During November 2024, Sergio Rivas Gomez focused on improving the reliability of AWS VPC endpoint deployments in the openbraininstitute/aws-terraform-deployment repository. He addressed a critical DNS misconfiguration by reverting the private_dns_enabled setting to false for VPC endpoints across CloudFormation, EC2, EFS, and SSM, using Terraform and HCL. This change restored stable DNS resolution and reduced the risk of connectivity issues during automated deployments. Sergio documented the fix to maintain operational traceability. While no new features were introduced, his targeted bug fix enhanced deployment reproducibility and operational hygiene, demonstrating a careful approach to infrastructure management using AWS and Terraform.