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Oscar Medina Gomes da Costa

SRE | Platform & DevOps Engineer | Python/Java Dev | SRE Lead

7+ anos construindo plataformas confiáveis — cloud, IaC, observabilidade e serviços Python em produção.

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Experiência

Staff Site Reliability Engineer      2024 – 2025
SRE Lead                             2023 – 2024
Specialist Site Reliability Engineer 2022 – 2023
SR Solutions Architect               2021
Infrastructure Analyst DevOps        2021
University Professor                 2021 – 2023
  └─ Infrastructure, Cloud, DevOps, Containers, Serverless, Info Security
Systems Analyst / Support Analyst    2018 – 2021
  └─ DevOps, Datacenter, CI/CD, Automation, Monitoring

Stack

Languages & Backend

Python FastAPI gRPC Java Pydantic SQLAlchemy Redis pytest

Databases

PostgreSQL MongoDB DynamoDB ElastiCache PgBouncer

Cloud AWS

AWS EC2 EKS ECS Lambda SQS SNS CloudWatch Route53 IAM

Cloud GCP & Infra

GCP Docker Linux LocalStack

IaC & Automation

Terraform Terragrunt Ansible Pulumi CloudFormation

Kubernetes & GitOps

Kubernetes Helm ArgoCD OpenShift Istio KEDA Karpenter External Secrets LitmusChaos

Platform Engineering

Backstage

CI/CD & Pipelines

GitHub Actions Jenkins GitLab CI Atlantis

Performance & Chaos

k6 Locust LitmusChaos

Observabilidade

Prometheus Alertmanager Grafana Loki Tempo OpenTelemetry Fluentbit Thanos OpenSearch Datadog Dynatrace Opsgenie PagerDuty Sloth

Mensageria & API Gateway

Kafka Schema Registry RabbitMQ Kong

DevSecOps & Segurança

Vault Trivy SonarQube Bandit OWASP Cosign gitleaks


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