Tim Simmons
SDE at Temporal Technologies
Austin, Texas, United States
Summary
🤩
Rockstar🎓
Top SchoolTim Simmons is a Senior Software Engineer and reliability-focused SDE with 13 years of engineering experience and six years specializing in cloud-native systems, primarily writing Go. He has designed and operated large-scale observability platforms—at DigitalOcean he led a metrics and alerting stack ingesting >10M metrics/sec and managing hundreds of Prometheus instances and Alertmanagers—and continued that focus at Shopify and Temporal Technologies. Tim’s hands-on work on the popular Concourse project added Prometheus metrics and reduced cardinality, improving observability for many users. He blends deep distributed-systems troubleshooting with practical DevOps tooling, mentoring engineers and producing extensive docs and dashboards that shape operational decision-making. Based in Austin, he pairs open-source contributions and conference talks with a track record of turning complex monitoring needs into reliable, scalable production systems.
12 years of coding experience
9 years of employment as a software developer
Bachelor’s Degree, Computer Science, Bachelor’s Degree, Computer Science at The University of Texas at Austin
English
Github Skills (11)
go10
prometheus10
continuous-delivery10
cicd10
docker8
container8
pipeline8
dockers8
continuous-integration8
runc7
containerd7
Programming languages (8)
Github contributions (5)
concourse/concourse
Oct 2017 - Dec 2017
Concourse is a container-based continuous thing-doer written in Go.
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:6 commits, 3 comments in 1 month
Contributions summary:Tim focused on extending Concourse's metric collection capabilities by implementing a Prometheus metrics emitter. They added various metrics related to build processes, including durations, statuses, and scheduling times, enabling monitoring and alerting. The contributions involved modifying existing code to expose metrics through a Prometheus HTTP endpoint and refactoring existing metrics to reduce cardinality. This work improved the observability of Concourse deployments by adding new metrics and addressing existing problems.
golangcontainersdoergocdelm
TimSimmons/.vim
May 2016 - Mar 2022
Contributions:9 pushes, 2 branches in 5 years 10 months
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