Designs, builds, and operates secure, scalable cloud infrastructure, deployment pipelines, and operational systems. Owns infrastructure architecture, provisioning, CI/CD, infrastructure-as-code, automation, observability, reliability, cost optimization, and incident response. Leads SRE practices, resolves complex production issues, supports distributed systems and microservices, and collaborates with Product and Engineering teams. Participates in on-call rotations and drives durable solutions that improve platform availability and performance.