During November 2025, Sharpenedblade focused on backend development for the quay/quay repository, addressing a nuanced issue in the proxy authentication flow for anonymous pull requests. By refining the proxy logic in Python, they ensured that 403 errors for anonymous pulls are now ignored, mirroring the existing handling of 401 responses. This adjustment prevents unnecessary authentication attempts, reducing request latency and improving the user experience for anonymous users. Their work demonstrated a clear understanding of API development and backend systems, resulting in a maintainable, traceable solution that enhances both the stability and performance of the proxy component within quay/quay.