Michael Hart
Senior Principal Engineer at Cloudflare
Melbourne, Victoria, Australia
Summary
🤩
Rockstar🎓
Top SchoolMichael Hart is a Principal Software Engineer based in New York with 14 years of hands-on experience building backend systems, developer tooling, and lightweight infrastructure for Node.js and serverless platforms. He is a prolific open-source contributor who has improved developer DX across projects like aws-sam-cli and lambci by adding new runtime support, improving Lambda test runners, and refining CI/CD templates. His work spans building minimal, production-friendly Node Docker images (alpine-node), implementing local LevelDB-based emulations of AWS services (kinesalite, dynalite), and hardening configuration and crypto tooling (nconf and amazon-cognito-identity-js) — including replacing external crypto deps with a lean internal BigInteger approach. Colleagues know him for combining performance-minded refactors with practical developer-focused improvements that make cloud-native workflows faster and more reliable.
14 years of coding experience
20 years of employment as a software developer
The University of Melbourne
Stackoverflow
5,159reputation
363kreached
34answers
2questions
domain-driven-design
top-1%
azure
top-5%
Github Skills (63)
build-script10
dockerce10
docker10
javascript10
node-js10
back-end-development10
validations10
biginteger10
testing10
configuration-management10
server-side-rendering10
aws-lambda10
authentication10
user-authentication10
bash10
Programming languages (29)
Github contributions (5)
lambci/lambci
Jun 2016 - Dec 2020
A continuous integration system built on AWS Lambda
Role in this project:
DevOps Engineer
DevOps EngineerContributions:201 commits, 17 PRs, 71 pushes in 4 years 6 months
Contributions summary:Michael primarily contributed to the infrastructure and build processes of the LambCI project. Their work included modifying CloudFormation templates, adjusting configuration files, updating build scripts, and migrating to a SAM-based template. They also focused on improving the build environment by adding support for new runtimes and dependencies, reflecting their role in enhancing the project's CI/CD pipeline.
serverlessaws-lambdacontinuousawscontinuous-integration
mhart/alpine-node
Apr 2015 - Jan 2023
Minimal Node.js Docker Images built on Alpine Linux
Role in this project:DevOps Engineer
DevOps EngineerContributions:799 commits, 12 PRs, 668 pushes in 7 years 10 months
Contributions summary:Michael's commits primarily focused on maintaining and updating the Dockerfiles for the `alpine-node` images. Their contributions involved updating npm and yarn to the latest versions, building slim images with smaller sizes, and creating builds for various Node.js versions. The user also worked on adjusting build scripts and updating dependencies within the Docker images, demonstrating an understanding of the build process and infrastructure configurations.
dockerfiletiddlywikidocker-imagenode-jsdocker-machine
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