Aaron Gable
Principal Software Engineer at Let's Encrypt
San Francisco, California, United States
Summary
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Rockstar🎓
Top SchoolAaron Gable is a Principal Software Engineer with 13 years of experience building large-scale developer tooling, CI systems, and fleet infrastructure, currently leading development of Let's Encrypt’s Boulder CA that issues millions of TLS certificates daily. Previously at Google he architected and operated the bespoke source control, code review, search, issue tracking, and CI pipelines that run tens of millions of tests per minute for Chrome/Chromium. He blends deep systems and security expertise with a commitment to standards, contributing to ACME improvements and WebPKI discussions at the CA/Browser Forum and IETF. A Harvey Mudd-trained computer scientist and mathematician, he is an active open-source contributor—known for hardening Boulder’s TLS and gRPC code—and brings practical experience from research projects in computational geometry and automated image-based classification.
13 years of coding experience
9 years of employment as a software developer
BS Computer Science Math, BS Computer Science Math at Harvey Mudd CollegeStudy Abroad Computer Science Math, Study Abroad Computer Science Math at Aquincum Institute of Technology
Stackoverflow
51reputation
312kreached
1answer
0questions
Github Skills (13)
error-handling10
go10
back-end-development10
grpc10
testing9
tls139
libtls9
tls129
mtls9
security8
forloop6
python6
if-statement6
Programming languages (19)
Github contributions (5)
letsencrypt/boulder
Jun 2020 - Jan 2023
An ACME-based certificate authority, written in Go.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 2790 reviews, 436 commits in 2 years 7 months
Contributions summary:Aaron primarily focused on enhancing the Boulder CA's security and stability through bug fixes and code refactoring. Their contributions included removing code duplication from TLS-ALPN-01 error messages and addressing data race conditions in the expiration-mailer test mocks. Additionally, they were involved in improving the generation of GitHub release artifacts, registering OCSP responder metrics, and streamlining gRPC implementations.
golangcertificate-authorityletsencryptpkilets-encrypt
chromium/chromium
Apr 2020 - Apr 2020
The official GitHub mirror of the Chromium source
Contributions:2 commits, 14 PRs, 327821 pushes in 1 day
chromiumgithub-mirrorchrome
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