Sean Callaway
Senior Site Reliability Engineer at Redfin
Renton, Washington, United States
Summary
👤
Senior🎓
Top SchoolSean Callaway is a Senior Site Reliability Engineer with 11 years of hands-on experience designing and operating resilient, cloud-native systems from on-prem datacenters to multi-region Kubernetes and serverless deployments. He has a strong track record reducing cost and toil—migrating critical auth systems to multi-region Cloud Run, consolidating incident tooling to save six figures annually, and optimizing Lambdas for 25% better performance and 30% lower cost. Sean blends software and systems expertise (Go, Python, Terraform, FluxCD, EKS, Datadog) to improve observability, scalability, and recovery times across high-throughput pipelines and critical databases. He’s led platform efforts to enable developer-driven safe deployments, cross-region failover with Aurora Global DB, and autoscaling strategies that cut AWS spend while improving availability. A former Army systems leader turned SRE, he brings disciplined incident response and automation-first thinking to enterprise reliability challenges. Based in Renton, WA, he also runs a podcast-based side project, signalling a talent for technical communication and community engagement beyond core engineering.
11 years of coding experience
12 years of employment as a software developer
Information Technology Specialist (25B) Information Technology, Information Technology Specialist (25B) Information Technology at US Army Signal CenterComputer Science; Mathematics, Computer Science; Mathematics at El Dorado High School
Stackoverflow
172reputation
1kreached
2answers
0questions
Github Skills (198)
django10
charts10
gameserver10
environment-variables10
django-rest-framework10
upstream10
ansible9
rest9
helm9
api9
python9
bash9
hat9
automation9
rest-api9
Programming languages (10)
Github contributions (5)
seancallaway/drollerbot
May 2017 - Feb 2022
A dice rolling bot for Discord.
Contributions:10 PRs, 13 pushes, 10 branches in 4 years 9 months
dice-rollingminesweeperdiscordrpgbot
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