Alexandre De Sá
Devops at Stone
Ceará, Brazil
Summary
👤
Senior🎓
Top SchoolAlexandre De Sá is a seasoned DevOps/SRE with 15 years of experience, currently shaping observability and reliability at StoneCo from Ceará, Brazil. He has a strong track record designing end-to-end observability stacks—Prometheus, Grafana, Loki, Tempo and more—and led impactful projects like a cost-saving migration from ElasticCloud to Grafana Loki and Black Friday monitoring enhancements. Comfortable across cloud and datacenter environments, he automates infrastructure with Terraform (including AWS) and has hands-on experience ingesting network device logs at scale. His background in sysadmin roles across telecom, hosting, and media cultivated deep operational expertise in Linux, virtualization and mail/DNS services, which he brings to platform reliability work. An MBA in project and portfolio management complements his technical craft, enabling him to align observability investments with business-critical events and cost optimization.
15 years of coding experience
4 years of employment as a software developer
Master of Business Administration (MBA), Project and Process Portfolio Management, Master of Business Administration (MBA), Project and Process Portfolio Management at Universidade de FortalezaEstácio de Sá University
English, Spanish
Github Skills (43)
monitoring10
parser10
grafana10
prometheus10
logging10
router9
pipeline9
vector9
rust8
stream-processing8
dashboard8
mysql8
visualization7
observability7
analytics7
Programming languages (7)
Github contributions (5)
alexandre1984rj/helm-charts
Sep 2022 - Jan 2023
Contributions:4 PRs, 14 pushes, 4 branches in 4 months
alexandre1984rj/loki
Aug 2022 - Nov 2022
Like Prometheus, but for logs.
Contributions:7 pushes, 1 branch in 3 months
loggingprometheusmetricsmonitoringlogs
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