DevOps Engineer SR Important Information Location: Brazil Job Mode: Full-time Work Mode: Work from home Job Summary This is a highly sensitive and mission‑critical role with admin‑level access to the core platform. The ideal professional is exceptionally reliable, security‑minded, technically strong, and trustworthy, ensuring the stability, performance, and resilience of cloud infrastructure supporting large‑scale production systems. You will lead cloud operations, infrastructure automation, observability, and performance optimization across AWS environments, ensuring secure, cost‑efficient, and scalable solutions. Responsibilities and Duties Manage and optimize AWS infrastructure including ECS (Fargate & EC2), EC2, RDS/Aurora, S3, IAM, ALB/NLB, Route 53, CloudFront, and WAF; Design, deploy, and maintain Infrastructure as Code using AWS CloudFormation; Own and enhance CI/CD pipelines using CircleCI or similar tools, including automated deployments, rollback strategies, and environment ...