Over a two-month period, contributed to the vllm-project/ci-infra and vllm-project/tpu-inference repositories by building and stabilizing cloud-based CI/CD infrastructure. Focused on enhancing security and scalability, implemented Bash and Terraform scripts to harden CI token handling, scale Buildkite build resources, and centralize Docker build steps. Improved observability by deploying a monitoring dashboard, integrating BigQuery for metrics storage, and adding a Cloud Function webhook for Buildkite data. Addressed pipeline reliability by fixing agent startup race conditions and rolling back unnecessary GKE Terraform resources. The work emphasized robust DevOps practices, leveraging Google Cloud Platform and Infrastructure as Code to align infrastructure with evolving needs.