Dan Carley
Software Engineer at Flox
United Kingdom
Summary
🤩
RockstarDan Carley is a pragmatic software engineer with 15 years of experience building and hardening developer tools, CI/CD systems, and infrastructure. He has held senior SRE and engineering roles at CircleCI and the UK Government Digital Service, shaping API infrastructure, libraries, and platform reliability at scale. Dan is an active open-source contributor with meaningful work in high-profile projects like Terraform and CircleCI's CLI—adding CLI tests, a terraform fmt command, and robust GCE health-check handling—demonstrating a focus on testability and operability. His background blends hands-on Linux systems and DevOps work with API and backend engineering, routinely improving test suites, refactors, and automation. Based in the UK, he brings a practical, reliability-first mindset and a track record of turning brittle tooling into well-tested, maintainable systems.
15 years of coding experience
9 years of employment as a software developer
Github Skills (57)
puppeteer10
google-cloud-platform10
docker10
container10
mstest10
gomega10
puppet10
testing10
package-development10
plugin-development10
configuration-management10
http10
firewall10
ginkgo10
go-testing10
Programming languages (22)
Github contributions (5)
puppetlabs/puppetlabs-firewall
Oct 2011 - Jun 2013
Puppet Firewall Module
Role in this project:
DevOps Engineer
DevOps EngineerContributions:37 commits in 1 year 7 months
Contributions summary:Dan primarily focused on improving the module's infrastructure and ensuring its correct operation. Their contributions included implementing chain autorequires, validating log parameters, and documenting existing functionality. They also worked on resolving issues related to ICMP handling and normalising iptables-save to CIDR notation. These changes indicate a focus on ensuring the stability and correct configuration of the firewall module.
firewallsupportedpuppet
buger/goreplay
Oct 2013 - Jul 2014
GoReplay is an open-source tool for capturing and replaying live HTTP traffic into a test environment in order to continuously test your system with real data. It can be used to increase confidence in code deployments, configuration changes and infrastructure changes.
Role in this project:Backend & QA Engineer
Backend & QA EngineerContributions:21 commits, 1 comment in 9 months
Contributions summary:Dan primarily focused on improving the reliability and functionality of the GoReplay tool. Their contributions involved fixing bugs related to parsing requests from files, specifically addressing issues with garbled data and serialization. They also implemented features like header injection and method filtering for HTTP output, improving the tool's flexibility. Furthermore, they contributed to tests and refactoring efforts, including renaming variables for improved readability.
golangconfidencecapturingdevopstesting
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