Joshua Warburton
Software Engineer at ARM
United Kingdom
Summary
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RockstarJoshua Warburton is a software engineer based in the United Kingdom with four years of hands-on experience in systems and back-end development. Currently at ARM, he focuses on low-level architecture work and has contributed notable fixes and feature support to the widely used DynamoRIO dynamic instrumentation project, particularly for AArch64 instruction decoding and code generation. His contributions improved test coverage and resolved intermittent crashes, reflecting a pragmatic approach to stabilizing complex toolchains. Comfortable working close to hardware and ISA details, he brings practical debugging skill and a track record of shipping robust fixes in open-source infrastructure.
4 years of coding experience
Github Skills (16)
arch10
cpu-architecture10
dynamic10
code-generation10
instrumentation10
cprogramming-language10
decode10
architectures10
dynamic-analysis10
decoder10
computer-architecture10
architecture10
decoding10
testing9
debug9
Programming languages (1)
Github contributions (2)
DynamoRIO/dynamorio
Aug 2021 - Jan 2023
Dynamic Instrumentation Tool Platform
Role in this project:
Back-end Developer
Back-end DeveloperContributions:67 reviews, 146 commits, 190 PRs in 1 year 5 months
Contributions summary:Joshua made several contributions to the DynamoRIO project, focusing on the AArch64 architecture. They addressed bugs related to code generation and decoding, including fixes for intermittent crashes in tests and improvements to instruction decoding. The user also added support for new AArch64 instructions and features and improved the test suite to ensure proper encoding and decoding of instructions. Their work involved modifying core codec files, testing infrastructure, and implementing fixes for architectural features.
instrumentationbinary-analysisprofilingwindowslinux
minglechen/dynamorio
Jul 2022 - Jul 2022
Contributions:1 commit in 1 day
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