Guillermo Serrano

• Strategic Technical Advisement: Acted as a subject matter expert for GKE, advising customers on high availability (HA) strategies through Pod Disruption Budgets (PDBs), replicas, and eviction protections .
• Cost Management & Optimization: Guided enterprise clients in reducing cloud spend by implementing Spot VMs, right-sizing underutilized nodes, and configuring automated scaling profiles.
• Cross-Functional Bridge: Regularly collaborated with Google TAMs to report bugs, provide Root Cause Analysis (RCA), and advocate for customer-requested features, acting as a technical liaison for the product ecosystem.
• Mission-Critical Support: Led technical resolution for P1 Critical Impact cases, ensuring minimal downtime for high-stakes enterprise environments.

Pipeline Orchestration: Designed and optimized end-to-end GitLab CI/CD pipelines for complex, multi-environment projects (Dev, Stage, Prod), reducing manual deployment errors and streamlining release cycles.

Mobile DevOps Automation: Leveraged Fastlane and GitLab Runners to automate build and release processes for iOS and Android, managing app versioning and code signing for global deployment.

Infrastructure as Code (IaC): Automated resource provisioning using Terraform and AWS CDK, ensuring reproducible and scalable environments for client applications.

Cross-Functional Collaboration: Acted as a bridge between development and operations teams to resolve deployment bottlenecks and improve the overall software development lifecycle.