Alejandro Bertani Llarena

Senior Site Reliability Engineer with 7+ years of experience designing and operating large-scale, high-availability infrastructure across AWS, Azure, VMware, and hybrid environments. Proven track record of leading complex platform migrations — including zero-downtime Kubernetes upgrades across 13 clusters serving billions of daily requests. Deep expertise in Kubernetes, Terraform, Kafka, Vault, CI/CD automation, and observability, with a strong security focus spanning zero-trust architecture, CIS Benchmark compliance, DevSecOps practices, and vulnerability management.

Over 15 years in IT delivering resilience, scalability, and security at enterprise scale.

Opentable - SRE II - Jun 2024 - Present