Dale Rahn
Principal Post Silicon Validation Engineer
Austin, Texas, United States
Summary
👤
Senior🎓
Top SchoolDale Rahn is a Principal Post-Silicon Validation Engineer based in Austin with 25 years of systems and low-level software experience, currently validating some of the largest SoCs in production at Graphcore. He brings deep expertise in CPU core, NoC, memory subsystem and peripheral validation across pre- and post-silicon stages, gained through senior engineering roles at Qualcomm and NXP and long-term platform work in OpenBSD. Dale’s background spans OS and systems programming, device drivers, simulation and ARM bring-up (ARM64/ARM32), and he has a history of influencing platform-level toolchains and ports dating back to the 1990s. He has also contributed core Bitcoin node functionality to btcd, showing practical database and protocol-level engineering across languages. Known for bridging low-level bring-up with higher-level correctness and performance analysis, he combines rare hands-on silicon validation skills with decades of open-source platform experience.
25 years of coding experience
33 years of employment as a software developer
BSCS, Computer Science, BSCS, Computer Science at Purdue University
Github Skills (15)
c1710
memory-management10
risc-v10
bitcoin10
go10
sqlite10
bitcoins10
c1110
openbsd10
blockchain10
database-design9
assembly9
kernel8
concurrency8
kernel-mode8
Programming languages (4)
Github contributions (5)
btcsuite/btcd
Aug 2013 - Jan 2014
An alternative full node bitcoin implementation written in Go (golang)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits in 4 months
Contributions summary:Dale implemented core functionality related to transaction output (TxOut) spend tracking within the Bitcoin full node implementation, btcd. They added features to track spent data and integrated it into the database structure, specifically modifying the SQLite database schema and related cache. The user also worked on unspending coins when blocks are removed, and integrated the necessary data retrieval logic. This work primarily involved modifying the underlying database interactions and related functions, demonstrating a strong focus on Bitcoin protocol implementation.
bitcoingogolangbtcd
drahn/src
May 2020 - Jul 2024
Contributions:32 pushes, 50 branches in 4 years 2 months
cvsconversionsrcopenbsd
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