hypothetical attack scenarios
  • Curated vulnerability database that sources from NVD (National Vulnerability Database) and Canonical
• CI tooling
  • Designed system to automatically rebase Linux forks onto latest mainline kernel
  • Integrated services with Gitlab

Linux Engineer
July 2015 - October 2019
Timesys Corporation
Kernel and application development for embedded platforms

• Consulted for a large variety of large and small customers
• Linux Distribution build system expertise
  • Designed, built, and maintained Yocto layers for embedded systems
  • Developed for and configured Timesys Factory for customers
  • Developed customer device support in AOSP (Android Open Source Project)
• Version control system expertise
  • Applied best practices for commits across many internal and customer projects
  • Cleaned up and rebased years of kernel changes onto new kernel
• Linux kernel expertise
  • Developed CAN driver now integrated in mainline kernel
  • Developed device trees and kernel configs for custom embedded hardwares
• Secure boot expertise
  • Designed UEFI secure boot and encrypted RFS (Root File System) mechanism in Yocto
  • Developed secure boot mechanisms for both x86 and ARM platforms.

Embedded Systems Software Engineer
July 2012 - June 2015
Software Design Solutions
Developed applications for both embedded and desktop platforms

• Web Application Development
  • Developed web application front and back ends for a variety of embedded systems
  • Developed a customizable desktyop browser software built for embedded or kiosk applications
• Embedded Application Development
  • Developed embedded applications for industrial systems, audio DSPs, kiosks, GPS and thermostat devices
  • Worked within an on-site team developing an Embedded Linux Medical device
  • Contributed to xig (Xbee Internet Gateway) for support of a thermostat
• Software Application Development
  • Maintenance and improvements on Visual IDE, Configuration console, and flashing utility for audio DSPs
  • Variety of GUI applications providing front ends and integration to legacy software
  • Test suite for legacy industrial system software
  • Audio DSP instruction set simulator/debugger
• Windows device driver building and signing

Contributions

• Linux CAN driver
• Ansible bug fixes
• GTK+ bug fix
• WebKitGTK+ bug fix
• BetterJoy bug fix and improvement
• Several small projects
• Hex tile holder model

Skills

• Programming Languages
  • Assembly
  • C
  • C++
  • C#
  • Java
• Scripting Languages
  • Python
  • Javascript
  • PHP
  • AWK
  • Bash
  • Batch
  • Matlab
  • Makefile
  • OpenSCAD 3D Modeling Language
• Technologies
  • SQLite
  • ZigBee
• Web Development
  • HTML
  • CSS
  • CGI
  • jQuery
  • Bootstrap
  • NodeJS
  • Python
• Platforms
  • Yocto Embedded Linux
  • Timesys Factory Embedded Linux
  • WinCE
  • Android
  • Arduino
  • PIC Microcontroller
  • DSP
• GUI Toolkits
  • GTK+
  • WinForms
  • Eclipse SWT
  • Embarcadero VCL
• Version Control Systems
  • SVN
  • GIT
• Electrical Engineering
• Soldering
• 3D Printing

Education

Bachelor of Science in Computer Science
East Stroudsburg University, Pennsylvania
Majors: Computer Science, Computer Security
Minor: Mathematics
GPA: 3.8
Graduated May 2012

• Summer Seminar for Outstanding Sophomore Students
• Summer 2010 Study Abroad in China
• ESU Honors Program
• ABSCUF Honors

University Projects

CubeSat Research and Development

Designed and built CubeSats, a 10x10x10 satellite standard able to function as a secondary payload on rockets, using PIC microcontrollers programmed in C.

Development of Psychological Studies

Developed web applications for use in carrying out scientific studies.