During November 2024, Rodrigo developed symlink-aware module discovery for the gruntwork-io/terragrunt repository, addressing challenges in reliably resolving symlinked modules within complex dependency graphs. He enhanced the module discovery process by implementing WalkWithSymlinks in Go, enabling robust traversal of file systems while preventing infinite loops from circular references. This work allowed Terragrunt to process symlinked module dependencies automatically, reducing the need for manual configuration and improving reliability in monorepo environments. Rodrigo’s approach emphasized maintainability and edge-case handling, leveraging his skills in Go development, file system operations, and module management to strengthen Terragrunt’s core discovery mechanics and overall stability.