Brett T. Warden

Available for work

My résumé is available in the following formats:

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I'm an electrical engineer with experience in embedded programming, UNIX/Linux development, Linux distribution engineering, Perl programming, web development, and electronics research. I'm currently available for work remotely, or in the Hillsboro/Beaverton/Portland, Oregon area. Please open my resume above for contact details.

Skills Include:

Linux Distribution Engineering Firmware Development Embedded systems Test Automation Systems Integration Open-Source Development Bug Resolution & Feature Enhancement Security & Cryptography Software validation Networking SQL Database & Perl Programming Cross-Functional Team Collaboration

Programming & Scripting: C Perl Python Bash JavaScript Assembly (x86, PPC, MIPS) TCL Expect CUPL
Operating Systems & RTOS: Linux (Yocto, CGL, various distros) UNIX (Solaris, OpenBSD, FreeBSD) macOS Wind River Nucleus Plus Windows (3.1-11)
Embedded Systems & Architectures: X86 SoC (Atom) ARM/XScale PPC/MPC 80186 8051
Debugging & Simulation Tools: Simics Intel ITP Wind River VisionProbe, VisionICE, VisionClick GDB
Networking & Telecom Protocols: PON ATM SONET TDM TL1 SNMP PICMG/IPMI (CompactPCI, AdvancedTCA) I2C/I3C SPI Serial 1-Wire MQTT Z-Wave Zigbee mDNS NAT HTTP SMTP CAN bus
Version Control & Tracking: Git GitHub JIRA Bugzilla Jenkins ArtiFactory Subversion CVS Perforce PVCS Tracker ClearQuest ClearCase DDTS

Portfolio

Professional

Clear Linux tools, automation, and tests
- Tooling to backport a specific commit from upstream to current package
- Tooling to automate backporting a series of patches from the current packaged version to the specified upstream commit or HEAD
- Implement layered config for kernel packages including pass-through support for `make menuconfig` and `make oldconfig` targets
- Clear Linux network troubleshooting and diagnostics tool
- Contributions to automated packaging tool
- Enhancements to software update tool (swupd) and its tests
- Hardening of boot manager tool and improvements to initrd handling, including early microcode loading
Clear Linux packaging

Outside of work

Severe Weather Alerts (NWS)
Implemented infrared (IR) control protocol driver for Arduino/Espressif platforms to control and receive data from Disney's Made With Magic/Glow With The Show interactive ear hats and magic wands
Contributions to AREDN (Amateur Radio Emergency Data Network) project
Diagnosis and fix, including live recovery of an unexpected error condition that brought down federated meshchat servers on regional AREDN mesh
Developed hardware interface for Dogecoin Pinball Machine
Debugging, diagnosis, binary hot-fix, and targeted patch for a segfault in an open-source project

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