Leonardo Maia Costa
Cloud Solution Architect & Fullstack Developer
Curitiba, Paraná, BR
20+ years of experience modernizing legacy systems into cloud-native architectures. Led AWS → Azure AKS migration for Americanas S.A. (Brazil's 2nd largest retailer, $4B+ revenue), collaborating with Microsoft engineers and multinational teams. Expert in Kubernetes, DevOps, Java, Golang, Node.js, microservices, and infrastructure-as-code. Proven track record delivering 60× performance gains, 200% retention improvements, and reducing critical banking processes from 1 day to 15 minutes. Fluent in English, remote-first, seeking backend/cloud/platform engineering roles with Fortune 500 and top-tier tech companies.
60×
performance improvement (Elasticsearch)
200%
user retention increase (video banking)
15min
banking process reduced from 1 day
Azure (AKS)AWSGCPCloudflare+2
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