This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Platform Engineer based in Brazil. This is a high-impact platform engineering role focused on improving reliability, developer productivity, and the overall software delivery lifecycle at scale. You will shape the technical strategy behind cloud platforms while building tools and workflows that make engineering teams faster and more autonomous. The role combines hands-on engineering with architectural leadership across AWS, Kubernetes, GitOps, observability, security, and DevEx. You will create Golden Paths, self-service capabilities, and standardized practices that reduce friction from onboarding through production delivery. You will also drive modernization, SRE, DevSecOps, FinOps, and AI-assisted engineering initiatives across the organization. Working in a fully remote environment, you will partner with senior technical leaders and engineers to deliver scalable, secure, reliable, and cost-efficient platforms.