adonai.io

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ADONAI DOS SANTOS COSTA

Principal SRE · Solutions Architect · Kubernetes & Cloud Native Specialist

AI-Augmented Engineering | Platform Reliability | Multi-Cloud

São Paulo – Brazil
📧 adonai.costa@gmail.com
🔗 https://linkedin.com/in/adonaicosta

Architecting resilient, scalable, AI-augmented cloud platforms operating at scale.

🧠 PROFILE

Principal-level Site Reliability Engineer and Solutions Architect with 15+ years of experience in infrastructure, distributed systems, and cloud-native platforms.

Operating ~120 Kubernetes clusters across hybrid and multi-cloud environments, supporting 200–1500 deployments.

Focused on:

High Availability & Resilience
Observability & Reliability Engineering
Secure Platform Architecture
GitOps & Infrastructure as Code
AI-Driven Operations (AIOps)

Actively applying AI-augmented engineering (vibe coding) using Gemini, Claude, and Antigravity to accelerate architectural design, troubleshooting, IaC, CI/CD, and incident response — reducing MTTR by ~50% in critical incidents.

⚙ CORE CAPABILITIES

Kubernetes Expertise
On-Prem · Hybrid · Managed (GKE · EKS · AKS · OKE · DOKS)

Cloud Native Architecture
Platform Engineering · GitOps · DevSecOps · Service Mesh

Reliability Engineering
SLO/SLI · Incident Response · Scalability · 1M req/sec traffic peaks

AI-Augmented Operations
LLM-driven troubleshooting · Manifest generation · Incident diagnostics · Automation acceleration

Multi-Cloud Strategy
GCP · AWS · Azure · OCI

🚀 EXPERIENCE HIGHLIGHTS

Senior Infrastructure Engineer / Senior SRE

In a Big Big Big Kubernetes and Cloud Operations in Brazil

Multi-cloud Kubernetes architecture and evolution
Full observability stack design (Prometheus, Grafana, Loki, Tempo)
Service Mesh implementation (Istio, Linkerd)
GitOps standardization (Argo CD, Flux CD)
Terraform & Ansible automation
AI-driven incident acceleration
30% cloud cost reduction (~BRL 1.5M/year) via OSS strategy & FinOps
Operate ~100 Kubernetes clusters
100–1500 concurrent deployments
Strategic consulting & advanced troubleshooting
Cost optimization initiatives (~$300K–$1M/year savings)
Designed scalability for 1M req/sec traffic peaks
Generative AI applied to distributed systems diagnostics

Infrastructure Architect / SRE

In a Bank in Brazil

Financial-grade Kubernetes architecture
Enterprise GitOps & CI/CD
Security, compliance & high availability
AI-assisted diagnostics in regulated environments

🏆 CERTIFICATIONS

Google Cloud Professional Architect
CKA · CKS · LFCE / LFCS · LPIC 1 & 2

🛠 TECHNOLOGY STACK

Kubernetes · GKE · EKS · AKS · OpenShift · Rancher
Terraform · Ansible · Argo CD · Flux CD
Prometheus · Grafana · Loki · Tempo - ElasticSearch
Istio · Linkerd · Kyverno · Cert-Manager
Docker · Linux · Python
GCP · AWS · Azure · OCI
Generative AI · AIOps · AI-Assisted Coding

Designing mission-critical Kubernetes platforms with AI-accelerated engineering.