David Alger
Principal Site Reliability Engineer at Cribl
Springfield, Missouri, United States
Summary
🤩
RockstarDavid Alger is a Sr. Staff Site Reliability Engineer with 13 years of experience building resilient cloud and bare-metal systems for online retail. He specializes in infrastructure-as-code, immutable patterns, automation, and high-availability architectures across AWS, GCP, Kubernetes, Terraform/Terragrunt and Ansible. David has progressed from hands-on engineering and CTO roles to senior leadership in SRE, most recently at Cribl after leading platform reliability at NuORDER by Lightspeed. He contributes to developer tooling in open source—helping evolve the popular Warden CLI to simplify Docker-based dev environments with HTTPS, local DNS, and file-sync integrations—showing a pragmatic focus on improving developer workflows. Based in Springfield, Missouri, he blends deep infrastructure craft with a history of building teams and shipping production-critical systems.
14 years of coding experience
17 years of employment as a software developer
Stackoverflow
584reputation
34kreached
11answers
0questions
Github Skills (22)
docker10
ssl10
tls1210
bash10
docker-compose10
tls1310
dockers10
dns10
mutagen10
scripting9
cicd9
shell9
script9
sh9
macos8
Programming languages (16)
Github contributions (5)
wardenenv/warden
May 2019 - Apr 2022
Warden is a CLI utility for orchestrating Docker based developer environments
Role in this project:
DevOps & Backend Engineer
DevOps & Backend EngineerContributions:53 releases, 22 reviews, 1019 commits in 2 years 11 months
Contributions summary:David contributed significantly to the infrastructure and functionality of the Warden CLI tool. They implemented features such as `up/down` commands for managing Docker-based environments with `docker-compose`, generating SSL certificates for HTTPS, and setting up a local DNS resolver for `.test` domains. Furthermore, the user added commands for managing Mutagen sync sessions for file synchronization and enhanced the project's features for better integration with development workflows, including improved build processes.
clidockerwardencli-utilitylinux
davidalger/devdocs
Jan 2015 - Mar 2020
Magento developer resources
Contributions:18 pushes, 18 branches in 5 years 3 months
magento2developer-toolstarantooldeveloper-resourcesmagento
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