David Killmon
Principal Engineer at Amazon Web Services (AWS)
Seattle, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolDavid Killmon is a Principal Engineer with 11 years of experience building developer tooling and deployment platforms at AWS, currently focused on making software delivery safer and more delightful and exploring AI-driven assistants. He has deep back-end and DevOps expertise—contributing to high-impact open-source projects like aws/copilot-cli by implementing remote project state management and improving build/release workflows. At AWS he’s driven platform-level improvements across Proton, CloudFormation, and continuous deployment systems, and now works on memory-driven AI features for Kiro. Based in Seattle, he blends hands-on engineering with a passion for developer experience and an offbeat interest in bikes and social tech that informs a pragmatic, user-centered approach.
11 years of coding experience
14 years of employment as a software developer
Certificate of Language, Japanese Language and Literature, Certificate of Language, Japanese Language and Literature at 同志社大学 / Doshisha UniversityBachelor of Arts - BA, Computer Science, Japanese, Magna Cum Laude, Bachelor of Arts - BA, Computer Science, Japanese, Magna Cum Laude at Boston University
Japanese
Github Skills (7)
go10
aws10
ssm9
infrastructure-as-code9
devops8
developer-tools7
container7
Programming languages (10)
Github contributions (5)
aws/copilot-cli
Aug 2019 - Sep 2020
The AWS Copilot CLI is a tool for developers to build, release and operate production ready containerized applications on AWS App Runner or Amazon ECS on AWS Fargate.
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:75 reviews, 88 commits, 133 PRs in 1 year 1 month
Contributions summary:David primarily worked on enhancing the project's core functionality by implementing features related to project state management within the `aws/copilot-cli` repository. Their contributions involved creating a "Store" package that manages remote project states, fetching configurations from SSM, and moving models to `archer/`. They also addressed build and deployment issues in the build/release workflow.
aws-app-runnerecrproduction-readydeveloper-toolsaws-fargate-application
kohidave/proton-jinja-template-validation-action
Aug 2022 - Nov 2022
Contributions:100 commits, 91 pushes in 2 months
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