Dan Simone
Architect - Senior Principal Engineer at Twilio
Greater Philadelphia United States
Summary
👤
Senior🎓
Top SchoolDan Simone is a Senior Principal Engineer and architect with 20+ years of experience designing and operating large-scale cloud-native platforms, currently leading Twilio's next-generation Istio-based service mesh and Kubernetes platform work. He has a strong track record building observability and platform tooling—co-founding Oracle’s internal "Sauron" observability service with a custom Go operator supporting hundreds of isolated instances—and has redesigned critical, 24/7 services at Salesforce that gate deployments for hundreds of teams. Pragmatic about operational fundamentals, Dan emphasizes Prometheus-based monitoring, Terraform-driven infrastructure-as-code, and developer productivity tooling to increase velocity and safety. A hands-on leader and coach, he routinely mentors engineers, hires cross-organization talent, and guides Kubernetes operational best practices. Trained at Cornell (M.Eng/BA CS), he combines deep systems engineering with a knack for turning complex distributed requirements into maintainable, scalable platforms.
10 years of coding experience
19 years of employment as a software developer
Masters of Engineering Computer Science, Masters of Engineering Computer Science at Cornell University
Stackoverflow
11reputation
3kreached
1answer
0questions
Github Skills (82)
gcp10
dns10
dns-record10
external-dns10
pagerduty10
route5310
kubernetes10
bootstrap10
ingress10
aws10
kubernetes-resources10
monitoring9
prometheus-alertmanager9
chaos9
equality9
Programming languages (5)
Github contributions (5)
dansimone/oci-kube-prompt
Apr 2019 - May 2021
Bash prompt that display the current OCI Kubernetes cluster
Contributions:2 commits, 4 PRs, 15 pushes in 2 years 1 month
bashkubernetes-cluster
dansimone/check-pwned-passwords
Mar 2019 - Jun 2025
Interactive script to verify whether passwords have been comprised, according to https://haveibeenpwned.com
Contributions:4 PRs, 6 pushes, 5 branches in 6 years 3 months
passwordssecurityverifypasswordhaveibeenpwned
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