Gergo worked on targeted API deprecation and code hygiene improvements across the snyk/code-client-go and snyk/go-application-framework repositories. Focusing on Go and OpenAPI Specification, he removed legacy fingerprint types and deprecated data structures, specifically eliminating the SnykOrgRepositoryFindingV1 type from both Go code and OpenAPI definitions. This refactoring reduced technical debt and simplified data transformation logic, ensuring only active fingerprint types are processed while preserving existing behavior. By addressing both code and specification layers, Gergo improved maintainability and reduced the risk of future breakages. His work demonstrated a methodical approach to API development and code refactoring using Go and YAML.