Cainã Costa
Freelance Software Engineer
São Paulo, Brazil
Summary
🤩
Rockstar🎓
Top SchoolCainã Costa is a backend and systems engineer from São Paulo with 11 years of professional experience and a 15+-year practical background building production software in payments, distributed systems, observability and performance-sensitive domains. He’s delivered end-to-end systems from low-latency card processing and blockchain-backed settlements to security-focused transaction simulation for crypto wallets, and led the InfiniteCard project to handle real daily volumes. Comfortable across languages and layers—Rust, Go, TypeScript, Nix, Kubernetes and CI/CD—he’s shipped full-stack contributions at Red Hat (Kiali) including OpenShift OAuth support and Knative deployment automation. Cainã prefers engineering cultures with strong peers and low politics, and brings both hands-on implementation skills and experience running projects as a technical lead. An active open-source contributor, he blends systems thinking with a pragmatic focus on observability and reliability.
11 years of coding experience
12 years of employment as a software developer
Bachelor’s Degree, Information Technology, Bachelor’s Degree, Information Technology at Universidade Federal de Sergipe
English, Portuguese, Spanish
Github Skills (18)
service-mesh10
kubernetes10
user-authentication10
authentication10
cicd10
automation10
openshift10
kubernetes-pods10
istio10
automations10
typescript9
configuration-management9
typescript-types9
knative9
react9
Programming languages (15)
Github contributions (5)
kiali/kiali
Feb 2018 - Jun 2019
Kiali project, observability for the Istio service mesh
Role in this project:
DevOps Engineer & Full-stack Developer
DevOps Engineer & Full-stack DeveloperContributions:35 reviews, 40 commits, 67 PRs in 1 year 4 months
Contributions summary:Cainã contributed to the project by implementing OpenShift OAuth support, including the necessary backend logic and frontend integrations. They also focused on build and deployment automation by adding knative support to the cluster-openshift.sh script, alongside installing a sample application and domain configurations. Further contributions involved fixing UI components and configuration for the service graph page.
istiokialiobservabilityservice-meshopenshift
mugraph-payments/muchat
Oct 2024 - Jan 2025
The "everything private" app.
Contributions:8 reviews, 21 PRs, 46 pushes in 2 months
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