Aidan Sayers
Chief Technology Officer at Hadean
England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolAidan Sayers is a pragmatic technology leader and CTO with 14 years of experience building distributed systems, developer tooling, and production-grade infrastructure from his base in England. At Hadean he progressed from developer to Chief Technology Officer, blending hands-on engineering with product and technical leadership across cloud-native and simulation platforms. His open-source contributions span core tooling—improving Rust’s cargo resolver, Docker/Moby internals, the bup backup system, and emscripten runtime fixes—showing deep expertise in performance, reliability and low-level systems work. He combines C, Rust and Python fluency with DevOps experience to ship resilient builds, caching and containerization improvements in widely used projects. Colleagues rely on him for pragmatic refactors that reduce complexity and for adding tests that prevent regressions in tricky edge cases. A Cambridge Computer Science graduate, he’s comfortable operating at the intersection of engineering accuracy and product-driven delivery.
14 years of coding experience
8 years of employment as a software developer
Altrincham Grammar School for BoysBachelor of Arts (BA) Computer Science, Bachelor of Arts (BA) Computer Science at University of Cambridge
Stackoverflow
102reputation
4kreached
2answers
1question
Github Skills (53)
build-time10
git10
container10
docker10
cargo10
lib10
python10
apidoc10
testing10
bash10
buildx10
c1110
rust-wasm10
io10
dockers10
Programming languages (31)
Github contributions (5)
ianmiell/shutit
Apr 2014 - Apr 2015
Automation framework for programmers
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:1309 commits, 6 PRs, 1 push in 1 year
Contributions summary:Aidan's contributions primarily revolve around the restructuring and refactoring of the codebase, particularly focusing on the removal of SSH-related dependencies. They have refactored the build process, including moving to containerization using Docker, and set up the environment to support development, integration and production. The commits also indicate improvements to the test process, suggesting a focus on improving code quality.
pythonvagrantdevopsinfrastructureframework
mozilla/sccache
Dec 2017 - Sep 2022
Sccache is a ccache-like tool. It is used as a compiler wrapper and avoids compilation when possible. Sccache has the capability to utilize caching in remote storage environments, including various cloud storage options, or alternatively, in local storage.
Role in this project:Back-end Developer
Back-end DeveloperContributions:12 PRs, 54 comments, 3 issues in 4 years 9 months
Contributions summary:Aidan's commits focus on refactoring and improving the configuration and build process for the sccache project. They introduced a configuration override system to allow flexible settings for different cache types. Furthermore, the user made changes to the build system, converting requests to a tokio style using bincode. These updates indicate a focus on enhancing the project's caching capabilities and build automation.
cloud-storageccachecachestorage
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